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Aerial view of Lower Manhattan, One World Trade Center and the Brooklyn Bridge in New York at sunset

US Northeast itinerary — September 2027

For the US Northeast trip (New York, Boston & Washington), September 2027 is one of the most comfortable months by weather. Across New York, Boston and Washington, daytime highs run from about 23°C / 73°F to 27°C / 81°F. Plan around 9–11 days for the full New York, Boston & Washington loop.

In this order — about 9–11 days:

  1. New York4 nights
  2. Boston2 nights
  3. Washington3 nights
  • Route noteReserve the longest intercity leg first and keep transfer days free of timed sights.
Plan US NortheastFree and No sign-up

By TripSapien · Updated September 24, 2026

1

New York

New York in September

Temp

75°F / 63°F

23.7°C / 17°C

Rain

12d

3.9in · 97.8mm

Light

12.3h

Sea

72°F

22.2°C

September is warm but easier for walking, with US Open finals in Queens, New York Fashion Week shows, and the Feast of San Gennaro filling Mulberry Street in Little Italy.

City overview

New York is a five-borough harbor city where Manhattan, Brooklyn, Queens, the Bronx, and Staten Island sit between the Hudson River, East River, and Upper New York Bay. For first-time planning, Manhattan is the spine: the numbered grid begins above 14th Street, while Greenwich Village, SoHo, the Lower East Side, Chinatown, and Lower Manhattan keep older pre-grid lanes closer to the harbor.

Food & drink

New York food is tied to blocks: NY-style pizza by the slice, bagels with lox and cream cheese, pastrami on rye, halal-cart chicken-and-rice, Chinatown dim sum, black-and-white cookies, cheesecake, and deli pickles all have local routes. Russ & Daughters at 179 East Houston Street, Katz's Delicatessen at 205 East Houston Street, Mott Street and Mulberry Street in Chinatown and Little Italy, Chelsea Market, and Smorgasburg in Williamsburg make a practical first food map.

Events & festivals

Show all 40 events for September
  • Sep 3 – Sep 6

    Art on Paper 2026

    Pier 36, 299 South Street.

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 3

    Paddington The Musical

    theater.

    Source: SeatGeek

  • Sep 3

    Little Shop of Horrors

    theater.

    Source: SeatGeek

  • Sep 4 – Sep 6

    46th Annual Richmond County Fair

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 4

    Paddington The Musical

    theater.

    Source: SeatGeek

  • Sep 4

    Dolly: A True Original Musical

    theater.

    Source: SeatGeek

  • Sep 5

    Little Shop of Horrors

    theater.

    Source: SeatGeek

  • Sep 5

    Paddington The Musical

    theater.

    Source: SeatGeek

  • Sep 5

    Purple Rain - The Musical

    theater.

    Source: SeatGeek

  • Sep 7

    Dolly: A True Original Musical

    theater.

    Source: SeatGeek

  • Sep 7

    Purple Rain - The Musical

    theater.

    Source: SeatGeek

  • Sep 7

    Damn Yankees

    theater.

    Source: SeatGeek

  • Sep 8

    Taste of Times Square

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 10 – Sep 15

    New York Fashion Week 2027 (Spring/Summer)

    The biannual fashion event featuring runway shows, presentations, and industry parties showcasing upcoming designers and collections.

    Planning lead · dates set closer in · Source: festival research

  • Sep 11

    17th Pig Island NYC

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 11 – Sep 12

    44th Annual Septemberfest

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 12

    Purple Foot Festival

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 14

    Museum Mile Festival 2027

    Annual festival where museums along Fifth Avenue open their doors for free and the street is closed for pedestrian festivities.

    Planning lead · dates set closer in · Source: festival research

  • Sep 16 – Sep 26

    100th Annual Feast of San Gennaro

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 16 – Sep 26

    Feast of San Gennaro 2027

    Annual Italian-American festival in Little Italy featuring food vendors, live music, parades, and cultural celebrations.

    Planning lead · dates set closer in · Source: festival research

  • Sep 17

    Wildlife Conservation Film Festival

    International film festival.

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 17 – Sep 19

    Jazz at Lincoln Center - Essentially Ellington Festival 2027

    A festival celebrating the music of Duke Ellington with performances by high school jazz bands and professional musicians.

    Planning lead · dates set closer in · Source: festival research

  • Sep 18 – Sep 19

    Experts Only Festival 2026

    John Summit introduces Experts Only Festival NYC, a groundbreaking two-day live music event set to take over Randall’s Island on September 20 & 21 in partnership with Medium Rare, Relentless Beats, and EMW.

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 18 – Sep 19

    New York Latin Food Festival

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 19 – Sep 25

    Brooklyn Book Festival

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 23 – Sep 26

    New York Comic Con 2027

    A major pop culture event featuring comics, movies, TV shows, panels, and celebrity appearances at the Javits Center.

    Planning lead · dates set closer in · Source: festival research

  • Sep 24 – Sep 26

    184th Long Island Fair

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 24 – Sep 26

    All Things Go Festival NYC 2026

    There will be no overlapping set times at this 2-day festival.

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 25

    CBGB Festival 2026

    Expect a jam-packed full day of over 15 bands across 2 stages, vintage and new merch collections, tons of local food & beverage options, and expansive CBGB installations including relics from the original club.

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 25 – Sep 26

    Open House New York Weekend 2027

    A weekend event offering free access to many of New York City's architecturally and culturally significant buildings.

    Planning lead · dates set closer in · Source: festival research

  • Sep 28 – Sep 29
  • Sep 29 – Sep 30

    CLAIR OBSCUR: EXPEDITION 33 "A PAINTED SYMPHONY"

    Music · Other.

    Source: Ticketmaster

  • Sep 30 – Oct 3

    Bicуcle Film Festivаl

    International Bicycle Film Festival.

    Planning lead · projected date · Source: TripSapien festival dataset

  • Sep 30 – Oct 3

    Independent 20th Century

    945 Madison Avenue.

    Planning lead · projected date · Source: TripSapien festival dataset

Holidays & observances

  • Sep 6Labour DayPublic holiday

Top sights

Ranked for September suitability using weather, setting, ratings, and review volume.

Map of New York with pinned top attractions (1 through 10)
  1. 1Central Park
  2. 2Brooklyn Bridge
  3. 3Times Square & Theater District
  4. 4The High Line
  5. 5Statue of Liberty & Ellis Island
  6. 6Metropolitan Museum of Art
  7. 79/11 Memorial & Museum
  8. 8Empire State Building
  9. 9Top of the Rock & Rockefeller Center
  10. 10American Museum of Natural History
  • Central Park in New York1

    Central Park

    4.8★outdoorOpen daily

    Frederick Law Olmsted and Calvert Vaux designed the 843-acre park selected in 1858, with the Ramble, Bethesda Terrace, Sheep Meadow, the Mall, and the Jacqueline Kennedy Onassis Reservoir spanning 59th to 110th streets. Start at 59 St-Columbus Circle on the A/B/C/D/1 or at Fifth Avenue-59th Street on the N/R/W, then cross toward the Met or the Natural History Museum.

    Wikipedia
  • Brooklyn Bridge in New York2

    Brooklyn Bridge

    4.8★outdoor

    Opened in 1883, the bridge links City Hall Park in Lower Manhattan with DUMBO and Brooklyn Heights across the East River. Start from Brooklyn Bridge-City Hall on the 4/5/6 or Chambers Street on the J/Z, then finish near High Street-Brooklyn Bridge on the A/C or York Street on the F.

    Wikipedia
  • Times Square & Theater District in New York3

    Times Square & Theater District

    4.7★outdoor

    Times Square is the Broadway and Seventh Avenue crossing around 42nd Street, with TKTS, Broadway houses, the New Amsterdam Theatre, and Radio City Music Hall nearby. Times Sq-42 St serves the 1/2/3/7/N/Q/R/W/S, and Bryant Park with the New York Public Library is a 10-minute walk east.

Show 7 more sights
  • 4The High Line
  • 5Statue of Liberty & Ellis Island
  • 6Metropolitan Museum of Art
  • 79/11 Memorial & Museum
  • 8Empire State Building
  • 9Top of the Rock & Rockefeller Center
  • 10American Museum of Natural History

Neighborhoods

  • Lower Manhattan, Financial District, Battery Park & Tribeca in new york us1

    Lower Manhattan, Financial District, Battery Park & Tribeca

    The harbor end of Manhattan feels older and tighter, with Wall Street, Stone Street, the Battery, the Staten Island Ferry terminal, One World Trade Center, and cobbled Tribeca blocks around Harrison Street. It is the best base for the Statue of Liberty ferry, the 9/11 Memorial, and a Brooklyn Bridge walk.

  • SoHo, NoLita & Lower East Side in new york us2

    SoHo, NoLita & Lower East Side

    SoHo is cast-iron lofts on Greene, Mercer, and Broadway; NoLita shifts smaller around Elizabeth and Mulberry streets; the Lower East Side adds Orchard Street, Ludlow Street, Essex Market, and the Tenement Museum. The Delancey Street-Essex Street F/J/M/Z hub makes this side easy to pair with Chinatown.

  • Greenwich Village, West Village & Meatpacking District in new york us3

    Greenwich Village, West Village & Meatpacking District

    Greenwich Village keeps the crooked pre-grid street pattern around Washington Square Park, MacDougal Street, Bleecker Street, and Christopher Street-Sheridan Square. West of Seventh Avenue, the West Village narrows into townhouse lanes before the Meatpacking District reaches Gansevoort Street, the Whitney, and the High Line entrance.

  • Midtown, Times Square, Rockefeller Center & Fifth Avenue in new york us4

    Midtown, Times Square, Rockefeller Center & Fifth Avenue

    Midtown is the visitor-heavy spine: Grand Central Terminal, Bryant Park, the New York Public Library, Times Square, Broadway theaters, Rockefeller Center, St. Patrick's Cathedral, and Fifth Avenue shopping sit within a few avenue blocks. It is crowded, bright, and practical when trains at Penn Station or Grand Central shape the day.

  • Upper East Side, Upper West Side & Central Park in new york us5

    Upper East Side, Upper West Side & Central Park

    The park divides two museum-and-apartment districts: the Upper East Side has the Met, Guggenheim, Frick, and 86 St 4/5/6 access, while the Upper West Side has Lincoln Center, AMNH, Zabar's, and 81 St B/C access. Crossing at 79th Street or the Great Lawn makes the pair feel closer than the subway map suggests.

  • Brooklyn: DUMBO, Brooklyn Heights & Williamsburg in new york us6

    Brooklyn: DUMBO, Brooklyn Heights & Williamsburg

    DUMBO puts cobblestones, Washington Street bridge photos, Brooklyn Bridge Park, and East River skyline views below the Manhattan Bridge. Brooklyn Heights adds the Promenade and brownstone streets, while Williamsburg centers on Bedford Avenue, the L train, Smorgasburg-season waterfront crowds, and East River ferry stops.

Getting around

The MTA subway is the visitor backbone: OMNY tap-to-pay works with contactless cards, phones, watches, and OMNY Cards, the current subway and local bus fare is $3, and using the same card or device caps subway/local bus rides at $35 after 12 paid fares in 7 days. Subway trains run 24 hours a day, 7 days a week, but late-night service patterns change; Penn Station, Grand Central, Atlantic Terminal, JFK, LGA, and EWR all need separate airport or rail timing.

Full things to do in New York, September 2027
2

Boston

Boston in September

Temp

73°F / 58°F

22.8°C / 14.6°C

Rain

9d

3.5in · 90mm

Light

12.3h

Sea

65.3°F

18.5°C

September is a prime shoulder month for Fenway, Harvard Square, and seafood patios after student move-in settles.

City overview

Boston sits on Massachusetts Bay where colonial wharves, reclaimed Back Bay blocks, and Charles River campuses meet in a compact walking city. Downtown, Beacon Hill, Back Bay, the North End, Fenway, and Cambridge give a first-time visitor the working map: Revolution sites, brownstones, universities, ballparks, and harbor edges.

Food & drink

Boston food is New England seafood plus old neighborhood bakeries: clam chowder is cream-based with clams and potatoes, lobster rolls serve cold lobster salad or warm buttered meat in a split-top bun, baked beans point to molasses-and-pork colonial cooking, and raw bars focus on oysters. The North End pastry rivalry between Mike's Pastry and Modern Pastry is a standard stop, while Union Oyster House, Quincy Market, Seaport raw bars, and North Shore roast-beef shops cover the old-to-new route.

Events & festivals

Show all 8 events for September

Holidays & observances

  • Sep 6Labour DayPublic holiday

Top sights

Ranked for September suitability using weather, setting, ratings, and review volume.

Map of Boston with pinned top attractions (1 through 10)
  1. 1Boston Common and Public Garden
  2. 2MIT and Kendall Square
  3. 3Fenway Park
  4. 4Museum of Fine Arts, Boston
  5. 5USS Constitution and Charlestown Navy Yard
  6. 6Isabella Stewart Gardner Museum
  7. 7Boston Tea Party Ships and Museum
  8. 8Faneuil Hall and Quincy Market
  9. 9Freedom Trail
  10. 10Harvard Yard and Harvard Square
  • Boston Common and Public Garden in Boston1

    Boston Common and Public Garden

    4.8★outdoor

    Boston Common dates to 1634, making it the oldest public park in the United States, and the adjacent Public Garden opened in 1837 with the Swan Boats lagoon. Park Street and Arlington stations bracket the green space.

    Wikipedia
  • MIT and Kendall Square in Boston2

    MIT and Kendall Square

    4.1★outdoor

    MIT moved from Boston to Cambridge in 1916, and its campus mixes the Great Dome, Stata Center, List Visual Arts Center, and labs around Massachusetts Avenue. Kendall/MIT station links it to downtown Boston in two Red Line stops.

  • Fenway Park in Boston3

    Fenway Park

    4.8★mixed

    The Red Sox ballpark opened in 1912 and preserves the Green Monster left-field wall, manual scoreboard, and narrow Yawkey Way-era footprint. Kenmore station is a short walk across Brookline Avenue.

    Wikipedia
Show 7 more sights
  • 4Museum of Fine Arts, Boston
  • 5USS Constitution and Charlestown Navy Yard
  • 6Isabella Stewart Gardner Museum
  • 7Boston Tea Party Ships and Museum
  • 8Faneuil Hall and Quincy Market
  • 9Freedom Trail
  • 10Harvard Yard and Harvard Square

Neighborhoods

Getting around

The MBTA subway is the T, with Red, Orange, Blue, Green, and Silver Line routes using CharlieCard or contactless Charlie fare gates. Walk the historic core, use the Red Line for Cambridge, the Green Line for Back Bay and Fenway, and the Blue Line for Logan Airport via the free Massport shuttle.

Full things to do in Boston, September 2027
3

Washington

Washington in September

Temp

80°F / 62°F

26.5°C / 16.8°C

Rain

13d

4.2in · 107.4mm

Light

13h

September eases into better walking weather for Capitol Hill, Dupont, and evening waterfronts.

City overview

Washington, DC is a planned capital on the Potomac where the National Mall, federal buildings, free Smithsonian museums, neighborhood nightlife, and embassy rows sit inside a compact district. The Mall is the first-time anchor, but Capitol Hill, Georgetown, Dupont Circle, U Street, Shaw, Adams Morgan, and the Wharf carry much of the city beyond monuments.

Food & drink

DC food starts with counter-service classics and immigrant dining: a half-smoke is a smoky sausage split into a bun with chili, onions, and mustard, mumbo sauce glosses fried wings and carryout chicken, Ethiopian meals spread stews over injera, and Salvadoran pupusas arrive as griddled corn cakes with curtido. Ben Chili Bowl on U Street, Eastern Market, Union Market, Adams Morgan, Mount Pleasant, and Eden Center outside the district add crab cakes, jumbo slices, food-hall counters, and power-lunch rooms.

Events & festivals

  • Sep 3 – Sep 6

    Smithsonian Folklife Festival - Labor Day Weekend Events

    Special programming focused on cultural traditions and crafts, held on the National Mall around Labor Day weekend.

    Planning lead · dates set closer in · Source: festival research

  • Sep 4

    Library of Congress National Book Festival

    A celebration of books, authors, and reading held at the Walter E.

    Planning lead · dates set closer in · Source: festival research

  • Sep 10 – Sep 12

    DC Jazz Festival - September Concert Series

    A series of live jazz performances across venues in Washington, DC, showcasing local and international jazz artists.

    Planning lead · dates set closer in · Source: festival research

  • Sep 11

    Iliza Shlesinger: Free Nights & Weekends

    Arts & Theatre · Comedy.

    Source: Ticketmaster

  • Sep 11

    Iliza Shlesinger

    theater.

    Source: SeatGeek

  • Sep 18

    H Street Festival

    An annual street festival celebrating the H Street NE neighborhood with live music, food vendors, arts and crafts, and family-friendly activities.

    Planning lead · dates set closer in · Source: festival research

Show all 7 events for September
  • Sep 20 – Sep 26

    DC International Film Festival - September Screenings

    A week-long series of international film screenings, panels, and filmmaker Q&As held at various theaters in Washington, DC.

    Planning lead · dates set closer in · Source: festival research

Holidays & observances

  • Sep 6Labour DayPublic holiday

Top sights

Ranked for September suitability using weather, setting, ratings, and review volume.

Map of Washington with pinned top attractions (1 through 10)
  1. 1National Museum of African American History and Culture
  2. 2National Gallery of Art
  3. 3Library of Congress
  4. 4National Air and Space Museum
  5. 5National Mall
  6. 6Lincoln Memorial
  7. 7US Capitol
  8. 8Washington Monument
  9. 9Georgetown waterfront and C&O Canal
  10. 10White House and Lafayette Square
  • National Museum of African American History and Culture in Washington1

    National Museum of African American History and Culture

    4.8★indoorOpen daily

    The Smithsonian museum opened in 2016 and traces African American life, slavery, segregation, culture, and politics. Timed entry is often required during busy periods.

    Wikipedia
  • National Gallery of Art in Washington2

    National Gallery of Art

    4.8★indoorOpen daily

    The West Building, East Building, sculpture garden, and underground concourse cover European painting, American art, modern collections, and outdoor skating in winter.

    Wikipedia
  • Library of Congress in Washington3

    Library of Congress

    4.8★indoorClosed Mon/Sun

    The Jefferson Building is one of the city most ornate interiors, with mosaics, marble staircases, exhibitions, and a view into the Main Reading Room. It sits across from the Capitol.

    Wikipedia
Show 7 more sights
  • 4National Air and Space Museum
  • 5National Mall
  • 6Lincoln Memorial
  • 7US Capitol
  • 8Washington Monument
  • 9Georgetown waterfront and C&O Canal
  • 10White House and Lafayette Square

Neighborhoods

Getting around

WMATA Metrorail, Metrobus, SmarTrip cards, Capital Bikeshare, and walking cover most visitor routes, with Metro strongest for the Mall edges, Capitol Hill, Dupont, U Street, and airports. Georgetown and late-night cross-town moves often need a bus, bike, taxi, or ride-hail.

Full things to do in Washington, September 2027

Planning the US Northeast route?

Add your dates and we'll pace all 3 cities — every place checked for closures, limited hours, and booking needs in September.

Weather by month for the US Northeast trip

In September, climate averages for New York, Boston and Washington show daytime highs from 23°C / 73°F to 27°C / 81°F, with nights down to about 15°C / 59°F in the coolest of those cities. The rainiest of those cities averages about 9 rainy days. Based on climate averages for New York, Boston and Washington, September is one of the most comfortable months by weather.

The most comfortable months for this route are September, October and May, based on average daytime temperatures and rainfall in New York, Boston and Washington. September 2027 is among the highest-comfort months.

Comfort by month — pick one to open that month's plan.

IdealGoodLowerSeptember

Common questions about the US Northeast trip

When is the best time to do the US Northeast trip?
The most comfortable months across New York, Boston and Washington are September, October and May, based on average daytime temperatures and rainfall for those cities. September is one of the most comfortable months by weather — see the city climate sections below for the averages in September 2027.
How many days do you need for the US Northeast trip?
A comfortable US Northeast trip runs about 9–11 days, allowing roughly New York 4, Boston 2, Washington 3 nights plus travel between stops. Add a day if you want a slower pace or extra day trips.
What's the route for the US Northeast trip?
The classic order is New York, Boston & Washington. The detailed month sections below cover New York, Boston and Washington.

Ready to plan the US Northeast trip?

Turn this route into a day-by-day plan for September 2027, every stop checked for closures and booking needs on your exact dates.

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