Best time to visit Santiago
The best months to visit Santiago are October, April and November, based on month-by-month temperature and rainfall data. The full year of weather, daylight, holidays, and festival timing is below.
October, April and November score best for Santiago weather:
- April25° / 8°CApril cools into autumn, with Barrio Italia, parks, and winery days more comfortable than midsummer.
- October24° / 8°COctober is mild and mostly dry, strong for Cerro San Cristóbal, vineyards, and Valparaiso buses.
- November27° / 10°CNovember turns warm and clear, with patio dining and day trips easy before summer heat peaks.
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By TripSapien Research · Updated May 20, 2026
Santiago weather by month
| Month | High | Low | Rain (mm) | Rainy days | Daylight |
|---|---|---|---|---|---|
| January | 31° | 13° | 0 | 0 | 14h |
| February | 30° | 12° | 1 | 0 | 13h |
| March | 29° | 11° | 6 | 1 | 12h |
| AprilBest weather | 25° | 8° | 12 | 1 | 11h |
| May | 20° | 5° | 45 | 4 | 10h |
| June | 17° | 3° | 70 | 5 | 10h |
| July | 16° | 3° | 65 | 5 | 10h |
| August | 18° | 4° | 45 | 4 | 11h |
| September | 21° | 6° | 20 | 3 | 12h |
| OctoberBest weather | 24° | 8° | 10 | 1 | 13h |
| NovemberBest weather | 27° | 10° | 5 | 0 | 14h |
| December | 30° | 12° | 1 | 0 | 14h |
Temperatures in °C. Long-term monthly averages.
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Santiago month by month
January
Santiago in January: 30.9°C high, 12.9°C low, 0mm rain over 0 days, 14h daylight. Hot and dry — outdoor friendly, hydrate.
February
Santiago in February: 30.4°C high, 12.3°C low, 1mm rain over 0 days, 13.2h daylight. Hot and dry — outdoor friendly, hydrate.
March
Santiago in March: 28.9°C high, 10.6°C low, 6mm rain over 1 days, 12.2h daylight. Hot and dry — outdoor friendly, hydrate.
AprilBest weather
Santiago in April: 24.6°C high, 7.7°C low, 12mm rain over 1 days, 11.2h daylight. Mild and dry — shoulder-season sweet spot.
May
Santiago in May: 20.2°C high, 5.1°C low, 45mm rain over 4 days, 10.3h daylight. Mild and dry — shoulder-season sweet spot.
June
Santiago in June: 16.7°C high, 3.4°C low, 70mm rain over 5 days, 9.8h daylight. Mild and dry — shoulder-season sweet spot.
July
Santiago in July: 16.3°C high, 2.6°C low, 65mm rain over 5 days, 10h daylight. Mild and dry — shoulder-season sweet spot.
August
Santiago in August: 18.1°C high, 3.6°C low, 45mm rain over 4 days, 10.8h daylight. Mild and dry — shoulder-season sweet spot.
September
Santiago in September: 20.6°C high, 5.7°C low, 20mm rain over 3 days, 11.8h daylight. Mild and dry — shoulder-season sweet spot.
OctoberBest weather
Santiago in October: 23.8°C high, 7.6°C low, 10mm rain over 1 days, 12.9h daylight. Mild and dry — shoulder-season sweet spot.
NovemberBest weather
Santiago in November: 27.2°C high, 9.6°C low, 5mm rain over 0 days, 13.8h daylight. Mild and dry — shoulder-season sweet spot.
December
Santiago in December: 29.5°C high, 11.6°C low, 1mm rain over 0 days, 14.2h daylight. Hot and dry — outdoor friendly, hydrate.
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