When is the best time to visit Xi'an?

April, September and May score best for comfortable weather in Xi'an, balancing daytime temperatures against rainy days across the year.

What is the hottest month in Xi'an?

July is typically the warmest month in Xi'an, with daytime highs around 32.8°C.

January is typically the coolest month in Xi'an, with daytime highs around 5°C.

September sees the most rain in Xi'an, with around 12 rainy days.

January is usually the driest month in Xi'an, with around 4 rainy days.

April, September and May score best for Xi'an weather:

April22° / 9°CApril is mild and popular, strong for Qujiang plazas and Terracotta Army trips.
May27° / 14°CMay is warm, with busy holiday periods and hotter afternoons on the open wall.
September25° / 16°CSeptember is the wettest month, so keep museum and food-street backups.

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By TripSapien Research · Updated May 20, 2026

Month	High	Low	Rain (mm)	Rainy days	Daylight
January	5°	-4°	9	4	10h
February	9°	-1°	13	5	11h
March	16°	4°	30	7	12h
AprilBest weather	22°	9°	50	8	13h
MayBest weather	27°	14°	70	10	14h
June	32°	19°	85	9	14h
July	33°	22°	105	11	14h
August	31°	21°	95	10	13h
SeptemberBest weather	25°	16°	115	12	12h
October	19°	10°	65	11	11h
November	13°	3°	30	6	10h
December	7°	-3°	6	4	10h

Temperatures in °C. Long-term monthly averages.

Know your Xi'an month?

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Xi'an in January: 5°C high, -4.4°C low, 9mm rain over 4 days, 10h daylight. Cold and clearer — short daylight but skies open.

Xi'an in February: 9.3°C high, -1.1°C low, 13mm rain over 5 days, 10.8h daylight. Mild and dry — shoulder-season sweet spot.

Xi'an in March: 15.5°C high, 3.9°C low, 30mm rain over 7 days, 11.7h daylight. Mild and dry — shoulder-season sweet spot.

Xi'an in April: 22.1°C high, 9.2°C low, 50mm rain over 8 days, 12.9h daylight. Mild and dry — shoulder-season sweet spot.

Xi'an in May: 26.9°C high, 13.9°C low, 70mm rain over 10 days, 13.8h daylight. Mild and dry — shoulder-season sweet spot.

Xi'an in June: 31.7°C high, 18.7°C low, 85mm rain over 9 days, 14.3h daylight. Hot and dry — outdoor friendly, hydrate.

Xi'an in July: 32.8°C high, 21.7°C low, 105mm rain over 11 days, 14.1h daylight. Hot and rainy — afternoon storms, plan indoor afternoons.

Xi'an in August: 30.7°C high, 20.5°C low, 95mm rain over 10 days, 13.3h daylight. Hot and dry — outdoor friendly, hydrate.

Xi'an in September: 25.4°C high, 15.8°C low, 115mm rain over 12 days, 12.2h daylight. Mild but rainy — flexible plans pay off.

Xi'an in October: 19.3°C high, 9.8°C low, 65mm rain over 11 days, 11.1h daylight. Mild and dry — shoulder-season sweet spot.

Xi'an in November: 12.6°C high, 2.8°C low, 30mm rain over 6 days, 10.2h daylight. Mild and dry — shoulder-season sweet spot.

Xi'an in December: 6.6°C high, -2.7°C low, 6mm rain over 4 days, 9.7h daylight. Cold and clearer — short daylight but skies open.

Pick one of the best months and turn it into a full Xi'an plan — every place checked for closures, limited hours, and booking needs on your dates.