China · 30-year monthly climate averages
Based on 30 years of climate data, the most comfortable months to visit Xi'an are April, September and October, when daytime temperatures are agreeable and rainfall is relatively low.
Xi'an sees its warmest weather in July, when daytime highs average around 33°C, and its coolest in January (around 5°C).
Annual precipitation totals roughly 542mm — September is typically the wettest month (~97mm) and December the driest (~3mm).
May is the sunniest month, with about 204 hours of sunshine.
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
Daily forecast highs vs the 30-year normal — last 60 days
Each bar is one day: orange above normal, blue below.
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 5° / -3°C | 6mm | 🤔 Fair |
| February | 9° / 0°C | 9mm | 🤔 Fair |
| March | 17° / 6°C | 19mm | 🌟 Great |
| April | 23° / 12°C | 35mm | 🌟 Great |
| May | 28° / 16°C | 59mm | 🌟 Great |
| June | 32° / 21°C | 65mm | 👍 Good |
| July | 33° / 23°C | 85mm | 🤔 Fair |
| August | 31° / 22°C | 91mm | 👍 Good |
| September | 25° / 17°C | 97mm | 🌟 Great |
| October | 20° / 12°C | 53mm | 🌟 Great |
| November | 13° / 5°C | 22mm | 👍 Good |
| December | 7° / -1°C | 3mm | 🤔 Fair |
January in Xi'an is cold, with average daytime highs around 5°C (41°F) and nighttime lows near -3°C (26°F). Expect roughly 6mm of precipitation spread over about 2 rainy days, and rain is rare.
☀️ About 110 hours of sunshine over the month (~4h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf
February in Xi'an is chilly, with average daytime highs around 9°C (49°F) and nighttime lows near 0°C (33°F). Expect roughly 9mm of precipitation spread over about 3 rainy days, and rain is rare.
☀️ About 117 hours of sunshine over the month (~4h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
March in Xi'an is mild, with average daytime highs around 17°C (62°F) and nighttime lows near 6°C (43°F). Expect roughly 19mm of precipitation spread over about 3 rainy days, and rain is rare.
☀️ About 175 hours of sunshine over the month (~6h/day).
🎒 What to pack — light jacket · layers for cool evenings
April in Xi'an is pleasantly warm, with average daytime highs around 23°C (73°F) and nighttime lows near 12°C (53°F). Expect roughly 35mm of precipitation spread over about 4 rainy days, with little rainfall.
☀️ About 200 hours of sunshine over the month (~7h/day).
🎒 What to pack — light layers · comfortable walking shoes
May in Xi'an is warm, with average daytime highs around 28°C (82°F) and nighttime lows near 16°C (62°F). Expect roughly 59mm of precipitation spread over about 6 rainy days, with little rainfall.
☀️ About 204 hours of sunshine over the month (~7h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
June in Xi'an is hot, with average daytime highs around 32°C (90°F) and nighttime lows near 21°C (70°F). Expect roughly 65mm of precipitation spread over about 6 rainy days, with a moderate amount of rain.
☀️ About 203 hours of sunshine over the month (~7h/day).
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
July in Xi'an is hot, with average daytime highs around 33°C (91°F) and nighttime lows near 23°C (74°F). Expect roughly 85mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
☀️ About 201 hours of sunshine over the month (~7h/day).
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
August in Xi'an is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 22°C (72°F). Expect roughly 91mm of precipitation spread over about 7 rainy days, with a moderate amount of rain.
☀️ About 182 hours of sunshine over the month (~6h/day).
🎒 What to pack — breathable summer clothing · sunscreen, hat and sunglasses · refillable water bottle
September in Xi'an is warm, with average daytime highs around 25°C (78°F) and nighttime lows near 17°C (63°F). Expect roughly 97mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
☀️ About 132 hours of sunshine over the month (~4h/day).
🎒 What to pack — light summer clothing · sunscreen and sunglasses
October in Xi'an is pleasantly warm, with average daytime highs around 20°C (67°F) and nighttime lows near 12°C (53°F). Expect roughly 53mm of precipitation spread over about 7 rainy days, with little rainfall.
☀️ About 119 hours of sunshine over the month (~4h/day).
🎒 What to pack — light layers · comfortable walking shoes
November in Xi'an is chilly, with average daytime highs around 13°C (55°F) and nighttime lows near 5°C (41°F). Expect roughly 22mm of precipitation spread over about 4 rainy days, with little rainfall.
☀️ About 122 hours of sunshine over the month (~4h/day).
🎒 What to pack — jacket or coat · long-sleeve layers
December in Xi'an is cold, with average daytime highs around 7°C (44°F) and nighttime lows near -1°C (29°F). Expect roughly 3mm of precipitation spread over about 1 rainy days, and rain is rare.
☀️ About 134 hours of sunshine over the month (~4h/day).
🎒 What to pack — warm coat · sweaters and layers · scarf