Chengdu Weather
Chengdu weather today, the 14-day forecast, and average temperature, rain and what to wear for every month — compared against Hong Kong. Best months to visit: Feb, Mar, Apr, May, Jun, Sep, Oct and Nov.
Chengdu current weather
Chengdu now (local time 15:45)
24°C
Overcast
- Feels like
- 24°
- Humidity
- 44%
- Wind
- 5 km/h
Next 7 days · what to wear
15° – 26°C
Rain likely on 2 of 7 days
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
Chengdu 14-day forecast
Today
10/4
☁️
25°
20°
💧61%
Mon
10/5
🌦️
20°
17°
💧91%
Tue
10/6
☁️
25°
15°
💧14%
Wed
10/7
☁️
25°
16°
💧2%
Thu
10/8
🌦️
26°
17°
💧24%
Fri
10/9
🌦️
24°
20°
💧8%
Sat
10/10
🌦️
24°
19°
💧35%
Sun
10/11
☁️
24°
19°
💧33%
Mon
10/12
🌦️
24°
19°
💧35%
Tue
10/13
☁️
26°
18°
💧20%
Wed
10/14
🌦️
25°
19°
💧20%
Thu
10/15
🌦️
23°
19°
💧22%
Fri
10/16
☁️
24°
19°
💧24%
Sat
10/17
☁️
24°
15°
💧31%
Best time to visit Chengdu
On temperature and rainfall, the most comfortable months in Chengdu are Feb, Mar, Apr, May, Jun, Sep, Oct and Nov. The hottest month is August (average high 31°C) and the coldest is January (average low 3°C).
Chengdu climate by month
| Month | Avg high | Avg low | Rain | Humidity | vs Hong Kong |
|---|---|---|---|---|---|
| Jan | 11°C | 3°C | 19 mm | 76% | -10°C |
| FebBest | 13°C | 6°C | 29 mm | 74% | -8°C |
| MarBest | 20°C | 10°C | 49 mm | 70% | -5°C |
| AprBest | 23°C | 14°C | 100 mm | 70% | -5°C |
| MayBest | 27°C | 18°C | 99 mm | 68% | -4°C |
| JunBest | 30°C | 21°C | 97 mm | 69% | -3°C |
| Jul | 31°C | 23°C | 260 mm | 79% | -2°C |
| Aug | 31°C | 23°C | 289 mm | 76% | -2°C |
| SepBest | 27°C | 20°C | 129 mm | 79% | -5°C |
| OctBest | 21°C | 15°C | 79 mm | 80% | -8°C |
| NovBest | 17°C | 10°C | 23 mm | 78% | -9°C |
| Dec | 11°C | 4°C | 20 mm | 77% | -11°C |
Data: Open-Meteo historical weather, 2020–2024 averages (ERA5); Hong Kong comparison uses HKO 1991–2020 normals.
Chengdu weather month by month: what to wear
Chengdu in OctoberBest monthThis month
October in Chengdu is mild and cool: average highs of 21°C and lows of 15°C, around 79 mm of rain (mostly dry) and 80% humidity — about 8°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
Chengdu in NovemberBest month
November in Chengdu is mild and cool: average highs of 17°C and lows of 10°C, around 23 mm of rain (dry) and 78% humidity — about 9°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Long sleeves with a light jacket or sweater.
Chengdu in December
December in Chengdu is chilly: average highs of 11°C and lows of 4°C, around 20 mm of rain (dry) and 77% humidity — about 11°C colder than Hong Kong.
👕 A sweater plus a coat or windbreaker.
Chengdu in January
January in Chengdu is chilly: average highs of 11°C and lows of 3°C, around 19 mm of rain (dry) and 76% humidity — about 10°C colder than Hong Kong.
👕 A sweater plus a coat or windbreaker.
Chengdu in FebruaryBest month
February in Chengdu is chilly: average highs of 13°C and lows of 6°C, around 29 mm of rain (dry) and 74% humidity — about 8°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 A sweater plus a coat or windbreaker.
Chengdu in MarchBest month
March in Chengdu is mild and cool: average highs of 20°C and lows of 10°C, around 49 mm of rain (mostly dry) and 70% humidity — about 5°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Long sleeves with a light jacket or sweater; big day–night swing, so dress in layers.
Chengdu in AprilBest month
April in Chengdu is pleasantly warm: average highs of 23°C and lows of 14°C, around 100 mm of rain (some rain) and 70% humidity — about 5°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves with a light long-sleeve or jacket for cool mornings and evenings; big day–night swing, so dress in layers.
Chengdu in MayBest month
May in Chengdu is warm to hot: average highs of 27°C and lows of 18°C, around 99 mm of rain (some rain) and 68% humidity — about 4°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves, plus a light layer for air-conditioned interiors; big day–night swing, so dress in layers.
Chengdu in JuneBest month
June in Chengdu is warm to hot: average highs of 30°C and lows of 21°C, around 97 mm of rain (some rain) and 69% humidity — about 3°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water.
Chengdu in July
July in Chengdu is warm to hot: average highs of 31°C and lows of 23°C, around 260 mm of rain (very wet) and 79% humidity — about 2°C colder than Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella.
Chengdu in August
August in Chengdu is hot: average highs of 31°C and lows of 23°C, around 289 mm of rain (very wet) and 76% humidity — about 2°C colder than Hong Kong.
👕 T-shirts, shorts and breathable fabrics; sunscreen and water; it's wet, so pack a compact umbrella.
Chengdu in SeptemberBest month
September in Chengdu is warm to hot: average highs of 27°C and lows of 20°C, around 129 mm of rain (some rain) and 79% humidity — about 5°C colder than Hong Kong. It's one of the most comfortable months of the year to visit.
👕 Short sleeves, plus a light layer for air-conditioned interiors.
FAQ
›What is the best time to visit Chengdu?
On temperature and rainfall, the most comfortable months in Chengdu are Feb, Mar, Apr, May, Jun, Sep, Oct and Nov. The hottest month is August (average high 31°C) and the coldest is January (average low 3°C).
›What's the weather like in Chengdu in October, and what should I wear?
October in Chengdu is mild and cool: average highs of 21°C and lows of 15°C, around 79 mm of rain (mostly dry) and 80% humidity — about 8°C colder than Hong Kong. It's one of the most comfortable months of the year to visit. What to wear: Short sleeves with a light long-sleeve or jacket for cool mornings and evenings.
›What's the weather like in Chengdu in November, and what should I wear?
November in Chengdu is mild and cool: average highs of 17°C and lows of 10°C, around 23 mm of rain (dry) and 78% humidity — about 9°C colder than Hong Kong. It's one of the most comfortable months of the year to visit. What to wear: Long sleeves with a light jacket or sweater.
›When is the rainy season in Chengdu?
Chengdu is wettest in August, with about 289 mm on average, and driest in January, with about 19 mm.
›How cold does Chengdu get? Does it snow?
The coldest month is January, averaging 11°C by day and 3°C at night. Early mornings get close to freezing; snow is occasional.
Planning a trip to Chengdu?
More Mainland China weather
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Forecast data: Open-Meteo.com (CC BY 4.0), refreshed every 3 hours. Hottest month: August; coldest: January.