Changshu weather by month
Warmest month
August
34°C average high
Coolest month
January
2°C average low
Wettest month
June
166 mm of rain
Driest month
December
30 mm of rain
Average temperature and rainfall in Changshu by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 10°C | 2°C | -8°C / 20°C | 45 mm | 74% | 13 km/h |
| February | 10°C | 3°C | -6°C / 22°C | 81 mm | 78% | 14 km/h |
| March | 16°C | 7°C | 0°C / 28°C | 74 mm | 73% | 14 km/h |
| April | 22°C | 12°C | 1°C / 28°C | 86 mm | 68% | 14 km/h |
| May | 27°C | 18°C | 9°C / 36°C | 82 mm | 72% | 12 km/h |
| June | 29°C | 22°C | 17°C / 38°C | 166 mm | 76% | 12 km/h |
| July | 33°C | 26°C | 20°C / 40°C | 149 mm | 77% | 13 km/h |
| August | 34°C | 26°C | 21°C / 42°C | 97 mm | 74% | 12 km/h |
| September | 29°C | 23°C | 15°C / 35°C | 86 mm | 78% | 12 km/h |
| October | 23°C | 16°C | 9°C / 34°C | 45 mm | 74% | 14 km/h |
| November | 18°C | 11°C | -1°C / 31°C | 43 mm | 71% | 13 km/h |
| December | 11°C | 4°C | -6°C / 18°C | 30 mm | 72% | 13 km/h |
Frost and snow-likely months in Changshu
No month in Changshu averages a night of 2°C or below. The coldest month is January with an average low of 2°C and a record low of -8°C, so frost is rare and snow is very unlikely.
These records carry temperature and precipitation, not snowfall totals.
Best time to visit Changshu
The most comfortable time to visit Changshu is generally April to May and October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 983 mm a year.
Travellers who prefer heat should aim for August, when highs average 34°C. June is the month to avoid if rain would spoil your plans — it averages 166 mm, roughly 6× the rainfall of the driest month (December).
Changshu climate: your questions
Does it snow in Changshu?
No: the coldest month in Changshu is January with an average low of 2°C and a record low of -8°C, so snow is very unlikely. What is falling now: Changshu weather today.
Will Changshu see snow this winter?
Changshu's winter months average lows of 4°C in December, 2°C in January and 3°C in February, with about 155 mm of precipitation across the three; 0 of them sit at or below 0°C, so snow is unlikely. The records hold no snowfall totals. The next 15 days: Changshu 10-day forecast.
When is the best time to visit Changshu?
April to May and October are the most comfortable months in Changshu, with highs near 24°C. August is the warmest month, averaging 34°C by day; June is the wettest, with 166 mm; and January is the coolest, with lows near 2°C. What it is doing today: Changshu weather today.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Changshu forecast for what is happening now.
Weather across China right now
- Baoding7°C
- Beijing2°C
- Changchun-8°C
- Changsha16°C
- Chengdu18°C
- Chongqing20°C
- Dalian5°C
- Dongguan27°C
- Foshan24°C
- Guangzhou24°C
- Harbin-9°C
- Hefei15°C
- Jinan13°C
- Kunming18°C
- Nanjing15°C
- Nanning21°C
- Pudong17°C
- Qingdao10°C
- Shanghai17°C
- Shenyang-1°C
- Shenzhen26°C
- Shijiazhuang10°C
- Suzhou17°C
- Taiyuan7°C
- Tangshan6°C
- Tianjin6°C
- Wuhan18°C
- Wuxi16°C
- Xi’an8°C
- Yichun15°C
- Zhaotong11°C
- Zhengzhou14°C
