Climate averages 1991–2020
Changzhou weather
in July.
A hot, very wet month: the warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a hot month in Changzhou: daytime highs average 31.5°C and nights cool to about 25.2°C. By daytime temperature it is the warmest month of the year.
Expect about 200 mm of rain on roughly 15 days, which makes July a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 00 min on an average July day.
The nearest other city in this atlas is Jiangyin (33 km away). In July its highs average 31.5°C, about as warm as Changzhou, with 210 mm of rain.
Among the 884 cities listed in China, Changzhou ranks joint 259th of 884 for the warmest July highs and joint 547th of 884 for the driest July (rainfall, lowest first). The mean July high of those 884 cities is 30.0°C; Changzhou is 1.5°C warmer than that mean.
From July to August, average highs fall by 0.5°C to 31.1°C, and monthly rainfall falls from 200 mm to 168 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Changzhou climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.9°C-0.1°C | -0.1°C | 58 | 8.3 | 10.310 h |
| February | 10.2°C1.6°C | 1.6°C | 57 | 8.2 | 11.011 h |
| March | 14.6°C5.6°C | 5.6°C | 80 | 10.7 | 12.012 h |
| April | 20.6°C11.1°C | 11.1°C | 95 | 9.5 | 12.913 h |
| May | 25.4°C16.6°C | 16.6°C | 121 | 9.8 | 13.814 h |
| June | 28.3°C20.9°C | 20.9°C | 248 | 12.8 | 14.214 h |
| July, selected | 31.5°C25.2°C | 25.2°C | 200 | 14.6 | 14.014 h |
| August | 31.1°C24.9°C | 24.9°C | 168 | 14.1 | 13.313 h |
| September | 27.3°C20.2°C | 20.2°C | 82 | 9.2 | 12.412 h |
| October | 22.5°C14.4°C | 14.4°C | 51 | 6.2 | 11.411 h |
| November | 16.6°C8.4°C | 8.4°C | 51 | 6.9 | 10.611 h |
| December | 10.2°C2.0°C | 2.0°C | 37 | 5.8 | 10.110 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Jiangyin in JulyChina · 33 kmHigh 31.5°C · Low 25.0°C · 210 mm rain
- Wuxi in JulyChina · 39 kmHigh 31.5°C · Low 25.5°C · 179 mm rain
- Taixing in JulyChina · 44 kmHigh 31.2°C · Low 24.8°C · 225 mm rain
- Yixing in JulyChina · 48 kmHigh 31.6°C · Low 26.0°C · 199 mm rain
- Zhangjiagang in JulyChina · 56 kmHigh 31.3°C · Low 25.0°C · 193 mm rain
- Licheng, China in JulyChina · 59 kmHigh 31.8°C · Low 25.3°C · 191 mm rain
- Zhenjiang in JulyChina · 68 kmHigh 31.2°C · Low 24.7°C · 231 mm rain
- Changshu in JulyChina · 76 kmHigh 31.8°C · Low 24.9°C · 193 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Changzhou) is explained once on the Changzhou year overview and on the Sources, method and limits page.