Climate averages 1991–2020
Chengzhong weather
in September.
A warm, moderately wet month: the 4th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Chengzhong: daytime highs average 27.9°C and nights cool to about 19.9°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 87 mm of rain on roughly 9 days, which makes September a moderately wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 23 min on an average September day.
The nearest other city in this atlas is Xiaogan (35 km away). In September its highs average 28.1°C, about as warm as Chengzhong, with 88 mm of rain.
Among the 884 cities listed in China, Chengzhong ranks joint 209th of 884 for the warmest September highs and joint 454th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Chengzhong is 2.2°C warmer than that mean.
From September to October, average highs fall by 5.0°C to 22.9°C, and monthly rainfall falls from 87 mm to 71 mm.
The annual picture
September 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
Chengzhong climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.9°C0.0°C | 0.0°C | 39 | 6.5 | 10.410 h |
| February | 11.7°C2.4°C | 2.4°C | 50 | 7.4 | 11.111 h |
| March | 16.3°C6.7°C | 6.7°C | 78 | 10.2 | 12.012 h |
| April | 22.2°C12.4°C | 12.4°C | 133 | 10.4 | 12.913 h |
| May | 26.6°C17.4°C | 17.4°C | 167 | 11.6 | 13.714 h |
| June | 29.4°C21.6°C | 21.6°C | 220 | 12.7 | 14.114 h |
| July | 31.5°C25.0°C | 25.0°C | 238 | 14.2 | 13.914 h |
| August | 31.3°C24.4°C | 24.4°C | 131 | 13.3 | 13.313 h |
| September, selected | 27.9°C19.9°C | 19.9°C | 87 | 8.6 | 12.412 h |
| October | 22.9°C14.0°C | 14.0°C | 71 | 7.5 | 11.411 h |
| November | 16.8°C7.7°C | 7.7°C | 52 | 6.9 | 10.611 h |
| December | 11.0°C2.0°C | 2.0°C | 26 | 4.8 | 10.210 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
September in nearby cities
- Xiaogan in SeptemberChina · 35 kmHigh 28.1°C · Low 20.1°C · 88 mm rain
- Anlu in SeptemberChina · 37 kmHigh 27.8°C · Low 19.5°C · 84 mm rain
- Hanchuan in SeptemberChina · 39 kmHigh 28.1°C · Low 20.4°C · 93 mm rain
- Xinshi in SeptemberChina · 41 kmHigh 27.5°C · Low 19.9°C · 91 mm rain
- Jingling in SeptemberChina · 54 kmHigh 27.9°C · Low 20.1°C · 89 mm rain
- Caidian in SeptemberChina · 61 kmHigh 28.2°C · Low 20.7°C · 100 mm rain
- Xiantao in SeptemberChina · 65 kmHigh 28.1°C · Low 20.3°C · 95 mm rain
- Wuhan in SeptemberChina · 79 kmHigh 28.3°C · Low 21.1°C · 96 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 Chengzhong) is explained once on the Chengzhong year overview and on the Sources, method and limits page.