Climate averages 1991–2020
Changning weather
in September.
A warm, wet month: the 4th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Changning: daytime highs average 26.9°C and nights cool to about 20.9°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 140 mm of rain on roughly 17 days, which makes September a wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 21 min on an average September day.
The nearest other city in this atlas is Xunchang (24 km away). In September its highs average 25.3°C, 1.5°C cooler than Changning, with 130 mm of rain.
Among the 884 cities listed in China, Changning ranks joint 322nd of 884 for the warmest September highs and joint 722nd of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Changning is 1.2°C warmer than that mean.
From September to October, average highs fall by 5.5°C to 21.4°C, and monthly rainfall falls from 140 mm to 95 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
Changning climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.9°C6.0°C | 6.0°C | 37 | 11.5 | 10.511 h |
| February | 13.6°C7.7°C | 7.7°C | 36 | 10.6 | 11.211 h |
| March | 18.1°C11.0°C | 11.0°C | 63 | 13.8 | 12.012 h |
| April | 23.3°C15.3°C | 15.3°C | 91 | 15.4 | 12.813 h |
| May | 26.7°C18.9°C | 18.9°C | 127 | 16.7 | 13.614 h |
| June | 28.9°C22.0°C | 22.0°C | 197 | 19.1 | 13.914 h |
| July | 31.4°C24.2°C | 24.2°C | 228 | 20.4 | 13.814 h |
| August | 31.1°C24.0°C | 24.0°C | 212 | 19.2 | 13.213 h |
| September, selected | 26.9°C20.9°C | 20.9°C | 140 | 16.5 | 12.412 h |
| October | 21.4°C16.8°C | 16.8°C | 95 | 18.2 | 11.512 h |
| November | 17.2°C12.2°C | 12.2°C | 61 | 12.8 | 10.811 h |
| December | 12.1°C7.6°C | 7.6°C | 41 | 12.0 | 10.410 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
- Xunchang in SeptemberChina · 24 kmHigh 25.3°C · Low 19.5°C · 130 mm rain
- Nanxi in SeptemberChina · 30 kmHigh 26.9°C · Low 21.0°C · 123 mm rain
- Yibin in SeptemberChina · 34 kmHigh 26.4°C · Low 20.8°C · 119 mm rain
- Baixi in SeptemberChina · 39 kmHigh 26.4°C · Low 20.8°C · 127 mm rain
- Gusong in SeptemberChina · 43 kmHigh 25.6°C · Low 19.1°C · 152 mm rain
- Shuifu in SeptemberChina · 50 kmHigh 26.6°C · Low 21.1°C · 127 mm rain
- Luzhou in SeptemberChina · 60 kmHigh 27.4°C · Low 21.0°C · 125 mm rain
- Junlian in SeptemberChina · 60 kmHigh 25.6°C · Low 19.7°C · 156 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 Changning) is explained once on the Changning year overview and on the Sources, method and limits page.