Climate averages 1991–2020
Guang’an weather
in September.
A warm, wet month: the 4th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Guang’an: daytime highs average 27.4°C and nights cool to about 20.8°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 136 mm of rain on roughly 14 days, which makes September a wet month (the 8th 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 Nanchong (64 km away). In September its highs average 26.5°C, 0.9°C cooler than Guang’an, with 138 mm of rain.
Among the 884 cities listed in China, Guang’an ranks joint 256th of 884 for the warmest September highs and 716th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Guang’an is 1.7°C warmer than that mean.
From September to October, average highs fall by 5.7°C to 21.7°C, and monthly rainfall falls from 136 mm to 125 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
Guang’an climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 11.0°C4.7°C | 4.7°C | 35 | 9.2 | 10.410 h |
| February | 13.4°C6.5°C | 6.5°C | 42 | 9.3 | 11.111 h |
| March | 17.7°C9.8°C | 9.8°C | 85 | 13.2 | 12.012 h |
| April | 22.8°C14.3°C | 14.3°C | 126 | 13.7 | 12.913 h |
| May | 26.1°C18.1°C | 18.1°C | 171 | 15.6 | 13.714 h |
| June | 28.8°C21.7°C | 21.7°C | 186 | 15.5 | 14.114 h |
| July | 31.8°C24.8°C | 24.8°C | 204 | 16.7 | 13.914 h |
| August | 32.1°C24.7°C | 24.7°C | 174 | 15.1 | 13.213 h |
| September, selected | 27.4°C20.8°C | 20.8°C | 136 | 13.9 | 12.412 h |
| October | 21.7°C16.0°C | 16.0°C | 125 | 15.5 | 11.511 h |
| November | 17.3°C11.2°C | 11.2°C | 78 | 11.6 | 10.611 h |
| December | 12.2°C6.4°C | 6.4°C | 43 | 9.4 | 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
- Nanchong in SeptemberChina · 64 kmHigh 26.5°C · Low 20.2°C · 138 mm rain
- Hechuan in SeptemberChina · 64 kmHigh 27.6°C · Low 21.1°C · 117 mm rain
- Guixi in SeptemberChina · 70 kmHigh 26.9°C · Low 20.3°C · 142 mm rain
- Beibei in SeptemberChina · 74 kmHigh 27.8°C · Low 21.3°C · 124 mm rain
- Yanjia in SeptemberChina · 80 kmHigh 27.6°C · Low 20.7°C · 120 mm rain
- Fengcheng (Chongqing), China in SeptemberChina · 83 kmHigh 27.7°C · Low 20.7°C · 120 mm rain
- Zitong in SeptemberChina · 84 kmHigh 27.0°C · Low 20.5°C · 121 mm rain
- Huixing in SeptemberChina · 88 kmHigh 26.4°C · Low 19.6°C · 124 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 Guang’an) is explained once on the Guang’an year overview and on the Sources, method and limits page.