Climate averages 1991–2020
Shangmei weather
in September.
A warm, moderately wet month: the 4th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Shangmei: daytime highs average 27.4°C and nights cool to about 20.2°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 84 mm of rain on roughly 11 days, which makes September a moderately wet month (the 5th 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 Lengshuijiang (15 km away). In September its highs average 27.4°C, about as warm as Shangmei, with 78 mm of rain.
Among the 884 cities listed in China, Shangmei ranks joint 256th of 884 for the warmest September highs and joint 417th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Shangmei is 1.7°C warmer than that mean.
From September to October, average highs fall by 5.1°C to 22.3°C, and monthly rainfall rises from 84 mm to 86 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
Shangmei climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 9.0°C2.8°C | 2.8°C | 68 | 12.5 | 10.611 h |
| February | 11.6°C4.8°C | 4.8°C | 80 | 13.1 | 11.211 h |
| March | 15.8°C8.4°C | 8.4°C | 138 | 16.8 | 12.012 h |
| April | 21.7°C13.6°C | 13.6°C | 185 | 17.8 | 12.813 h |
| May | 25.9°C18.1°C | 18.1°C | 236 | 17.8 | 13.514 h |
| June | 28.6°C21.9°C | 21.9°C | 291 | 19.0 | 13.914 h |
| July | 31.5°C24.4°C | 24.4°C | 217 | 16.5 | 13.714 h |
| August | 31.0°C24.0°C | 24.0°C | 144 | 15.9 | 13.113 h |
| September, selected | 27.4°C20.2°C | 20.2°C | 84 | 11.1 | 12.312 h |
| October | 22.3°C15.1°C | 15.1°C | 86 | 10.0 | 11.512 h |
| November | 16.9°C9.8°C | 9.8°C | 73 | 10.5 | 10.811 h |
| December | 11.4°C4.6°C | 4.6°C | 53 | 9.2 | 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
- Lengshuijiang in SeptemberChina · 15 kmHigh 27.4°C · Low 20.1°C · 78 mm rain
- Shaoyang in SeptemberChina · 58 kmHigh 28.0°C · Low 20.5°C · 76 mm rain
- Loudi in SeptemberChina · 69 kmHigh 28.1°C · Low 20.5°C · 76 mm rain
- Gantang in SeptemberChina · 75 kmHigh 28.2°C · Low 20.7°C · 84 mm rain
- Yongfeng in SeptemberChina · 92 kmHigh 28.4°C · Low 21.1°C · 83 mm rain
- Shaoshan in SeptemberChina · 122 kmHigh 28.3°C · Low 20.8°C · 81 mm rain
- Xiangxiang in SeptemberChina · 122 kmHigh 28.8°C · Low 21.3°C · 87 mm rain
- Huaihua in SeptemberChina · 129 kmHigh 28.0°C · Low 20.4°C · 83 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 Shangmei) is explained once on the Shangmei year overview and on the Sources, method and limits page.