Climate averages 1991–2020
Menghuan weather
in September.
A warm, very wet month: the 3rd 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 Menghuan: daytime highs average 27.7°C and nights cool to about 20.5°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 221 mm of rain on roughly 26 days, which makes September a very wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average September day.
The nearest other city in this atlas is Longling County (20 km away). In September its highs average 24.0°C, 3.7°C cooler than Menghuan, with 270 mm of rain.
Among the 884 cities listed in China, Menghuan ranks joint 227th of 884 for the warmest September highs and 868th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Menghuan is 2.0°C warmer than that mean.
From September to October, average highs fall by 1.4°C to 26.3°C, and monthly rainfall falls from 221 mm to 128 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
Menghuan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 21.8°C10.4°C | 10.4°C | 26 | 3.5 | 10.811 h |
| February | 24.1°C12.6°C | 12.6°C | 25 | 4.4 | 11.311 h |
| March | 27.5°C16.2°C | 16.2°C | 40 | 6.5 | 12.012 h |
| April | 29.2°C18.7°C | 18.7°C | 69 | 10.9 | 12.713 h |
| May | 28.8°C20.0°C | 20.0°C | 158 | 17.8 | 13.313 h |
| June | 27.5°C21.1°C | 21.1°C | 279 | 27.1 | 13.614 h |
| July | 26.7°C21.2°C | 21.2°C | 428 | 30.5 | 13.513 h |
| August | 27.6°C21.2°C | 21.2°C | 375 | 30.1 | 13.013 h |
| September, selected | 27.7°C20.5°C | 20.5°C | 221 | 25.9 | 12.312 h |
| October | 26.3°C18.3°C | 18.3°C | 128 | 17.7 | 11.612 h |
| November | 24.1°C14.3°C | 14.3°C | 44 | 5.8 | 11.011 h |
| December | 22.1°C11.2°C | 11.2°C | 15 | 2.6 | 10.711 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
- Longling County in SeptemberChina · 20 kmHigh 24.0°C · Low 16.9°C · 270 mm rain
- Tengyue in SeptemberChina · 63 kmHigh 23.0°C · Low 16.0°C · 188 mm rain
- Yingjiang in SeptemberChina · 72 kmHigh 27.4°C · Low 21.1°C · 269 mm rain
- Mu-se in SeptemberMyanmar · 85 kmHigh 27.0°C · Low 20.1°C · 215 mm rain
- Baoshan (Yunnan), China in SeptemberChina · 96 kmHigh 23.3°C · Low 16.4°C · 183 mm rain
- Lakang in SeptemberMyanmar · 143 kmHigh 27.9°C · Low 22.8°C · 340 mm rain
- Lushui (approximate) in SeptemberChina · 157 kmHigh 29.1°C · Low 21.6°C · 227 mm rain
- Myitkyina in SeptemberMyanmar · 160 kmHigh 28.4°C · Low 23.2°C · 253 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 Menghuan) is explained once on the Menghuan year overview and on the Sources, method and limits page.