Climate averages 1991–2020
Yunyang weather
in September.
A warm, moderately wet month: the 5th 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 Yunyang: daytime highs average 25.8°C and nights cool to about 17.7°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 88 mm of rain on roughly 9 days, which makes September a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 25 min on an average September day.
The nearest other city in this atlas is Fangcheng (34 km away). In September its highs average 26.1°C, about as warm as Yunyang, with 81 mm of rain.
Among the 884 cities listed in China, Yunyang ranks joint 538th of 884 for the warmest September highs and joint 469th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Yunyang is 0.1°C warmer than that mean.
From September to October, average highs fall by 4.5°C to 21.3°C, and monthly rainfall falls from 88 mm to 51 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
Yunyang climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.2°C-2.6°C | -2.6°C | 14 | 3.1 | 10.210 h |
| February | 10.6°C0.1°C | 0.1°C | 20 | 4.2 | 11.011 h |
| March | 15.6°C4.6°C | 4.6°C | 36 | 6.1 | 12.012 h |
| April | 21.9°C10.3°C | 10.3°C | 44 | 5.9 | 13.013 h |
| May | 26.6°C15.7°C | 15.7°C | 73 | 7.8 | 13.914 h |
| June | 30.1°C20.5°C | 20.5°C | 115 | 8.6 | 14.314 h |
| July | 30.8°C23.3°C | 23.3°C | 184 | 14.9 | 14.114 h |
| August | 29.5°C22.4°C | 22.4°C | 151 | 15.2 | 13.413 h |
| September, selected | 25.8°C17.7°C | 17.7°C | 88 | 9.4 | 12.412 h |
| October | 21.3°C11.9°C | 11.9°C | 51 | 6.5 | 11.411 h |
| November | 14.8°C5.1°C | 5.1°C | 38 | 5.3 | 10.510 h |
| December | 9.1°C-0.8°C | -0.8°C | 13 | 2.9 | 10.010 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
- Fangcheng in SeptemberChina · 34 kmHigh 26.1°C · Low 17.7°C · 81 mm rain
- Nanyang in SeptemberChina · 52 kmHigh 26.5°C · Low 18.2°C · 81 mm rain
- Pingdingshan in SeptemberChina · 64 kmHigh 26.7°C · Low 17.9°C · 84 mm rain
- Zhenping in SeptemberChina · 64 kmHigh 26.2°C · Low 17.9°C · 83 mm rain
- Tanghe in SeptemberChina · 85 kmHigh 26.8°C · Low 18.3°C · 79 mm rain
- Dengzhou in SeptemberChina · 103 kmHigh 26.8°C · Low 18.5°C · 82 mm rain
- Yuzhou in SeptemberChina · 105 kmHigh 26.2°C · Low 17.6°C · 86 mm rain
- Luohe in SeptemberChina · 123 kmHigh 26.9°C · Low 18.0°C · 81 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 Yunyang) is explained once on the Yunyang year overview and on the Sources, method and limits page.