Climate averages 1991–2020
Mianyang, China weather
in September.
A warm, very wet month: the 5th warmest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Mianyang, China: daytime highs average 22.8°C and nights cool to about 17.0°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 210 mm of rain on roughly 18 days, which makes September a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 24 min on an average September day.
The nearest other city in this atlas is Hanzhong (32 km away). In September its highs average 22.7°C, about as warm as Mianyang, China, with 170 mm of rain.
Among the 884 cities listed in China, Mianyang, China ranks joint 709th of 884 for the warmest September highs and joint 854th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Mianyang, China is 2.9°C cooler than that mean.
From September to October, average highs fall by 4.7°C to 18.1°C, and monthly rainfall falls from 210 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
Mianyang, China climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.0°C0.4°C | 0.4°C | 18 | 5.2 | 10.210 h |
| February | 9.7°C2.3°C | 2.3°C | 30 | 7.7 | 11.011 h |
| March | 14.3°C5.8°C | 5.8°C | 49 | 10.8 | 12.012 h |
| April | 19.9°C10.8°C | 10.8°C | 70 | 12.4 | 13.013 h |
| May | 23.6°C15.1°C | 15.1°C | 112 | 15.0 | 13.914 h |
| June | 26.7°C19.0°C | 19.0°C | 147 | 14.8 | 14.314 h |
| July | 28.3°C21.5°C | 21.5°C | 247 | 21.6 | 14.114 h |
| August | 27.5°C21.0°C | 21.0°C | 188 | 19.9 | 13.413 h |
| September, selected | 22.8°C17.0°C | 17.0°C | 210 | 18.2 | 12.412 h |
| October | 18.1°C12.0°C | 12.0°C | 125 | 15.6 | 11.411 h |
| November | 13.2°C6.4°C | 6.4°C | 57 | 9.8 | 10.510 h |
| December | 8.3°C1.6°C | 1.6°C | 22 | 6.1 | 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
- Hanzhong in SeptemberChina · 32 kmHigh 22.7°C · Low 16.5°C · 170 mm rain
- Chenggu in SeptemberChina · 59 kmHigh 23.0°C · Low 16.6°C · 198 mm rain
- Xixiang in SeptemberChina · 101 kmHigh 24.8°C · Low 17.7°C · 175 mm rain
- Donghe in SeptemberChina · 109 kmHigh 24.9°C · Low 18.5°C · 217 mm rain
- Guangyuan in SeptemberChina · 114 kmHigh 24.2°C · Low 17.7°C · 193 mm rain
- Bazhong in SeptemberChina · 143 kmHigh 25.8°C · Low 19.1°C · 197 mm rain
- Baoji in SeptemberChina · 144 kmHigh 23.8°C · Low 15.6°C · 176 mm rain
- Guozhen in SeptemberChina · 148 kmHigh 23.9°C · Low 15.6°C · 176 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 Mianyang) is explained once on the Mianyang, China year overview and on the Sources, method and limits page.