Climate averages 1991–2020
Songling weather
in September.
A warm, wet month: the 4th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Songling: daytime highs average 27.4°C and nights cool to about 21.0°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 91 mm of rain on roughly 10 days, which makes September a wet month (the 6th 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 Suzhou (17 km away). In September its highs average 27.3°C, about as warm as Songling, with 95 mm of rain.
Among the 884 cities listed in China, Songling ranks joint 256th of 884 for the warmest September highs and joint 506th of 884 for the driest September (rainfall, lowest first). The mean September high of those 884 cities is 25.7°C; Songling is 1.7°C warmer than that mean.
From September to October, average highs fall by 4.7°C to 22.7°C, and monthly rainfall falls from 91 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
Songling climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 8.2°C1.0°C | 1.0°C | 64 | 8.8 | 10.410 h |
| February | 10.4°C2.5°C | 2.5°C | 64 | 8.9 | 11.111 h |
| March | 14.7°C6.2°C | 6.2°C | 93 | 11.5 | 12.012 h |
| April | 20.4°C11.5°C | 11.5°C | 108 | 10.7 | 12.913 h |
| May | 25.2°C16.9°C | 16.9°C | 132 | 10.3 | 13.714 h |
| June | 28.0°C21.2°C | 21.2°C | 274 | 14.2 | 14.114 h |
| July | 31.8°C25.6°C | 25.6°C | 170 | 13.9 | 14.014 h |
| August | 31.4°C25.4°C | 25.4°C | 159 | 15.0 | 13.313 h |
| September, selected | 27.4°C21.0°C | 21.0°C | 91 | 9.6 | 12.412 h |
| October | 22.7°C15.3°C | 15.3°C | 51 | 5.9 | 11.411 h |
| November | 17.0°C9.5°C | 9.5°C | 55 | 7.4 | 10.611 h |
| December | 10.6°C3.1°C | 3.1°C | 43 | 6.3 | 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
- Suzhou in SeptemberChina · 17 kmHigh 27.3°C · Low 21.1°C · 95 mm rain
- Kunshan in SeptemberChina · 30 kmHigh 27.2°C · Low 20.7°C · 96 mm rain
- Qingpu in SeptemberChina · 38 kmHigh 27.3°C · Low 20.8°C · 98 mm rain
- Xiayang in SeptemberChina · 38 kmHigh 27.4°C · Low 20.8°C · 98 mm rain
- Taicang in SeptemberChina · 46 kmHigh 27.1°C · Low 20.9°C · 96 mm rain
- Jiaxing in SeptemberChina · 49 kmHigh 27.6°C · Low 20.8°C · 102 mm rain
- Changshu in SeptemberChina · 50 kmHigh 27.3°C · Low 20.2°C · 92 mm rain
- Songjiang in SeptemberChina · 51 kmHigh 27.4°C · Low 21.0°C · 106 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 Songling) is explained once on the Songling year overview and on the Sources, method and limits page.