Average annual temperature is 15.9 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -8.0 °C
Number of sunny days: 188 days
Number of rainy days: 177 days
Look at detailed online map of Jiannan
* Weather data for Jiannan China is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.2 | 15.9 | 26.7 | 29.2 | 33.3 | 33.6 | 35.0 | 35.5 | 30.8 | 25.7 | 27.6 | 22.8 |
| Average daytime temperature (°C) | 7.9 | 7.9 | 15.1 | 20.1 | 24.0 | 27.3 | 30.8 | 30.9 | 27.1 | 22.9 | 16.7 | 9.1 |
| Average temperature (°C) | 3.2 | 4.5 | 10.3 | 15.1 | 19.8 | 23.6 | 27.8 | 27.3 | 24.1 | 18.0 | 11.6 | 4.3 |
| Average night temperature (°C) | -1.0 | 1.3 | 6.3 | 11.3 | 16.5 | 20.6 | 25.5 | 24.1 | 21.4 | 14.0 | 7.1 | 0.2 |
| Absolute minimum temperature (°C) | -7.4 | -3.9 | 0.3 | 3.5 | 8.5 | 16.1 | 23.1 | 19.0 | 17.7 | 8.3 | -1.5 | -8.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 5.8 | 7.6 | 8.8 | 7.0 | 7.5 | 6.3 | 10.2 | 6.8 | 8.3 | 7.2 | 5.8 |
| Precipitation (mm) | 31 | 54 | 27 | 58 | 141 | 270 | 268 | 78 | 144 | 36 | 27 | 49 |
| Sunny days | 25 | 16 | 25 | 17 | 12 | 11 | 2 | 11 | 7 | 15 | 24 | 23 |
| Rainy days | 6 | 12 | 6 | 13 | 19 | 19 | 29 | 20 | 23 | 16 | 6 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Jiannan during the most sunny months:
The largest precipitation sum in Jiannan is at