Average annual temperature is 17.2 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -7.4 °C
Number of sunny days: 175 days
Number of rainy days: 189 days
Number of snow days: 1 day
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) | 20.4 | 19.8 | 26.7 | 30.7 | 35.4 | 35.7 | 35.8 | 34.9 | 32.5 | 26.8 | 29.0 | 23.1 |
| Average daytime temperature (°C) | 10.0 | 10.8 | 17.4 | 21.8 | 27.3 | 30.4 | 31.8 | 31.3 | 28.4 | 23.8 | 18.0 | 10.7 |
| Average temperature (°C) | 5.0 | 6.6 | 11.7 | 16.5 | 21.8 | 25.5 | 28.4 | 27.5 | 24.8 | 19.0 | 13.0 | 5.8 |
| Average night temperature (°C) | 0.3 | 2.9 | 7.3 | 12.1 | 17.4 | 21.6 | 26.0 | 24.4 | 22.1 | 15.1 | 8.9 | 1.6 |
| Absolute minimum temperature (°C) | -7.4 | -3.0 | -0.2 | 5.0 | 8.5 | 17.8 | 23.9 | 19.7 | 18.2 | 10.1 | 1.1 | -7.0 |
| 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) | 10.4 | 11.1 | 12.0 | 12.9 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.1 |
| 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 | 10.0 |
| Sunshine mean duration (h) | 6.9 | 5.7 | 6.0 | 7.9 | 7.1 | 6.5 | 7.1 | 9.9 | 7.1 | 7.7 | 7.8 | 6.3 |
| Precipitation (mm) | 62 | 66 | 51 | 57 | 107 | 308 | 354 | 155 | 145 | 33 | 37 | 42 |
| Sunny days | 22 | 14 | 19 | 13 | 13 | 11 | 4 | 4 | 5 | 25 | 22 | 23 |
| Rainy days | 8 | 14 | 12 | 17 | 18 | 19 | 27 | 27 | 25 | 6 | 8 | 8 |
| Snow days | 1 | 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