Average annual temperature is 9.9 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -23.4 °C
Number of sunny days: 226 days
Number of rainy days: 128 days
Number of snow days: 11 days
Look at detailed online map of Longtan
* Weather data for Longtan 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) | 7.2 | 9.4 | 17.8 | 20.2 | 28.6 | 32.5 | 33.7 | 32.6 | 30.8 | 24.9 | 21.8 | 12.2 |
| Average daytime temperature (°C) | -1.1 | 4.2 | 10.4 | 15.8 | 21.6 | 26.7 | 29.1 | 28.8 | 26.1 | 18.7 | 5.8 | -2.2 |
| Average temperature (°C) | -6.6 | -1.6 | 3.7 | 9.6 | 15.9 | 21.0 | 24.6 | 24.2 | 20.3 | 13.0 | 1.1 | -6.8 |
| Average night temperature (°C) | -11.5 | -5.4 | -1.4 | 4.3 | 11.2 | 16.3 | 21.1 | 20.4 | 15.1 | 8.0 | -3.0 | -11.5 |
| Absolute minimum temperature (°C) | -21.0 | -8.6 | -6.3 | -1.3 | 6.2 | 12.5 | 18.0 | 14.7 | 8.0 | 2.8 | -10.0 | -23.4 |
| 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 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 7.9 | 8.9 | 8.7 | 8.5 | 10.0 | 7.9 | 9.0 | 9.7 | 8.3 | 6.9 | 6.1 |
| Precipitation (mm) | 9 | 2 | 4 | 76 | 97 | 63 | 148 | 204 | 35 | 44 | 62 | 32 |
| Sunny days | 25 | 27 | 28 | 16 | 19 | 13 | 9 | 10 | 20 | 19 | 19 | 21 |
| Rainy days | 2 | 1 | 3 | 14 | 12 | 17 | 22 | 21 | 10 | 12 | 9 | 5 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
The largest precipitation sum in Longtan is at