Average annual temperature is 6.8 °C
Absolute maximum temperature: 23.7 °C
Absolute minimum temperature: -14.1 °C
Number of sunny days: 79 days
Number of rainy days: 265 days
Number of snow days: 21 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) | 14.5 | 14.7 | 18.2 | 21.2 | 23.7 | 21.6 | 22.3 | 20.4 | 21.4 | 18.7 | 15.4 | 13.3 |
| Average daytime temperature (°C) | 2.0 | 6.0 | 7.7 | 13.4 | 15.4 | 15.3 | 18.1 | 17.1 | 15.9 | 11.0 | 9.7 | 6.2 |
| Average temperature (°C) | -3.1 | 0.0 | 2.9 | 7.4 | 10.3 | 11.5 | 14.0 | 13.4 | 12.0 | 7.2 | 4.9 | 0.2 |
| Average night temperature (°C) | -7.3 | -3.9 | -0.6 | 3.2 | 7.1 | 8.8 | 10.8 | 10.5 | 9.2 | 4.7 | 1.5 | -3.8 |
| Absolute minimum temperature (°C) | -14.1 | -7.5 | -8.3 | -2.9 | 2.4 | 6.0 | 7.1 | 6.2 | 6.8 | -0.9 | -4.6 | -11.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.3 | 6.9 | 6.9 | 9.5 | 8.3 | 7.4 | 9.4 | 9.0 | 8.0 | 5.2 | 7.4 | 7.6 |
| Precipitation (mm) | 13 | 15 | 150 | 118 | 162 | 174 | 245 | 302 | 181 | 129 | 47 | 6 |
| Sunny days | 19 | 9 | 3 | 5 | 3 | 0 | 4 | 2 | 4 | 1 | 11 | 18 |
| Rainy days | 3 | 10 | 26 | 24 | 28 | 30 | 27 | 29 | 26 | 30 | 19 | 13 |
| Snow days | 9 | 9 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Longtan is at