Average annual temperature is 15.7 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: 0.1 °C
Number of sunny days: 149 days
Number of rainy days: 216 days
Look at detailed online map of Heilongtan
* Weather data for Heilongtan 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) | 22.5 | 22.0 | 24.5 | 28.7 | 32.6 | 32.0 | 29.0 | 25.2 | 26.1 | 24.1 | 21.1 | 19.2 |
| Average daytime temperature (°C) | 16.2 | 19.0 | 21.5 | 24.9 | 25.8 | 25.9 | 25.1 | 23.5 | 23.9 | 20.9 | 18.3 | 15.1 |
| Average temperature (°C) | 8.9 | 12.1 | 14.5 | 18.3 | 19.4 | 20.0 | 19.7 | 18.9 | 18.5 | 15.8 | 12.2 | 9.5 |
| Average night temperature (°C) | 2.2 | 5.5 | 7.5 | 11.5 | 13.3 | 15.5 | 15.7 | 15.9 | 14.1 | 11.6 | 6.8 | 4.9 |
| Absolute minimum temperature (°C) | 0.1 | 2.7 | 4.9 | 6.7 | 10.7 | 12.9 | 11.9 | 13.3 | 10.3 | 7.8 | 4.7 | 2.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.5 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.8 | 9.5 | 10.5 | 11.1 | 10.9 | 10.2 | 9.7 | 8.0 | 10.1 | 8.9 | 9.0 | 7.6 |
| Precipitation (mm) | 1 | 14 | 16 | 13 | 63 | 165 | 248 | 394 | 140 | 140 | 33 | 42 |
| Sunny days | 28 | 19 | 19 | 19 | 12 | 3 | 3 | 0 | 1 | 9 | 21 | 15 |
| Rainy days | 3 | 9 | 12 | 11 | 19 | 27 | 28 | 31 | 29 | 22 | 9 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Heilongtan is at