Average annual temperature is 15.0 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -6.4 °C
Number of sunny days: 117 days
Number of rainy days: 244 days
Number of snow days: 4 days
Look at detailed online map of Helongtong
* Weather data for Helongtong 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) | 16.8 | 14.5 | 23.0 | 26.1 | 28.0 | 30.3 | 31.3 | 30.6 | 30.7 | 24.0 | 23.1 | 17.5 |
| Average daytime temperature (°C) | 8.3 | 7.7 | 14.8 | 18.6 | 22.3 | 25.5 | 28.0 | 27.6 | 24.8 | 19.2 | 14.9 | 7.9 |
| Average temperature (°C) | 4.7 | 4.7 | 11.0 | 15.1 | 18.8 | 22.2 | 24.9 | 24.4 | 21.5 | 16.3 | 11.5 | 4.6 |
| Average night temperature (°C) | 0.1 | 1.8 | 7.3 | 11.8 | 15.7 | 19.2 | 22.2 | 21.5 | 18.6 | 13.5 | 8.1 | 1.3 |
| Absolute minimum temperature (°C) | -6.4 | -3.0 | 2.3 | 4.0 | 9.6 | 15.2 | 19.7 | 17.0 | 14.3 | 8.8 | -0.4 | -5.6 |
| 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 | 14.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| 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) | 5.5 | 2.9 | 5.0 | 6.0 | 5.5 | 6.2 | 8.3 | 9.4 | 7.2 | 5.8 | 5.5 | 4.8 |
| Precipitation (mm) | 17 | 70 | 103 | 387 | 240 | 270 | 224 | 222 | 97 | 106 | 66 | 81 |
| Sunny days | 20 | 6 | 8 | 8 | 5 | 5 | 3 | 6 | 10 | 12 | 15 | 19 |
| Rainy days | 9 | 21 | 23 | 22 | 26 | 25 | 28 | 25 | 20 | 19 | 15 | 11 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Helongtong during the most sunny months:
The largest precipitation sum in Helongtong is at