Average annual temperature is 16.1 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -7.2 °C
Number of sunny days: 136 days
Number of rainy days: 227 days
Number of snow days: 2 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) | 18.9 | 15.2 | 21.9 | 27.6 | 29.7 | 30.4 | 32.4 | 33.5 | 31.6 | 27.1 | 26.4 | 21.3 |
| Average daytime temperature (°C) | 8.8 | 8.4 | 15.6 | 19.6 | 23.4 | 27.0 | 29.7 | 29.4 | 26.2 | 21.5 | 16.5 | 9.2 |
| Average temperature (°C) | 5.1 | 5.4 | 11.6 | 16.0 | 20.0 | 23.6 | 26.6 | 25.9 | 22.8 | 17.9 | 12.3 | 5.4 |
| Average night temperature (°C) | 1.0 | 2.4 | 7.9 | 12.7 | 17.0 | 20.6 | 24.0 | 22.9 | 20.1 | 15.0 | 8.5 | 1.7 |
| Absolute minimum temperature (°C) | -6.3 | -2.6 | 1.6 | 6.2 | 10.7 | 15.6 | 21.2 | 16.8 | 15.9 | 10.0 | -0.3 | -7.2 |
| 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) | 6.6 | 3.8 | 5.5 | 7.4 | 7.1 | 8.1 | 9.8 | 10.2 | 6.9 | 6.6 | 7.0 | 6.3 |
| Precipitation (mm) | 34 | 86 | 99 | 244 | 202 | 196 | 112 | 155 | 68 | 40 | 30 | 30 |
| Sunny days | 21 | 11 | 14 | 9 | 7 | 6 | 3 | 9 | 4 | 15 | 17 | 20 |
| Rainy days | 9 | 17 | 17 | 21 | 24 | 24 | 28 | 22 | 26 | 16 | 13 | 10 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Longtan during the most sunny months:
The largest precipitation sum in Longtan is at