Average annual temperature is 11.2 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 178 days
Number of rainy days: 166 days
Number of snow days: 21 days
Look at detailed online map of Tanghyŏn
* Weather data for Tanghyŏn North Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 7.6 | 8.3 | 19.6 | 22.2 | 26.9 | 30.8 | 31.0 | 32.1 | 30.0 | 21.6 | 21.5 | 13.5 |
| Average daytime temperature (°C) | -0.9 | 3.6 | 10.8 | 15.2 | 21.0 | 24.9 | 27.9 | 27.9 | 25.3 | 18.0 | 7.6 | 1.5 |
| Average temperature (°C) | -4.6 | -0.8 | 5.6 | 10.4 | 16.4 | 20.4 | 24.2 | 24.4 | 21.2 | 14.1 | 3.9 | -1.8 |
| Average night temperature (°C) | -8.5 | -4.0 | 1.6 | 6.9 | 12.7 | 16.9 | 21.5 | 21.6 | 17.9 | 10.9 | 0.5 | -5.1 |
| Absolute minimum temperature (°C) | -18.1 | -7.6 | -4.4 | 1.6 | 7.9 | 12.9 | 19.4 | 17.9 | 13.1 | 6.6 | -7.8 | -15.8 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 7.1 | 8.3 | 9.1 | 7.7 | 8.8 | 9.6 | 8.3 | 8.0 | 8.4 | 8.5 | 6.4 | 5.1 |
| Precipitation (mm) | 27 | 5 | 19 | 116 | 119 | 200 | 267 | 249 | 69 | 49 | 104 | 70 |
| Sunny days | 19 | 27 | 23 | 15 | 17 | 7 | 10 | 4 | 11 | 18 | 12 | 15 |
| Rainy days | 5 | 0 | 7 | 15 | 14 | 23 | 21 | 27 | 19 | 13 | 14 | 8 |
| Snow days | 7 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 8 |
The largest precipitation sum in Tanghyŏn is at