Average annual temperature is 9.7 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: -28.0 °C
Number of sunny days: 202 days
Number of rainy days: 145 days
Number of snow days: 18 days
Look at detailed online map of Onch’ŏl-li
* Weather data for Onch’ŏl-li 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) | 5.7 | 7.1 | 18.6 | 21.1 | 25.3 | 32.1 | 31.7 | 30.7 | 29.5 | 21.4 | 20.1 | 9.8 |
| Average daytime temperature (°C) | -3.3 | 2.0 | 9.8 | 14.8 | 21.2 | 25.2 | 28.2 | 27.5 | 24.8 | 16.6 | 4.5 | -3.3 |
| Average temperature (°C) | -7.4 | -2.4 | 4.3 | 9.6 | 16.4 | 20.5 | 24.2 | 23.8 | 20.2 | 12.6 | 0.6 | -7.2 |
| Average night temperature (°C) | -11.9 | -6.2 | 0.1 | 5.3 | 12.3 | 16.6 | 21.2 | 20.8 | 16.4 | 9.2 | -2.9 | -12.1 |
| Absolute minimum temperature (°C) | -22.9 | -11.1 | -6.6 | -1.5 | 8.5 | 10.8 | 18.6 | 15.9 | 11.0 | 3.4 | -10.5 | -28.0 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 6.9 | 8.0 | 9.1 | 8.6 | 9.6 | 10.3 | 8.9 | 8.0 | 10.0 | 8.1 | 6.3 | 5.9 |
| Precipitation (mm) | 20 | 4 | 30 | 81 | 110 | 105 | 202 | 343 | 24 | 86 | 68 | 47 |
| Sunny days | 20 | 27 | 21 | 15 | 20 | 9 | 10 | 4 | 16 | 23 | 18 | 19 |
| Rainy days | 2 | 1 | 10 | 15 | 11 | 21 | 21 | 27 | 14 | 8 | 9 | 6 |
| Snow days | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |
The largest precipitation sum in Onch’ŏl-li is at