Average annual temperature is 14.0 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -14.8 °C
Number of sunny days: 211 days
Number of rainy days: 149 days
Number of snow days: 5 days
Look at detailed online map of Deulma
* Weather data for Deulma South 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) | 12.4 | 14.8 | 25.2 | 27.8 | 34.5 | 35.5 | 34.6 | 35.6 | 30.7 | 22.9 | 25.7 | 17.0 |
| Average daytime temperature (°C) | 4.5 | 8.9 | 17.9 | 20.5 | 25.6 | 29.6 | 30.6 | 31.5 | 27.2 | 20.6 | 12.4 | 6.2 |
| Average temperature (°C) | -0.8 | 2.6 | 10.1 | 13.5 | 19.4 | 23.9 | 26.0 | 26.9 | 22.6 | 14.1 | 6.8 | 1.5 |
| Average night temperature (°C) | -5.2 | -2.3 | 3.3 | 7.2 | 13.5 | 18.8 | 22.5 | 23.2 | 19.0 | 9.0 | 1.9 | -2.5 |
| Absolute minimum temperature (°C) | -14.8 | -6.0 | -2.9 | 1.5 | 4.6 | 15.2 | 18.7 | 17.8 | 13.3 | 3.4 | -6.5 | -11.9 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 7.5 | 7.7 | 9.1 | 8.1 | 8.3 | 9.9 | 7.4 | 9.0 | 7.6 | 8.7 | 7.7 | 6.4 |
| Precipitation (mm) | 34 | 10 | 39 | 57 | 146 | 220 | 429 | 298 | 258 | 6 | 41 | 89 |
| Sunny days | 23 | 23 | 25 | 17 | 19 | 10 | 6 | 10 | 15 | 25 | 18 | 20 |
| Rainy days | 5 | 5 | 6 | 13 | 12 | 20 | 25 | 21 | 15 | 6 | 12 | 9 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Deulma is at