Average annual temperature is 11.5 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -17.5 °C
Number of sunny days: 181 days
Number of rainy days: 174 days
Number of snow days: 10 days
Look at detailed online map of Suam
* Weather data for Suam 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) | 14.4 | 14.3 | 22.3 | 24.2 | 29.7 | 31.9 | 33.8 | 34.3 | 27.9 | 22.4 | 24.2 | 16.7 |
| Average daytime temperature (°C) | 2.5 | 5.4 | 13.4 | 16.1 | 21.1 | 25.4 | 29.0 | 28.0 | 23.0 | 17.7 | 11.0 | 4.3 |
| Average temperature (°C) | -2.5 | 0.0 | 7.1 | 10.8 | 16.2 | 20.5 | 24.7 | 24.1 | 19.4 | 12.0 | 5.5 | -0.3 |
| Average night temperature (°C) | -6.7 | -4.1 | 1.5 | 5.9 | 11.2 | 16.3 | 21.1 | 21.0 | 16.2 | 7.1 | 0.9 | -3.9 |
| Absolute minimum temperature (°C) | -17.5 | -10.1 | -5.8 | 0.4 | 3.0 | 12.6 | 17.0 | 14.6 | 9.3 | 1.2 | -9.1 | -14.4 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 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) | 7.4 | 7.3 | 8.8 | 8.8 | 8.9 | 10.0 | 8.3 | 8.1 | 7.1 | 8.3 | 7.4 | 6.4 |
| Precipitation (mm) | 66 | 56 | 32 | 76 | 139 | 156 | 298 | 357 | 297 | 30 | 55 | 175 |
| Sunny days | 24 | 20 | 20 | 15 | 17 | 10 | 9 | 6 | 6 | 15 | 17 | 22 |
| Rainy days | 4 | 4 | 11 | 15 | 14 | 20 | 22 | 25 | 24 | 16 | 10 | 9 |
| Snow days | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 |
The largest precipitation sum in Suam is at