Average annual temperature is 12.9 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: -15.5 °C
Number of sunny days: 168 days
Number of rainy days: 181 days
Number of snow days: 16 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) | 15.9 | 12.9 | 22.1 | 24.6 | 29.9 | 32.3 | 33.0 | 33.2 | 29.9 | 21.8 | 23.4 | 17.5 |
| Average daytime temperature (°C) | 3.6 | 7.2 | 15.3 | 17.8 | 22.4 | 27.1 | 28.5 | 29.9 | 26.0 | 19.3 | 11.2 | 5.8 |
| Average temperature (°C) | -1.0 | 1.6 | 8.7 | 11.9 | 17.1 | 21.7 | 24.8 | 25.6 | 21.7 | 13.8 | 6.5 | 1.9 |
| Average night temperature (°C) | -4.9 | -2.3 | 3.6 | 6.8 | 12.4 | 17.4 | 21.9 | 22.3 | 18.2 | 9.3 | 2.3 | -1.7 |
| Absolute minimum temperature (°C) | -15.5 | -6.9 | -4.1 | -0.4 | 4.0 | 13.9 | 19.1 | 18.1 | 12.1 | 5.4 | -7.4 | -12.4 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 7.4 | 8.9 | 7.5 | 8.2 | 9.4 | 6.9 | 9.2 | 7.4 | 8.7 | 7.1 | 5.8 |
| Precipitation (mm) | 42 | 12 | 49 | 68 | 151 | 163 | 541 | 297 | 203 | 14 | 78 | 126 |
| Sunny days | 17 | 21 | 22 | 13 | 14 | 11 | 3 | 5 | 8 | 23 | 17 | 14 |
| Rainy days | 6 | 5 | 9 | 17 | 17 | 19 | 28 | 26 | 22 | 8 | 13 | 11 |
| Snow days | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 |
The largest precipitation sum in Suam is at