Average annual temperature is 14.5 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -11.9 °C
Number of sunny days: 167 days
Number of rainy days: 186 days
Number of snow days: 12 days
Look at detailed online map of Sanŭm
* Weather data for Sanŭm 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) | 16.5 | 12.8 | 22.9 | 24.9 | 28.5 | 35.2 | 31.8 | 33.9 | 30.6 | 23.5 | 25.5 | 19.1 |
| Average daytime temperature (°C) | 6.1 | 7.8 | 15.5 | 18.6 | 22.7 | 27.1 | 28.7 | 30.8 | 27.4 | 21.1 | 13.9 | 8.3 |
| Average temperature (°C) | 1.6 | 2.8 | 9.2 | 13.3 | 18.0 | 22.6 | 25.7 | 26.8 | 23.3 | 16.1 | 9.7 | 4.6 |
| Average night temperature (°C) | -2.9 | -1.0 | 4.6 | 9.0 | 14.1 | 19.3 | 23.4 | 23.6 | 20.1 | 11.9 | 5.4 | 1.0 |
| Absolute minimum temperature (°C) | -11.9 | -5.2 | -3.2 | 2.7 | 6.6 | 15.2 | 20.7 | 19.3 | 15.6 | 7.9 | -2.4 | -9.5 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 7.2 | 8.4 | 7.4 | 7.4 | 8.6 | 6.5 | 9.8 | 7.7 | 8.1 | 6.6 | 4.9 |
| Precipitation (mm) | 35 | 28 | 64 | 99 | 200 | 160 | 489 | 227 | 166 | 22 | 82 | 85 |
| Sunny days | 18 | 23 | 22 | 14 | 14 | 16 | 1 | 2 | 9 | 21 | 17 | 10 |
| Rainy days | 8 | 5 | 9 | 16 | 17 | 14 | 30 | 29 | 21 | 10 | 12 | 15 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The best time to visit Sanŭm during the most sunny months:
The largest precipitation sum in Sanŭm is at