Best Time to Visit Seosan: Month-by-Month Guide
Best months for Seosan: May, October, June, September.
- Best months for Seosan: May, October, June, September.
- Peak season is August, July, September. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: April, May, June, October. Good weather without the busiest period.
- Wettest months: August, July, June.
- The least pleasant month is January (score 5.0).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 3°C | -3°C | 22 mm | 5 | – | – | 5.0 |
| February | 5°C | -2°C | 28 mm | 5 | – | – | 5.4 |
| March | 10°C | 2°C | 40 mm | 6 | – | – | 6.3 |
| April | 16°C | 7°C | 69 mm | 7 | – | – | 7.2 |
| May | 21°C | 13°C | 79 mm | 7 | – | – | 8.0 |
| June | 25°C | 18°C | 123 mm | 8 | – | – | 7.8 |
| July | 27°C | 22°C | 241 mm | 14 | – | – | 6.4 |
| August | 29°C | 23°C | 223 mm | 15 | – | – | 6.5 |
| September | 25°C | 18°C | 133 mm | 8 | – | – | 7.8 |
| October | 20°C | 12°C | 54 mm | 6 | – | – | 7.9 |
| November | 12°C | 5°C | 48 mm | 7 | – | – | 6.6 |
| December | 5°C | -1°C | 26 mm | 6 | – | – | 5.3 |
Frequently asked questions
When is the best time to visit Seosan?
The best months are May, October, June, September.
When is the rainy season in Seosan?
The wettest months are August, July, June.