Best Time to Visit Onsŏng: Month-by-Month Guide
Best months for Onsŏng: September, June.
- Best months for Onsŏng: September, June.
- Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: September. Good weather without the busiest period.
- Wettest months: July, August, May.
- The least pleasant month is December (score 4.7).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -7°C | -18°C | 9 mm | 2 | – | – | 4.9 |
| February | -3°C | -15°C | 11 mm | 2 | – | – | 4.8 |
| March | 4°C | -7°C | 22 mm | 5 | – | – | 4.9 |
| April | 13°C | 1°C | 44 mm | 8 | – | – | 6.5 |
| May | 19°C | 7°C | 78 mm | 13 | – | – | 6.8 |
| June | 22°C | 13°C | 77 mm | 12 | – | – | 7.5 |
| July | 25°C | 17°C | 138 mm | 14 | – | – | 7.0 |
| August | 25°C | 17°C | 128 mm | 13 | – | – | 7.1 |
| September | 21°C | 10°C | 64 mm | 8 | – | – | 7.8 |
| October | 13°C | 2°C | 39 mm | 6 | – | – | 6.8 |
| November | 2°C | -7°C | 26 mm | 5 | – | – | 4.7 |
| December | -6°C | -16°C | 11 mm | 3 | – | – | 4.7 |
Frequently asked questions
When is the best time to visit Onsŏng?
The best months are September, June.
When is the rainy season in Onsŏng?
The wettest months are July, August, May.