Best Time to Hike Jeju Olle trail 7
Month-by-month temperatures and rainfall for Jeju Olle trail 7, South Korea, based on 2-year climate normals.
Month-by-month weather on Jeju Olle trail 7
| Month | Avg high | Avg low | Rainfall | Rainy days |
|---|---|---|---|---|
| January | 8.8°C / 48°F | 2.7°C / 37°F | 58 mm | 12 |
| February | 9°C / 48°F | 3.5°C / 38°F | 169 mm | 13 |
| March | 13.3°C / 56°F | 6.3°C / 43°F | 196 mm | 15 |
| April | 19.1°C / 66°F | 11.9°C / 53°F | 244 mm | 14 |
| May | 21.5°C / 71°F | 14.9°C / 59°F | 403 mm | 13 |
| June | 25.1°C / 77°F | 20.2°C / 68°F | 471 mm | 15 |
| July | 28.7°C / 84°F | 24.8°C / 77°F | 358 mm | 20 |
| August | 30.2°C / 86°F | 25.3°C / 78°F | 262 mm | 24 |
| September | 28.6°C / 83°F | 23.8°C / 75°F | 244 mm | 22 |
| October | 23.5°C / 74°F | 17.7°C / 64°F | 193 mm | 14 |
| November | 16.9°C / 62°F | 10.6°C / 51°F | 196 mm | 7 |
| December | 10.6°C / 51°F | 4.3°C / 40°F | 14 mm | 6 |
Highlighted rows are the recommended hiking window. Climate normals via Open-Meteo (2-year average). Mountain weather varies — always check a live forecast before you set off.
The best months to hike Jeju Olle trail 7 are December. Expect daytime highs around 11°C (52°F) and nights near 4°C (39°F).
Pack warm layers and a proper insulating jacket — nights get cold even in the best window.