Chiaksan National Park
- Annual mean
- 8.6 °C
- Warmest month
- August
- Wettest month
- July
A twelve-month profile of temperature, humidity, wind, and precipitation for Gyeonggi Province.
At the representative location for Bukhansan National Park, monthly mean temperatures range from -3.2 to 24.8 °C (1991–2020). Compare precipitation, humidity, wind, and daylight for each month.
Tracking the relationship between monthly temperature ranges and average daily precipitation rates.
Examine long-term monthly climate baselines, humidity trends, and average temperature ranges at a representative coordinate.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | -3.2 °C-14° to 7° | 0.7 mm/day | 76.5% | 4.4 m/s | 9.7 hours |
| February | -1 °C-12.2° to 10° | 1.1 mm/day | 73.6% | 4.3 m/s | 10.6 hours |
| March | 3.6 °C-5.3° to 15.4° | 1.3 mm/day | 74.1% | 4.3 m/s | 11.8 hours |
| April | 9.7 °C-0.6° to 21.5° | 2.3 mm/day | 74.4% | 4.2 m/s | 13 hours |
| May | 15.6 °C5.9° to 26.2° | 3 mm/day | 75.4% | 3.8 m/s | 14 hours |
| June | 20.6 °C12.1° to 29.1° | 4.2 mm/day | 77.6% | 3.1 m/s | 14.6 hours |
| July | 24 °C17.3° to 30.8° | 10.7 mm/day | 84.6% | 3.6 m/s | 14.3 hours |
| August | 24.8 °C17.3° to 31.6° | 9 mm/day | 83.7% | 3.5 m/s | 13.4 hours |
| September | 20.2 °C11.2° to 28.2° | 4.6 mm/day | 79.4% | 3.4 m/s | 12.2 hours |
| October | 13.7 °C2.5° to 23.4° | 1.8 mm/day | 75.4% | 3.7 m/s | 11 hours |
| November | 6.4 °C-4.1° to 17.7° | 1.6 mm/day | 75.8% | 4.1 m/s | 9.9 hours |
| December | -0.7 °C-11.6° to 10° | 0.8 mm/day | 76.7% | 4.4 m/s | 9.4 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Comparing multi-decade averages to map the annual cycle of temperature, wind, and daylight duration
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Contrast monthly temperature and precipitation patterns across regional and global landscapes

Explore the map, landscapes, and protection details for Bukhansan National Park.