Temperature
Cold by day, freezing at night.
Good sunshine. Cold weather is the main drawback.

Cold by day, freezing at night.
A few rainy days. About 5 wet days, the lowest monthly average.
A mix of sunshine and cloud.
Humidity is rarely noticeable in the cool air.
In December, afternoons feel about 36° and nights feel near 26°.
Partly cloudy skies this month.
Calm winds are typical in December.
December late afternoons are around 44°F, easing to about 38°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 42 | 27 | 1.1 | 5 | 7.0 | 69 |
| Feb | 46 | 30 | 1.4 | 5 | 8.0 | 66 |
| Mar | 56 | 37 | 2.4 | 7 | 9.1 | 64 |
| Apr | 67 | 47 | 3.3 | 8 | 9.8 | 64 |
| May | 76 | 56 | 4.0 | 8 | 10.4 | 68 |
| Jun | 82 | 66 | 6.9 | 11 | 10.1 | 75 |
| Jul | 86 | 74 | 9.7 | 17 | 9.0 | 82 |
| Aug | 87 | 74 | 8.3 | 16 | 9.4 | 81 |
| Sep | 81 | 65 | 6.0 | 10 | 9.0 | 78 |
| Oct | 71 | 52 | 2.3 | 6 | 8.9 | 73 |
| Nov | 59 | 41 | 1.9 | 7 | 7.5 | 70 |
| Dec | 46 | 30 | 1.1 | 5 | 6.6 | 69 |
Similar climates
Want a side-by-side climate view? Compare Gwangju with Tokyo.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 27, 2026
Data & methodology