Common information
CountrySouth Korea
Population55 415
Weather, climate, temperature by months in Gapyeong
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 32 | 28 | 22 | 15 | 12 | 17 | 23 | 32 | 33 | 37 | 38 | 41 | 41 |
| Average high, °C | 25 | 19 | 11 | 3 | 1 | 3 | 10 | 18 | 24 | 27 | 29 | 30 | 17 |
| Average temperature, °C | 20 | 13 | 6 | 0 | -3 | 0 | 5 | 12 | 18 | 22 | 25 | 26 | 12 |
| Average low, °C | 15 | 8 | 2 | -3 | -7 | -5 | 0 | 6 | 11 | 17 | 21 | 21 | 7 |
| Record low, °C | 3 | -5 | -11 | 0 | -22 | -20 | -12 | -2 | 3 | 8 | 12 | 11 | -22 |
| Rain, days | 8 | 6 | 7 | 4 | 2 | 3 | 7 | 8 | 8 | 9 | 14 | 12 | 88 |
| Snow, days | 0 | 0 | 1 | 6 | 9 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 25 |
| Fog, days | 22 | 24 | 20 | 21 | 21 | 15 | 15 | 14 | 15 | 19 | 21 | 19 | 226 |
| Thunderstorms, days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 2 | 10 |
| Average precipitation, mm. | 152 | 48 | 46 | 21 | 19 | 26 | 40 | 72 | 98 | 132 | 345 | 299 | 1298 |
| Relative humidity morning, % | 92 | 92 | 86 | 85 | 82 | 81 | 80 | 82 | 85 | 89 | 91 | 92 | 86 |
| Relative humidity evening, % | 56 | 50 | 55 | 60 | 58 | 51 | 44 | 40 | 43 | 52 | 63 | 60 | 53 |
| Wind speed, km/h | 6 | 8 | 8 | 6 | 9 | 9 | 12 | 14 | 9 | 8 | 8 | 6 | 9 |
| Day Length, часов | 13 | 12 | 11 | 10 | 10 | 11 | 12 | 14 | 15 | 15 | 15 | 14 | 13 |
| Dew point, °C | 15 | 7 | 1 | -5 | -8 | -7 | -2 | 2 | 9 | 15 | 20 | 20 | 67 |
| Growing degree-day, °C | 317 | 121 | 0 | 0 | 0 | 0 | 0 | 75 | 250 | 383 | 474 | 491 | 2110 |
| Solar radiation, global, Mj/m2 | 15 | 13 | 9 | 8 | 9 | 13 | 16 | 20 | 21 | 18 | 16 | 15 | 14 |