| Average climate data for Yeongdeok-gun, South Korea | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°F) | 42 | 46 | 53 | 65 | 72 | 77 | 83 | 84 | 77 | 69 | 58 | 47 | 84 |
| Average minimum temperature (°F) | 25 | 28 | 34 | 43 | 52 | 60 | 68 | 69 | 60 | 49 | 39 | 30 | 25 |
| Average precipitation (inch) | 1 | 1 | 2 | 3 | 3 | 5 | 7 | 8 | 6 | 2 | 2 | 1 | 42 |
| Average rainfall days (days) | 5 | 5 | 7 | 7 | 7 | 9 | 12 | 11 | 9 | 6 | 5 | 4 | 86 |
| Average relative humidity (%) | 54 | 56 | 61 | 60 | 65 | 74 | 79 | 80 | 77 | 69 | 60 | 54 | 66 |
| Average daily daylight hours (h) | 10 | 10 | 12 | 13 | 14 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 12 |
| Average daily sunshine hours (h) | 6 | 7 | 7 | 8 | 8 | 7 | 6 | 6 | 6 | 7 | 6 | 6 | 7 |
The warmest month, with the highest average maximum temperature, is August (83.8 °F). The month with the lowest average maximum temperature is January (42.4 °F). Overall, the average maximum temperature over the whole year is 64.5 °F.
The month with the highest average minimum temperature is August (69.3 °F). The coldest month, with the lowest average minimum temperature, is January (25.4 °F). Overall, the average minimum temperature over the whole year is 46.5 °F.
The wettest month, with the highest amount of precipitation, is August (8.4 inch). The driest month, with the least amount of precipitation, is December (0.9 inch). Over the whole year there are 42.2 inch of rainfall on average.
The month with the most days of rain is July (11.6 days). The month with the fewest days of rain is December (3.6 days). Over the whole year there are 86.5 days of rain on average.
The month with the highest average relative humidity is August (80 %). The month with the lowest average relative humidity is December (53.7 %). The overall average relative humidity over the whole year is 65.7 %.
The month with the longest days, so the most daylight, is June (Average daylight: 14.1 h). The month with the shortest days, so the least daylight, is December (Average daylight: 9.1 h). Over the whole year there are 11.9 h of daylight per day on average.
The month with the most sunshine per day is April (Average sunshine: 8.1 h). The month with the least sunshine per day is December (Average sunshine: 6 h). Over the whole year there are 6.7 h of sunlight per day on average.
