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South Korea Monthly Climate Averages
To help you choose the best time to travel, you can find climate data below on the weather in South Korea .
| Month | Seoul | Busan | ||
| day | night | day | night | |
| January | +1.5°C | -5.9°C | +7.8°C | -0.6°C |
| February | +4.7°C | -3.4°C | +9.8°C | +1.1°C |
| March | +10.4°C | +1.6°C | +13.4°C | +4.9°C |
| April | +17.8°C | +7.8°C | +18.2°C | +9.9°C |
| May | +23°C | +13.2°C | +21.7°C | +14.1°C |
| June | +27.1°C | +18.2°C | +24.4°C | +17.9°C |
| July | +28.6°C | +21.9°C | +27.3°C | +21.8°C |
| August | +29.6°C | +22.4°C | +29.4°C | +23.4°C |
| September | +25.8°C | +17.2°C | +26.3°C | +19.5°C |
| October | +19.8°C | +10.3°C | +22.4°C | +14.1°C |
| November | +11.6°C | +3.2°C | +16.3°C | +7.8°C |
| December | +4.3°C | -3.2°C | +10.5°C | +2°C |
Temperature in South Korea
The table shows that the hottest months in South Korea are August and July, during which the average daytime temperature reaches 29.6°C and the nighttime temperature falls to 23.4°C.
The coldest months are January and December, when the daily average temperature falls to 1.5°C, and drops to - 5.9°C during the night.
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Sea temperature
The highest average monthly temperature in the Korea Strait on the beaches of Busan is in August and September and equals 24.7 26.3°C.
in South Korea climate by month
Precipitation
The largest amount of rain falls on average in July and August, up to 395mm, and the least in January and December — up to 34mm.