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The weather in South Korea in January is very cold with temperatures between -4°C and 1°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in South Korea during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
South Korea is going to experience quite a number of days of snow during January. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in South Korea in January 2025.
If you’re planning to visit South Korea in the near future, we highly recommend that you review the 14 day weather forecast for South Korea before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -4° | 4 | 19 | 8 | 25 mm | Awful | South Korea in January |
| February | 4° / -1° | 2 | 22 | 4 | 35 mm | Awful | South Korea in February |
| March | 10° / 4° | 3 | 26 | 2 | 59 mm | Bad | South Korea in March |
| April | 15° / 9° | 5 | 25 | 0 | 83 mm | Good | South Korea in April |
| May | 21° / 14° | 5 | 26 | 0 | 119 mm | Good | South Korea in May |
| June | 25° / 19° | 5 | 25 | 0 | 138 mm | Perfect | South Korea in June |
| July | 28° / 23° | 11 | 20 | 0 | 438 mm | Good | South Korea in July |
| August | 29° / 24° | 10 | 21 | 0 | 325 mm | Ok | South Korea in August |
| September | 26° / 20° | 5 | 25 | 0 | 156 mm | Perfect | South Korea in September |
| October | 20° / 14° | 3 | 28 | 0 | 77 mm | Good | South Korea in October |
| November | 12° / 7° | 4 | 24 | 2 | 86 mm | Bad | South Korea in November |
| December | 3° / -1° | 5 | 18 | 8 | 40 mm | Awful | South Korea in December |