Seoul weather in January 2025

Expect 34°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Seoul in January. Check more long-term weather averages for Seoul in January before you book your next holiday to South Korea in 2025/2026.

  • 34°F maximum daytime temperature in January in Seoul34
    34°F max day temperature
  • 6 hours of sunshine per day
  • 7 days with some rainfall in January in Seoul7
    7 days with some rainfall
  • 18°F minimum night-time temperature in January in Seoul18
    18°F min night temperature
  • 10 hours of daylight per day in January in Seoul10
    10 hours of daylight per day
  • No heat & humidity in January in Seoul0
    No heat & humidity
  • 0.9 inches monthly rainfall in January in Seoul0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Seoul2
    2 (Low) UV index

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The January weather guide for South Korea (Seoul) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How cold is it in Seoul in January?

Daytime temperatures usually reach 34°F in Seoul in January, falling to 18°F at night.

How sunny is it in Seoul in January?

There are normally 6 hours of bright sunshine each day in Seoul in January - that's 56% of daylight hours.

Does it rain in Seoul in January?

There are usually 7 days with some rain in Seoul in January and the average monthly rainfall is 0.9 inches. Rain may fall as snow in this month.

Seoul January sunrise & sunset times

Browse the sunrise and sunset times for Seoul in January 2025. Select a month to view Seoul sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:47 17:24
Thursday, 16th January 2025 07:45 17:38
Friday, 31st January 2025 07:37 17:55

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