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Draft data. Times, fares and step counts are desk estimates awaiting field checks. Unknown times stay unknown. How we verify

When to go · Seoul

Seoul in December

Mixed month. Cold; short days.

Key facts

Verdict
Mixed
Temperature
4° / -3°
average high / low
Rain days
8
Crowds
Medium
South Korea overall
Prices
Medium
South Korea overall

Verdict

MixedVoykit month rating for Seoul

Cold; short days.

Weather in December

Long-term averages
  • SeoulHighs around 4 °C, lows around -3 °C, rain on about 8 days
  • Seoul and north-west, South Korea · Seoul, Incheon, Suwon, the DMZcool

    Continental: dry winters down to −15 °C on cold snaps, hot humid summers. Fine dust (yellow dust and pollution) peaks Mar–Apr; the monsoon runs late Jun – Jul.

Winter season

Crisp blue days, hot street snacks, Christmas lights and ice rinks.

Watch: −10 °C mornings and wind; Seollal closures.

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Christmas and year-end lights

    December · Myeongdong (department-store façades), Cheonggyecheon, Gwanghwamun market

    Evening crowds on the shopping streets.

  • New Year bell ringing

    31 December, midnight · Bosingak pavilion, Jongno

    Streets around Jongno close; the subway runs late that night (check).

Crowds and prices

Crowds · South Korea overall
Medium
Prices · South Korea overall
Medium

South Korea overall: Cold and dry; Christmas markets and lights in Seoul; ski season opens.

What to pack

  • A warm coat, hat and gloves for mornings and evenings
  • Layers: a fleece or light jacket

Build the full packing list for your trip →

Across South Korea in December →