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When to go · Seoul

Seoul in December

Mixed month. Cold; short days.

Key facts

Verdict
Mixed
Temperature
4°C (39°F) / −3°C (27°F)
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.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than December?

December is rated mixed. These months rate higher:

Weather in December

Long-term averages
  • SeoulHighs around 4 °C (39 °F), lows around -3 °C (27 °F), rain on about 8 days
  • Seoul and north-west, South Korea · Seoul, Incheon, Suwon, the DMZcool

    Continental: dry winters down to −15 °C (5 °F) 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.

Compare two months

Weather, crowds and prices for any two months in Seoul, side by side.

  • Verdict

    Dec: Mixed

    Apr: Great (better)

  • Daytime high

    Dec: 4 °C (39 °F)

    Apr: 18 °C (64 °F)

  • Night low

    Dec: -3 °C (27 °F)

    Apr: 7 °C (45 °F)

  • Rain days

    Dec: 8 (better)

    Apr: 9

  • Crowds

    Dec: Medium

    Apr: High

  • Prices

    Dec: Medium

    Apr: High

  • Festivals listed

    Dec: 2

    Apr: 4

December: Cold; short days.

April: Blossoms and mild; palaces are busy.

Seoul: figures are long-term averages from this guide, not a forecast.

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 →