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Voykit

When to go · Seoul

Seoul in July

Avoid month. Monsoon rain, heat and humidity.

Key facts

Verdict
Avoid
Temperature
29°C (84°F) / 22°C (72°F)
average high / low
Rain days
17
Crowds
High
South Korea overall
Prices
High
South Korea overall

Verdict

AvoidVoykit month rating for Seoul

Monsoon rain, heat and humidity.

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

Is another month better than July?

July is rated avoid. These months rate higher:

Weather in July

Long-term averages
  • SeoulHighs around 29 °C (84 °F), lows around 22 °C (72 °F), rain on about 17 days
  • Seoul and north-west, South Korea · Seoul, Incheon, Suwon, the DMZrainy

    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.

Summer season

Han river evenings, outdoor pools, bingsu and cold noodles.

Watch: Monsoon rain from late June; 30 °C and humid; typhoon tails in August.

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.

  • Monsoon (jangma)

    Late June to late July · Whole city

    Heavy rain days; Han river parks can flood and close briefly.

  • Seoul Queer Culture Festival check

    Early summer, one Saturday · Central Seoul (venue varies)

    Parade and booths; counter-protests nearby.

  • Han river summer

    July–August · Han river parks

    Outdoor pools and night markets on the river (check dates); the evening is the time to be outside.

Crowds and prices

Crowds · South Korea overall
High
Prices · South Korea overall
High

South Korea overall: Monsoon rain then heat; summer holidays fill beaches and Jeju.

High-price month: see what to book ahead.

Compare two months

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

  • Verdict

    Jul: Avoid

    Apr: Great (better)

  • Daytime high

    Jul: 29 °C (84 °F)

    Apr: 18 °C (64 °F)

  • Night low

    Jul: 22 °C (72 °F)

    Apr: 7 °C (45 °F)

  • Rain days

    Jul: 17

    Apr: 9 (better)

  • Crowds

    Jul: High

    Apr: High

  • Prices

    Jul: High

    Apr: High

  • Festivals listed

    Jul: 3

    Apr: 4

July: Monsoon rain, heat and humidity.

April: Blossoms and mild; palaces are busy.

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

What to pack

  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across South Korea in July →