When to go · Seoul
Seoul in July
Avoid month. Monsoon rain, heat and humidity.
Key facts
- Verdict
- Avoid
- Temperature
- 29°C (84°F)84°F (29°C) / 22°C (72°F)72°F (22°C)
- average high / low
- Rain days
- 17
- Crowds
- High
- South Korea overall
- Prices
- High
- South Korea overall
Verdict
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
- SeoulHighs around 29 °C (84 °F), lows around 22 °C (72 °F), rain on about 17 daysHighs around 84 °F (29 °C), lows around 72 °F (22 °C), 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.Continental: dry winters down to 5 °F (−15 °C) 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)84 °F (29 °C)
Apr: 18 °C (64 °F)64 °F (18 °C)
Night low
Jul: 22 °C (72 °F)72 °F (22 °C)
Apr: 7 °C (45 °F)45 °F (7 °C)
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