How hot is Seoul in July?

Daytime highs in Seoul in July average 29°C (84°F); nights drop to about 22°C.

Does it rain in Seoul in July?

Expect around 19 rainy days and 300 mm of rainfall in July.

Is July a good time to visit Seoul?

July is a fair shoulder-season month in Seoul — decent conditions with some trade-offs. Overall travel score: 5.2/10. The best months are April–May & October.

Seoul weather in July

July is a fair shoulder-season month in Seoul — decent conditions with some trade-offs. Expect highs around 29°C, lows near 22°C, and about 19 days with rain.

5.2 · Fairtravel score for July

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Avg high

29°C

Avg low

22°C

Rainfall

300 mm

Rain days

Sunshine

8.2 h/day

Daylight

14.4 h

What to pack for Seoul in July

light, breathable clothing
sun protection (hat, SPF 50)
a compact umbrella or rain shell — rain is frequent
expect humid, sticky conditions

Humidity averages 82%; max daily wind around 17 km/h.

How July compares

Best months in Seoul: April–May & October. See the full best time to visit Seoul guide.

Seoul in July: the details

In July, Seoul sees average daytime highs of 29°C (84°F) and overnight lows of 22°C (71°F). Rainfall totals roughly 300 mm across 19 rainy days, and the sun shines about 8.2 hours per day with 14.4 hours of daylight mid-month. Relative humidity averages 82%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Seoul, South Korea (37.57, 126.98) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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