Which is the hottest month in Seoul?

The hottest time of year in Seoul is normally August. Expect maximum daytime temperatures to reach 29°C with high heat and humidity.

Which month has the most rain in Seoul?

In terms of rainfall, July is usually the wettest month in Seoul with 358mm on average. There are normally 16 days in July with some rain.

When is it sunniest in Seoul?

The sunniest time of year in Seoul is normally October with bright sunshine on average for 60% of daylight hours; that's 7 hours of sunshine per day.

Best time to visit Seoul

Q: When is the best time to visit Seoul?

The best time to visit Seoul, South Korea is in May Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 8 hours or more.

The best time to visit Seoul, South Korea is in May based on our default weather conditions. Update your weather preferences to see which months best match.

Seoul by month

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

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When is the best time to visit Seoul?

The best time to visit Seoul, South Korea is in May based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 8 hours or more [remove]

Change the criteria to reflect your weather preferences.

2
Jan
2
Feb
2.5
Mar
3
Apr
5
May
4.5
Jun
4
Jul
4
Aug
4.5
Sep
4
Oct
1.5
Nov
1.5
Dec

Change criteria

Max Day Temperature (°F)

34
Jan
37
Feb
50
Mar
63
Apr
73
May
79
Jun
82
Jul
84
Aug
77
Sep
68
Oct
52
Nov
39
Dec

Hours of Sunshine (daily)

6
Jan
6
Feb
7
Mar
8
Apr
8
May
7
Jun
6
Jul
6
Aug
7
Sep
7
Oct
5
Nov
5
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for South Korea (Seoul) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)