South Korea weather by month

Check out South Korea weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum daytime temperature °C
1°C maximum daytime temperature in January in Seoul1
3°C maximum daytime temperature in February in Seoul3
10°C maximum daytime temperature in March in Seoul10
17°C maximum daytime temperature in April in Seoul17
23°C maximum daytime temperature in May in Seoul23
26°C maximum daytime temperature in June in Seoul26
28°C maximum daytime temperature in July in Seoul28
29°C maximum daytime temperature in August in Seoul29
25°C maximum daytime temperature in September in Seoul25
20°C maximum daytime temperature in October in Seoul20
11°C maximum daytime temperature in November in Seoul11
4°C maximum daytime temperature in December in Seoul4
Hours of sunshine (daily)
Days with some rainfall
7 days with some rainfall in January in Seoul7
6 days with some rainfall in February in Seoul6
7 days with some rainfall in March in Seoul7
8 days with some rainfall in April in Seoul8
8 days with some rainfall in May in Seoul8
10 days with some rainfall in June in Seoul10
16 days with some rainfall in July in Seoul16
13 days with some rainfall in August in Seoul13
9 days with some rainfall in September in Seoul9
6 days with some rainfall in October in Seoul6
10 days with some rainfall in November in Seoul10
7 days with some rainfall in December in Seoul7

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South Korea by month

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

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The climate guide for South Korea (Seoul) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top South Korea destinations

Below are average maximum temperatures at popular countries, regions and places in South Korea for next month - February. Select a destination to see the climate guide for all months of the year.

All South Korea destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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South Korea weather averages

Temperature in South Korea (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
1°C maximum daytime temperature in January in South Korea (Seoul)1
3°C maximum daytime temperature in February in South Korea (Seoul)3
10°C maximum daytime temperature in March in South Korea (Seoul)10
17°C maximum daytime temperature in April in South Korea (Seoul)17
23°C maximum daytime temperature in May in South Korea (Seoul)23
26°C maximum daytime temperature in June in South Korea (Seoul)26
28°C maximum daytime temperature in July in South Korea (Seoul)28
29°C maximum daytime temperature in August in South Korea (Seoul)29
25°C maximum daytime temperature in September in South Korea (Seoul)25
20°C maximum daytime temperature in October in South Korea (Seoul)20
11°C maximum daytime temperature in November in South Korea (Seoul)11
4°C maximum daytime temperature in December in South Korea (Seoul)4
Min temperature (night-time)
-8°C minimum night-time temperature in January in South Korea (Seoul)-8
-5°C minimum night-time temperature in February in South Korea (Seoul)-5
0°C minimum night-time temperature in March in South Korea (Seoul)0
6°C minimum night-time temperature in April in South Korea (Seoul)6
12°C minimum night-time temperature in May in South Korea (Seoul)12
17°C minimum night-time temperature in June in South Korea (Seoul)17
21°C minimum night-time temperature in July in South Korea (Seoul)21
22°C minimum night-time temperature in August in South Korea (Seoul)22
16°C minimum night-time temperature in September in South Korea (Seoul)16
9°C minimum night-time temperature in October in South Korea (Seoul)9
2°C minimum night-time temperature in November in South Korea (Seoul)2
-5°C minimum night-time temperature in December in South Korea (Seoul)-5
Heat & Humidity
No heat & humidity in January in South Korea (Seoul)0
No heat & humidity in February in South Korea (Seoul)0
No heat & humidity in March in South Korea (Seoul)0
No heat & humidity in April in South Korea (Seoul)0
No heat & humidity in May in South Korea (Seoul)0
Low heat & humidity in June in South Korea (Seoul)L
High heat & humidity in July in South Korea (Seoul)H
High heat & humidity in August in South Korea (Seoul)H
Low heat & humidity in September in South Korea (Seoul)L
No heat & humidity in October in South Korea (Seoul)0
No heat & humidity in November in South Korea (Seoul)0
No heat & humidity in December in South Korea (Seoul)0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in South Korea

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in South Korea (Seoul)10
11 hours of daylight per day in February in South Korea (Seoul)11
12 hours of daylight per day in March in South Korea (Seoul)12
13 hours of daylight per day in April in South Korea (Seoul)13
14 hours of daylight per day in May in South Korea (Seoul)14
15 hours of daylight per day in June in South Korea (Seoul)15
14 hours of daylight per day in July in South Korea (Seoul)14
14 hours of daylight per day in August in South Korea (Seoul)14
12 hours of daylight per day in September in South Korea (Seoul)12
11 hours of daylight per day in October in South Korea (Seoul)11
10 hours of daylight per day in November in South Korea (Seoul)10
10 hours of daylight per day in December in South Korea (Seoul)10
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in South Korea (Seoul)2
UV (maximum) index 3 (Moderate) in February in South Korea (Seoul)3
UV (maximum) index 5 (Moderate) in March in South Korea (Seoul)5
UV (maximum) index 7 (High) in April in South Korea (Seoul)7
UV (maximum) index 8 (Very High) in May in South Korea (Seoul)8
UV (maximum) index 9 (Very High) in June in South Korea (Seoul)9
UV (maximum) index 10 (Very High) in July in South Korea (Seoul)10
UV (maximum) index 9 (Very High) in August in South Korea (Seoul)9
UV (maximum) index 7 (High) in September in South Korea (Seoul)7
UV (maximum) index 4 (Moderate) in October in South Korea (Seoul)4
UV (maximum) index 3 (Moderate) in November in South Korea (Seoul)3
UV (maximum) index 2 (Low) in December in South Korea (Seoul)2

Rainfall in South Korea

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
7 days with some rainfall in January in South Korea (Seoul)7
6 days with some rainfall in February in South Korea (Seoul)6
7 days with some rainfall in March in South Korea (Seoul)7
8 days with some rainfall in April in South Korea (Seoul)8
8 days with some rainfall in May in South Korea (Seoul)8
10 days with some rainfall in June in South Korea (Seoul)10
16 days with some rainfall in July in South Korea (Seoul)16
13 days with some rainfall in August in South Korea (Seoul)13
9 days with some rainfall in September in South Korea (Seoul)9
6 days with some rainfall in October in South Korea (Seoul)6
10 days with some rainfall in November in South Korea (Seoul)10
7 days with some rainfall in December in South Korea (Seoul)7
Average monthly rainfall (mm)
22 mm monthly rainfall in January in South Korea (Seoul)22
26 mm monthly rainfall in February in South Korea (Seoul)26
45 mm monthly rainfall in March in South Korea (Seoul)45
102 mm monthly rainfall in April in South Korea (Seoul)102
90 mm monthly rainfall in May in South Korea (Seoul)90
133 mm monthly rainfall in June in South Korea (Seoul)133
358 mm monthly rainfall in July in South Korea (Seoul)358
288 mm monthly rainfall in August in South Korea (Seoul)288
161 mm monthly rainfall in September in South Korea (Seoul)161
49 mm monthly rainfall in October in South Korea (Seoul)49
48 mm monthly rainfall in November in South Korea (Seoul)48
21 mm monthly rainfall in December in South Korea (Seoul)21

Tropical storm risk: South Korea typhoon season

% of month affected by tropical storms
0
0
0
0
0
0
2.6%
3.8%
2.1%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Compare South Korea weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for South Korea (Seoul) and the UK (London).

Maximum daytime temperature (°C)

South Korea (Seoul)
UK (London)
1
7
3
7
10
10
17
13
23
17
26
20
28
22
29
22
25
19
20
15
11
10
4
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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