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Home > World Climate Guides > Asia / Far East > Republic of Korea (South Korea) > Seoul
Seoul Climate Guide
Republic of Korea (South Korea)
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Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
1
1 °C (34°F) Maximum Daytime Temperature in January
3
3 °C (37°F) Maximum Daytime Temperature in February
10
10 °C (50°F) Maximum Daytime Temperature in March
17
17 °C (63°F) Maximum Daytime Temperature in April
23
23 °C (73°F) Maximum Daytime Temperature in May
26
26 °C (79°F) Maximum Daytime Temperature in June
28
28 °C (82°F) Maximum Daytime Temperature in July
29
29 °C (84°F) Maximum Daytime Temperature in August
26
26 °C (79°F) Maximum Daytime Temperature in September
20
20 °C (68°F) Maximum Daytime Temperature in October
11
11 °C (52°F) Maximum Daytime Temperature in November
4
4 °C (39°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
0
-0 °C (32°F) Minimum Night-time Temperature in March
6
6 °C (43°F) Minimum Night-time Temperature in April
12
12 °C (54°F) Minimum Night-time Temperature in May
17
17 °C (63°F) Minimum Night-time Temperature in June
21
21 °C (70°F) Minimum Night-time Temperature in July
22
22 °C (72°F) Minimum Night-time Temperature in August
16
16 °C (61°F) Minimum Night-time Temperature in September
9
9 °C (48°F) Minimum Night-time Temperature in October
2
2 °C (36°F) Minimum Night-time Temperature in November
J F M A M J J A S O N D
-8 °C (18°F) Minimum Night-time Temperature in January
-8
-5 °C (23°F) Minimum Night-time Temperature in February
-5
-5 °C (23°F) Minimum Night-time Temperature in December
-5
Hours of Sunshine
Hours of Daylight
6
6 Hours of Sunshine (56% of Daylight Hours) in January
6
6 Hours of Sunshine (58% of Daylight Hours) in February
7
7 Hours of Sunshine (60% of Daylight Hours) in March
8
8 Hours of Sunshine (57% of Daylight Hours) in April
8
8 Hours of Sunshine (57% of Daylight Hours) in May
7
7 Hours of Sunshine (50% of Daylight Hours) in June
6
6 Hours of Sunshine (38% of Daylight Hours) in July
6
6 Hours of Sunshine (45% of Daylight Hours) in August
7
7 Hours of Sunshine (54% of Daylight Hours) in September
7
7 Hours of Sunshine (60% of Daylight Hours) in October
5
5 Hours of Sunshine (52% of Daylight Hours) in November
5
5 Hours of Sunshine (53% of Daylight Hours) in December
J F M A M J J A S O N D
10
10 Hours of Daylight in January
11
11 Hours of Daylight in February
12
12 Hours of Daylight in March
13
13 Hours of Daylight in April
14
14 Hours of Daylight in May
15
15 Hours of Daylight in June
14
14 Hours of Daylight in July
14
14 Hours of Daylight in August
12
12 Hours of Daylight in September
11
11 Hours of Daylight in October
10
10 Hours of Daylight in November
10
10 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
7
7 Days with some Rain in January
6
6 Days with some Rain in February
6
6 Days with some Rain in March
8
8 Days with some Rain in April
8
8 Days with some Rain in May
10
10 Days with some Rain in June
16
16 Days with some Rain in July
14
14 Days with some Rain in August
9
9 Days with some Rain in September
6
6 Days with some Rain in October
9
9 Days with some Rain in November
7
7 Days with some Rain in December
J F M A M J J A S O N D
22
22 mm (0.9 inches) Monthly Rainfall in January
26
26 mm (1.0 inch) Monthly Rainfall in February
45
45 mm (1.8 inches) Monthly Rainfall in March
102
102 mm (4.0 inches) Monthly Rainfall in April
90
90 mm (3.5 inches) Monthly Rainfall in May
133
133 mm (5.2 inches) Monthly Rainfall in June
358
358 mm (14.1 inches) Monthly Rainfall in July
288
288 mm (11.3 inches) Monthly Rainfall in August
161
161 mm (6.3 inches) Monthly Rainfall in September
49
49 mm (1.9 inches) Monthly Rainfall in October
48
48 mm (1.9 inches) Monthly Rainfall in November
21
21 mm (0.8 inches) Monthly Rainfall in December
J F M A M J J A S O N D
Heat & Humidity / Chance of Frost
UV Index (Maximum)
28
28 Days with Frost in January
24
24 Days with Frost in February
19
19 Days with Frost in March
6
6 Days with Frost in April
-
No Heat & Humidity or Frost in May
L
Low Heat & Humidity in June
M
Moderate Heat & Humidity in July
H
High Heat & Humidity in August
L
Low Heat & Humidity in September
-
No Heat & Humidity or Frost in October
14
14 Days with Frost in November
26
26 Days with Frost in December
J F M A M J J A S O N D
2
UV 2 (Low) in January
3
UV 3 (Moderate) in February
5
UV 5 (Moderate) in March
7
UV 7 (High) in April
8
UV 8 (Very High) in May
9
UV 9 (Very High) in June
10
UV 10 (Very High) in July
9
UV 9 (Very High) in August
7
UV 7 (High) in September
4
UV 4 (Moderate) in October
3
UV 3 (Moderate) in November
2
UV 2 (Low) in December
J F M A M J J A S O N D
Sea Temperature (°C)
Seoul Climate Guide (Historical Weather Averages), Republic of Korea (South Korea)
Elev: 0 m   Long: 126°56'E   Lat: 37°32'N
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