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Home > World Climate Guides > Asia / Far East > Republic of Korea (South Korea) > Jeju
Jeju Climate Guide
Republic of Korea (South Korea)
Metric | Imperial    Bars | Symbols
Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
8
8 °C (46°F) Maximum Daytime Temperature in January
9
9 °C (48°F) Maximum Daytime Temperature in February
12
12 °C (54°F) Maximum Daytime Temperature in March
17
17 °C (63°F) Maximum Daytime Temperature in April
21
21 °C (70°F) Maximum Daytime Temperature in May
24
24 °C (75°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
21
21 °C (70°F) Maximum Daytime Temperature in October
16
16 °C (61°F) Maximum Daytime Temperature in November
11
11 °C (52°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
1
1 °C (34°F) Minimum Night-time Temperature in January
2
2 °C (36°F) Minimum Night-time Temperature in February
4
4 °C (39°F) Minimum Night-time Temperature in March
9
9 °C (48°F) Minimum Night-time Temperature in April
13
13 °C (55°F) Minimum Night-time Temperature in May
17
17 °C (63°F) Minimum Night-time Temperature in June
22
22 °C (72°F) Minimum Night-time Temperature in July
23
23 °C (73°F) Minimum Night-time Temperature in August
19
19 °C (66°F) Minimum Night-time Temperature in September
13
13 °C (55°F) Minimum Night-time Temperature in October
8
8 °C (46°F) Minimum Night-time Temperature in November
3
3 °C (37°F) Minimum Night-time Temperature in December
J F M A M J J A S O N D
Hours of Sunshine
Hours of Daylight
4
4 Hours of Sunshine (38% of Daylight Hours) in January
5
5 Hours of Sunshine (44% of Daylight Hours) in February
6
6 Hours of Sunshine (51% of Daylight Hours) in March
7
7 Hours of Sunshine (52% of Daylight Hours) in April
7
7 Hours of Sunshine (52% of Daylight Hours) in May
6
6 Hours of Sunshine (43% of Daylight Hours) in June
6
6 Hours of Sunshine (44% of Daylight Hours) in July
7
7 Hours of Sunshine (56% of Daylight Hours) in August
6
6 Hours of Sunshine (51% of Daylight Hours) in September
6
6 Hours of Sunshine (57% of Daylight Hours) in October
5
5 Hours of Sunshine (50% of Daylight Hours) in November
4
4 Hours of Sunshine (41% 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
14
14 Hours of Daylight in June
14
14 Hours of Daylight in July
13
13 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)
11
11 Days with some Rain in January
11
11 Days with some Rain in February
12
12 Days with some Rain in March
12
12 Days with some Rain in April
12
12 Days with some Rain in May
14
14 Days with some Rain in June
16
16 Days with some Rain in July
14
14 Days with some Rain in August
12
12 Days with some Rain in September
10
10 Days with some Rain in October
10
10 Days with some Rain in November
10
10 Days with some Rain in December
J F M A M J J A S O N D
62
62 mm (2.4 inches) Monthly Rainfall in January
78
78 mm (3.1 inches) Monthly Rainfall in February
92
92 mm (3.6 inches) Monthly Rainfall in March
134
134 mm (5.3 inches) Monthly Rainfall in April
140
140 mm (5.5 inches) Monthly Rainfall in May
235
235 mm (9.3 inches) Monthly Rainfall in June
267
267 mm (10.5 inches) Monthly Rainfall in July
253
253 mm (10.0 inches) Monthly Rainfall in August
188
188 mm (7.4 inches) Monthly Rainfall in September
83
83 mm (3.3 inches) Monthly Rainfall in October
78
78 mm (3.1 inches) Monthly Rainfall in November
47
47 mm (1.9 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)
16
16 Days with Frost in January
13
13 Days with Frost in February
9
9 Days with Frost in March
-
No Heat & Humidity or Frost in April
-
No Heat & Humidity or Frost in May
-
No Heat & Humidity or Frost in June
H
High Heat & Humidity in July
H
High Heat & Humidity in August
L
Low Heat & Humidity in September
-
No Heat & Humidity or Frost in October
3
3 Days with Frost in November
11
11 Days with Frost in December
J F M A M J J A S O N D
3
UV 3 (Moderate) in January
4
UV 4 (Moderate) in February
6
UV 6 (High) in March
8
UV 8 (Very High) in April
9
UV 9 (Very High) in May
10
UV 10 (Very High) in June
11
UV 11 (Extreme) in July
10
UV 10 (Very High) in August
8
UV 8 (Very High) in September
6
UV 6 (High) in October
4
UV 4 (Moderate) in November
3
UV 3 (Moderate) in December
J F M A M J J A S O N D
Sea Temperature (°C)
14
14 °C (57°F) Sea Temperature in January
13
13 °C (55°F) Sea Temperature in February
13
13 °C (55°F) Sea Temperature in March
14
14 °C (57°F) Sea Temperature in April
16
16 °C (61°F) Sea Temperature in May
20
20 °C (68°F) Sea Temperature in June
24
24 °C (75°F) Sea Temperature in July
27
27 °C (81°F) Sea Temperature in August
25
25 °C (77°F) Sea Temperature in September
22
22 °C (72°F) Sea Temperature in October
19
19 °C (66°F) Sea Temperature in November
16
16 °C (61°F) Sea Temperature in December
J F M A M J J A S O N D
Jeju Climate Guide (Historical Weather Averages), Republic of Korea (South Korea)
Elev: 0 m   Long: 126°31'E   Lat: 33°30'N
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