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Climate & Weather Averages in Jeju-si, South Korea

Currently: 75 °F. Light rain. Overcast. (Weather station: Jeju, South Korea). See more current weather

Annual Weather Averages Near Jeju-si

Averages are for Jeju, which is 4 miles from Jeju-si.

Based on weather reports collected during 2012–2021.

Jan
48
39
2.9
Feb
50
39
2.99
Mar
57
45
3.67
Apr
65
52
3.94
May
72
60
3.67
Jun
77
67
5.84
Jul
85
75
6.62
Aug
87
78
10.63
Sep
79
70
11.15
Oct
71
61
4.95
Nov
62
51
3.05
Dec
51
42
2.48

All Year Climate & Weather Averages in Jeju-si

High Temp: 87 °F

Low Temp: 39 °F

Mean Temp: 62 °F

Precipitation: 5.16"

Humidity: 70%

Dew Point: 52 °F

Wind: 13 mph

Pressure: 30.02 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Jeju-si

High Temp: 48 °F

Low Temp: 39 °F

Mean Temp: 43 °F

Precipitation: 2.90"

Humidity: 65%

Dew Point: 32 °F

Wind: 16 mph

Pressure: 30.26 "Hg

Visibility: 11 mi

February Climate & Weather Averages in Jeju-si

High Temp: 50 °F

Low Temp: 39 °F

Mean Temp: 44 °F

Precipitation: 2.99"

Humidity: 64%

Dew Point: 33 °F

Wind: 15 mph

Pressure: 30.23 "Hg

Visibility: 11 mi

March Climate & Weather Averages in Jeju-si

High Temp: 57 °F

Low Temp: 45 °F

Mean Temp: 51 °F

Precipitation: 3.67"

Humidity: 64%

Dew Point: 39 °F

Wind: 13 mph

Pressure: 30.12 "Hg

Visibility: 10 mi

April Climate & Weather Averages in Jeju-si

High Temp: 65 °F

Low Temp: 52 °F

Mean Temp: 58 °F

Precipitation: 3.94"

Humidity: 65%

Dew Point: 46 °F

Wind: 13 mph

Pressure: 30.00 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Jeju-si

High Temp: 72 °F

Low Temp: 60 °F

Mean Temp: 66 °F

Precipitation: 3.67"

Humidity: 67%

Dew Point: 54 °F

Wind: 12 mph

Pressure: 29.88 "Hg

Visibility: 10 mi

June Climate & Weather Averages in Jeju-si

High Temp: 77 °F

Low Temp: 67 °F

Mean Temp: 72 °F

Precipitation: 5.84"

Humidity: 80%

Dew Point: 65 °F

Wind: 11 mph

Pressure: 29.76 "Hg

Visibility: 9 mi

July Climate & Weather Averages in Jeju-si

High Temp: 85 °F

Low Temp: 75 °F

Mean Temp: 80 °F

Precipitation: 6.62"

Humidity: 80%

Dew Point: 73 °F

Wind: 11 mph

Pressure: 29.75 "Hg

Visibility: 11 mi

August Climate & Weather Averages in Jeju-si

High Temp: 87 °F

Low Temp: 78 °F

Mean Temp: 82 °F

Precipitation: 10.63"

Humidity: 77%

Dew Point: 74 °F

Wind: 12 mph

Pressure: 29.75 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Jeju-si

High Temp: 79 °F

Low Temp: 70 °F

Mean Temp: 74 °F

Precipitation: 11.15"

Humidity: 77%

Dew Point: 66 °F

Wind: 12 mph

Pressure: 29.91 "Hg

Visibility: 12 mi

October Climate & Weather Averages in Jeju-si

High Temp: 71 °F

Low Temp: 61 °F

Mean Temp: 66 °F

Precipitation: 4.95"

Humidity: 68%

Dew Point: 55 °F

Wind: 13 mph

Pressure: 30.09 "Hg

Visibility: 13 mi

November Climate & Weather Averages in Jeju-si

High Temp: 62 °F

Low Temp: 51 °F

Mean Temp: 56 °F

Precipitation: 3.05"

Humidity: 66%

Dew Point: 45 °F

Wind: 13 mph

Pressure: 30.18 "Hg

Visibility: 12 mi

December Climate & Weather Averages in Jeju-si

High Temp: 51 °F

Low Temp: 42 °F

Mean Temp: 47 °F

Precipitation: 2.48"

Humidity: 65%

Dew Point: 35 °F

Wind: 16 mph

Pressure: 30.27 "Hg

Visibility: 12 mi

Quick Climate Info

Hottest MonthAugust (82 °F avg)
Coldest MonthJanuary (43 °F avg)
Wettest MonthSeptember (11.15" avg)
Windiest MonthDecember (16 mph avg)
Annual precip.61.90" (per year)

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