Jeju-Do, South Korea Climate

Weather: 6.47°C/43.65°F, Wind SW at 1.03 km/h, 36% Humidity, 0% Chance of rain

South Korea
(Photo by Adnan Ami on Unsplash)

Jeju-do Climate Summary

Located at an elevation of 98.05 meters (321.69 feet) above sea level, Jeju-do has a Humid subtropical, no dry season climate (Classification: Cfa). The city’s yearly temperature is 15.87ºC (60.57ºF) and it is 2.27% higher than South Korea’s averages. Jeju-do typically receives about 172.36 millimeters (6.79 inches) of precipitation and has 142.27 rainy days (38.98% of the time) annually.

CountrySouth Korea
Longitude126.4983023
Latitude33.4890113
Attitude/Elevation98.05m (321.69ft)
Local timeWednesday 20:05
Annual high temperature17.24ºC (63.03ºF)
Annual low temperature13.35ºC (56.03ºF)
Average annual precip.172.36mm (6.79in)
Warmest monthAugust (28.64ºC / 83.55ºF)
Coldest MonthJanuary (3.64ºC / 38.55ºF)
Wettest MonthAugust (284.53mm / 11.2in)
Driest MonthJanuary (94.19mm / 3.71in)
Number of days with rainfall (≥ 1.0 mm)142.27 days (38.98%)
Days with no rain222.73 days (61.02%)
Humidity74.26%

Climate Jeju-do: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)18.0(64.4)17.0(62.6)20.0(68.0)21.0(69.8)25.0(77.0)27.0(80.6)32.0(89.6)32.0(89.6)29.0(84.2)27.0(80.6)23.0(73.4)19.0(66.2)32.0(89.6)
Average high °C (°F)6.87(44.37)7.91(46.24)11.12(52.02)15.02(59.04)19.28(66.7)22.52(72.54)26.65(79.97)28.64(83.55)24.71(76.48)20.04(68.07)15.06(59.11)9.02(48.24)17.24(63.03)
Daily mean °C (°F)5.58(42.04)6.54(43.77)9.63(49.33)13.55(56.39)17.82(64.08)21.31(70.36)25.4(77.72)27.26(81.07)23.35(74.03)18.6(65.48)13.65(56.57)7.73(45.91)15.87(60.57)
Average low °C (°F)3.64(38.55)4.23(39.61)6.83(44.29)10.65(51.17)14.85(58.73)18.75(65.75)22.86(73.15)24.5(76.1)20.9(69.62)16.21(61.18)11.21(52.18)5.6(42.08)13.35(56.03)
Record low °C (°F)-5.0(23.0)-3.0(26.6)0.0(0)0.0(0)9.0(48.2)13.0(55.4)11.0(51.8)16.0(60.8)10.0(50.0)8.0(46.4)3.0(37.4)-7.0(19.4)-7.0(19.4)
Average precipitation mm (inches)94.19(3.71)103.48(4.07)123.96(4.88)165.03(6.5)159.76(6.29)226.72(8.93)266.46(10.49)284.53(11.2)273.7(10.78)169.99(6.69)102.35(4.03)98.21(3.87)172.36(6.79)
Average precipitation days (≥ 1.0 mm)13.0911.559.648.829.012.3615.1815.4513.918.7311.1813.3611.86
Average relative humidity (%)71.470.0568.0470.8374.5782.9886.080.8976.4469.7769.6570.4974.26
Mean monthly sunshine hours6.428.519.8510.7912.5212.3412.4111.889.648.667.06.079.67

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Jeju-do in recent years.

Jeju-do

Jeju-do Temperature by Month

August
27.26°C | 81.07°F
July
25.4°C | 77.72°F
September
23.35°C | 74.03°F
June
21.31°C | 70.36°F
October
18.6°C | 65.48°F
May
17.82°C | 64.08°F
November
13.65°C | 56.57°F
April
13.55°C | 56.39°F
March
9.63°C | 49.33°F
December
7.73°C | 45.91°F
February
6.54°C | 43.77°F
January
5.58°C | 42.04°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature27.0°C (80.6°F)19.97°C (67.95°F)15.0°C (59.0°F)
Avg Temperature25.0°C (77.0°F)18.52°C (65.34°F)14.0°C (57.2°F)
Min Temperature21.0°C (69.8°F)16.32°C (61.38°F)12.0°C (53.6°F)
Dew PointMaxAverageMin
Dew Point22.0°C (71.6°F)13.1°C (55.58°F)5.0°C (41.0°F)
PrecipitationMaxAverageMinSum
Precipitation51.9mm | 2.04in3.97mm | 0.16in0.0mm | 0in123.2mm | 4.85in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind46.0kmh | 28.58mph19.06kmh | 11.84mph7.0kmh | 4.35mph
Gust Wind63.0kmh | 39.15mph23.26kmh | 14.45mph8.0kmh | 4.97mph
Sea Level PressureMaxAverageMin
Sea Level Pressure51.9mb3.97mb0.0mb
Jeju-do

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-10-0123 | 73.421 | 69.88916 | 9.9430.0 | 101626.1 | 1.03
2019-10-0225 | 77.022 | 71.68746 | 28.5829.71 | 100651.9 | 2.04
2019-10-0322 | 71.620 | 68.09032 | 19.8829.74 | 10071.4 | 0.06
2019-10-0422 | 71.619 | 66.2829 | 5.5929.91 | 10130.2 | 0.01
2019-10-0520 | 68.017 | 62.68416 | 9.9430.0 | 10160.4 | 0.02
2019-10-0620 | 68.016 | 60.88425 | 15.5330.12 | 10203.6 | 0.14
2019-10-0721 | 69.818 | 64.48322 | 13.6730.06 | 10180.5 | 0.02
2019-10-0819 | 66.213 | 55.47521 | 13.0530.09 | 10190.4 | 0.02
2019-10-0917 | 62.65 | 41.04912 | 7.4630.09 | 10190.0 | 0.0
2019-10-1019 | 66.26 | 42.8477 | 4.3529.97 | 10150.0 | 0.0
2019-10-1120 | 68.010 | 50.05511 | 6.8429.91 | 10130.0 | 0.0
2019-10-1220 | 68.015 | 59.07325 | 15.5329.91 | 10130.2 | 0.01
2019-10-1318 | 64.413 | 55.47429 | 18.0230.12 | 10200.0 | 0.0
2019-10-1418 | 64.413 | 55.47520 | 12.4330.24 | 10240.7 | 0.03
2019-10-1516 | 60.812 | 53.67925 | 15.5330.27 | 10253.5 | 0.14
2019-10-1617 | 62.611 | 51.86919 | 11.8130.27 | 10250.6 | 0.02
2019-10-1718 | 64.412 | 53.67315 | 9.3230.18 | 10220.2 | 0.01
2019-10-1818 | 64.416 | 60.89021 | 13.0530.09 | 101910.2 | 0.4
2019-10-1919 | 66.214 | 57.27813 | 8.0830.12 | 10202.7 | 0.11
2019-10-2018 | 64.413 | 55.47812 | 7.4630.12 | 10200.6 | 0.02
2019-10-2118 | 64.413 | 55.47418 | 11.1830.03 | 10170.1 | 0.0
2019-10-2218 | 64.414 | 57.27719 | 11.8130.0 | 10160.7 | 0.03
2019-10-2319 | 66.215 | 59.08222 | 13.6730.0 | 10164.1 | 0.16
2019-10-2418 | 64.415 | 59.08129 | 18.0230.0 | 101613.9 | 0.55
2019-10-2519 | 66.213 | 55.47311 | 6.8430.03 | 10170.0 | 0.0
2019-10-2615 | 59.011 | 51.87723 | 14.2930.09 | 10190.3 | 0.01
2019-10-2714 | 57.27 | 44.66418 | 11.1830.09 | 10190.0 | 0.0
2019-10-2815 | 59.07 | 44.66111 | 6.8430.06 | 10180.0 | 0.0
2019-10-2917 | 62.610 | 50.06920 | 12.4330.03 | 10170.6 | 0.02
2019-10-3015 | 59.08 | 46.46514 | 8.730.15 | 10210.3 | 0.01
2019-10-3116 | 60.87 | 44.65910 | 6.2130.18 | 10220.0 | 0.0

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