Best year time to visit Jeju City

General weather information about Jeju City

Average annual temperature is 17.1 °C

Absolute maximum temperature: 30.9 °C

Absolute minimum temperature: -4.4 °C

Number of sunny days: 144

Number of rainy days: 216

Number of snow days: 5

Average annual precipitation: 1805 mm

Look at detailed online map of Jeju City

* Weather data for Jeju City South Korea is based on climate observations for 2023 year

Jeju City air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 18.3 15.1 20.8 23.1 28.5 28.1 30.1 30.9 28.8 24 24.9 19.9
Average daytime temperature (°C) 8.4 9.1 14.4 17.4 21.5 24.7 28.1 29 26.5 20.8 16 12
Average temperature (°C) 6.1 6.9 11.3 14.4 18.9 22.3 26.8 27.8 25.4 19.6 14 10.2
Average night temperature (°C) 3.6 4.9 8.6 11.6 16.3 20.1 25.7 26.6 24.2 18.4 11.7 8.4
Absolute minimum temperature (°C) -4.4 0.5 2.4 6 11.5 15.9 23.4 24.3 18.7 15.5 5.5 1

Jeju City monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.6 11.4 12.5 13.5 14.2 14.4 14.3 13.8 12.9 11.9 10.8 10.1
Daylight mean duration (h) 10.2 11 12 13 13.9 14.3 14.1 13.4 12.4 11.4 10.5 10
Daylight minimum duration (h) 10 10.6 11.5 12.5 13.5 14.2 13.8 12.9 11.9 10.9 10.1 9.9
Sunshine mean duration (h) 6.5 6.3 8.4 9.1 8 8.5 6.3 10.6 9 9.2 6.6 5.6
Precipitation (mm) 132 107 59 117 291 217 264 170 94 22 171 163
Sunny days 12 13 20 16 12 9 1 8 10 20 11 12
Rainy days 15 15 11 14 19 21 30 23 20 11 19 18
Snow days 4 1

Jeju City - weather forecast by months

January February March April May June July August September October November December

Best time to visit Jeju City:

The best time to visit Jeju City during the most sunny months:

  • August — 10.6(h)

The largest precipitation sum in Jeju City is at

  • May — 291(mm)
  • June — 217(mm)
  • July — 264(mm)

Weather forecast in the closest to Jeju City admin centers