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Jeju — weather in May, water temperature

20°C Daytime temperatures 16.2°C Night temperatures 15 Sunny days 13.5-14.2 Sun (hours) 5 Rainy days 127.5 mm Precipitation 16.6°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 25°C — 28 May 2022.
The maximum night temperature 21.5°C — 17 May 2018.
The minimum daily temperature 11°C — 1 May 2021.
The minimum night temperature 11°C — 1 May 2022.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 19.6 °C — 31 May 2014. The coldest water 14.3 °C — 1 May 2017.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 264.8 mm — August. Minimum precipitation 66.4 mm — December.
Wind speed, km / h
Maximum wind speed 23.5 km / h — January. Minimum wind speed 15.6 km / h — June.
Number of hours of sunshine
The maximum number of hours of sunshine per day 8.9 h. — May. The minimum number of hours of sunshine per day 4.3 h. — December.
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