Climate averages 1991–2020

Chuncheon weather
in May.

A warm, wet month: the 5th warmest and the 8th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 22.0°C Daytime mean, May
Average low 11.2°C Night-time mean, May
Rainfall 100 mm 9 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Chuncheon · average highYear overview

May is a warm month in Chuncheon: daytime highs average 22.0°C and nights cool to about 11.2°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 100 mm of rain on roughly 9 days, which makes May a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 12 min on an average May day.

The nearest other city in this atlas is Hongch’ŏn (24 km away). In May its highs average 21.7°C, about as warm as Chuncheon, with 97 mm of rain.

Among the 79 cities listed in South Korea, Chuncheon ranks joint 45th of 79 for the warmest May highs and joint 47th of 79 for the driest May (rainfall, lowest first). The mean May high of those 79 cities is 21.9°C; Chuncheon is 0.1°C warmer than that mean.

From May to June, average highs rise by 4.2°C to 26.1°C, and monthly rainfall rises from 100 mm to 122 mm.

The annual picture

May in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. -10-505101520253035 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly precipitation

Average total · mm
Average monthly precipitation totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 3500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Chuncheon climate table

1991–2020
Monthly climate averages for Chuncheon, 1991–2020
MonthAverage highHigh / lowAverage lowPrecipitation mm/monthWet days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 1.0°C-7.6°C-7.6°C213.99.910 h
February 4.4°C-5.0°C-5.0°C284.610.811 h
March 10.0°C-0.1°C-0.1°C447.111.912 h
April 16.6°C5.4°C5.4°C788.013.213 h
May, selected 22.0°C11.2°C11.2°C1008.714.214 h
June 26.1°C16.6°C16.6°C1229.814.715 h
July 27.8°C20.7°C20.7°C31217.214.515 h
August 28.2°C21.3°C21.3°C25615.913.614 h
September 24.1°C16.1°C16.1°C1298.112.512 h
October 18.2°C9.2°C9.2°C535.411.211 h
November 10.1°C2.2°C2.2°C476.810.210 h
December 3.0°C-4.5°C-4.5°C265.09.610 h

Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

May in nearby cities

Distance from Chuncheon

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Chuncheon) is explained once on the Chuncheon year overview and on the Sources, method and limits page.