Climate averages 1991–2020

Sinhyeon weather
in June.

A warm, very wet month: the 4th warmest and the 10th driest of the year.

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

Average high 22.1°C Daytime mean, June
Average low 18.8°C Night-time mean, June
Rainfall 180 mm 9 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Sinhyeon · average highYear overview

June is a warm month in Sinhyeon: daytime highs average 22.1°C and nights cool to about 18.8°C. By daytime temperature it is the 4th warmest of the 12 months.

Expect about 180 mm of rain on roughly 9 days, which makes June a very wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 27 min on an average June day.

The nearest other city in this atlas is Geoje (10 km away). In June its highs average 21.2°C, 0.8°C cooler than Sinhyeon, with 180 mm of rain.

Among the 79 cities listed in South Korea, Sinhyeon ranks 78th of 79 for the warmest June highs and joint 71st of 79 for the driest June (rainfall, lowest first). The mean June high of those 79 cities is 25.7°C; Sinhyeon is 3.6°C cooler than that mean.

From June to July, average highs rise by 3.5°C to 25.6°C, and monthly rainfall rises from 180 mm to 252 mm.

The annual picture

June 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. -5051015202530 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 3000

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

Every month, side by side

Sinhyeon climate table

1991–2020
Monthly climate averages for Sinhyeon, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 6.7°C1.9°C1.9°C364.410.110 h
February 8.3°C3.0°C3.0°C515.110.911 h
March 11.5°C6.4°C6.4°C957.611.912 h
April 15.4°C10.8°C10.8°C1328.413.013 h
May 19.0°C15.0°C15.0°C1397.814.014 h
June, selected 22.1°C18.8°C18.8°C1809.314.514 h
July 25.6°C22.9°C22.9°C25212.814.314 h
August 27.3°C24.5°C24.5°C20412.013.513 h
September 24.4°C21.0°C21.0°C1729.412.412 h
October 20.0°C15.8°C15.8°C764.811.311 h
November 14.4°C9.6°C9.6°C555.410.410 h
December 8.8°C3.9°C3.9°C343.99.910 h

Rainfall is the average of the 30 separate monthly totals. A rain 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

June in nearby cities

Distance from Sinhyeon

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 Sinhyeon) is explained once on the Sinhyeon year overview and on the Sources, method and limits page.