Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
Weather Guide
Gangneung, South Korea Average Monthly Weather
Weather score42Mixed annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 17°C, sunshine averages 6.4h per day, and rainfall totals about 1371mm. Sea temperatures average 16°C across the year.
Annual weather
Annual averages
Temp
17°C
Rain
1371mm
Annual total
Sun
6.4h
Sea
16°C
Weather score
42
Mixed avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 263mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.9h per day, enough for a balanced month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Gangneung, South Korea with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August28°C average high
August is one of Gangneung's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
August263mm average rain
August is one of Gangneung's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to June and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August5.9 hours average sun
August is below Gangneung's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsApril to May
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August25°C average sea
August is one of Gangneung's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 22°C in this stretch, so swimming comfort is at its strongest.
Weather score
August58 weather score
August is one of Gangneung's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsMay to September
These months have the strongest weather score in the monthly averages.
Hotels near Gangneung, South Korea
Marriott
Courtyard Seoul PangyoSeongnam-si Gyeonggi-do, South Korea
GRAVITY JOSUN Seoul Pangyo, Autograph CollectionSeongnam-si, South Korea
Aloft Seoul GangnamSeoul, South Korea
The Westin Seoul ParnasSeoul, South Korea
Josun Palace, a Luxury Collection Hotel, Seoul GangnamSeoul, South Korea
AC Hotel Seoul GangnamSeoul, South Korea