South Korea weather in August - temperature, rain and is it a good time to visit?

August is one of the best months for a holiday in South Korea.
Daytime
30°
Night
24°
☀️ Day length
13 h 33 min
Chance of rain
40%
Thunder days
11%
Humid days
100%
WEATHER THROUGH THE YEARSouth Korea - August vs the year-4°-2°12°18°23°14°26°19°29°23°30°24°25°19°21°14°13°-2°CHANCE OF RAIN (%)132222342833504045302919JanFebMarAprMayJunJulAugSepOctNovDecWARMESTAug (30°)COLDESTJan (4°)DRIESTJan (13%)WETTESTJul (50%)world-prices.com · 2026-07-08 · ★ best months
In August, South Korea averages about 30° during the day and 24° at night. There's a moderate chance of rain (about 40%).

South Korea weather all year - average temperatures and rain

MonthDayNightChance of rain
January 4℃-4℃13%
February 7℃-2℃22%
March 12℃3℃22%
April ★ 18℃8℃34%
May ★ 23℃14℃28%
June ★ 26℃19℃33%
July ★ 29℃23℃50%
August 30℃24℃40%
September ★ 25℃19℃45%
October ★ 21℃14℃30%
November ★ 13℃5℃29%
December 6℃-2℃19%
★ - months most often recommended for travel

Where is it warmest in South Korea in August? Weather by city

PlaceDayNight🌊 SeaChance of rain
Daegu 31℃23℃-49%
Busan 31℃24℃28℃42%
Changwon 31℃24℃29℃42%
Seoul 30℃24℃30℃33%
Anyang 30℃24℃30℃33%
Incheon 29℃23℃30℃38%
Ulsan 29℃24℃27℃47%
Gangneung 27℃22℃27℃36%
Travelling soon? Check the live 14-day weather forecast for South Korea.

South Korea weather - other months

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember