Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
July verdict
Mixed for holiday weather
Average highs sit around 29°C, giving warm days by monthly-average standards. Sunshine averages 5.5h per day, enough for a balanced month. Rainfall averages 358mm, so showers are a real planning factor.

Monthly averages
Temp
29°C
Rain
358mm
Sun
5.5h
Sea
20°C
Weather score
47
Mixed
Warm
Average highs sit around 29°C, giving warm days by monthly-average standards.
Wet
Rainfall averages 358mm, so showers are a real planning factor.
Some sun
Sunshine averages 5.5h per day, enough for a balanced month.
Cool sea
Sea temperatures average 20°C, so the water can feel cool.
Map
Compare Seoul, South Korea with nearby places by weather score, rain, sun, temperature, and swim conditions.
July29°C average high
July is one of Seoul's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
July358mm average rain
July is one of Seoul'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.
July5.5 hours average sun
July is below Seoul's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsApril to June
This stretch has the strongest sunshine in the monthly averages.
July20°C average sea
July sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to October
Sea temperatures are usually near 20°C in this stretch, so swimming comfort is at its strongest.
July47 weather score
July sits close to Seoul's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune and September
These months have the strongest weather score in the monthly averages.
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