What is the weather like in Incheon vs Jeju in August?

In August, Incheon averages 30°C high / 24°C low with about 231 mm of rain; Jeju averages 31°C high / 26°C low with about 139 mm.

Incheon vs Jeju in August

Jeju is the better pick in August — 82 vs 56 on SeasonMap's comfort score. Jeju is sweltering, rainy, muggy air, while Incheon is sweltering, soaked, muggy air.

Incheon vs Jeju — August climate, side by side

	🇰🇷 Incheon	🇰🇷 Jeju
Comfort score	56/100 (D)	82/100 (A)
Feels-like high	34°C	37°C
Avg high / low	30° / 24°	31° / 26°
Rainfall	231 mm	139 mm
Rainy days	14	13
Humidity	84%	83%
Air quality (AQI)	93	84

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Incheon 🇰🇷 South Koreasweltering, soaked, muggy air · best May56
Jeju 🇰🇷 South Koreasweltering, rainy, muggy air · best August82

Incheon vs Jeju in August — FAQ

Is August better in Incheon or Jeju?: Jeju is the better pick in August — 82 vs 56 on SeasonMap's comfort score. Jeju is sweltering, rainy, muggy air, while Incheon is sweltering, soaked, muggy air.
What is the weather like in Incheon vs Jeju in August?: In August, Incheon averages 30°C high / 24°C low with about 231 mm of rain; Jeju averages 31°C high / 26°C low with about 139 mm.