Weather · Incheon, South Korea
Incheon Weather in May
May in Incheon averages 20°C by day and 12°C at night, with about 132mm of rain. That makes it one of the best months to visit.
Avg high
20°C
68°F
Avg low
12°C
54°F
Rainfall
132mm
#5 wettest of 12
What to pack
Layers, plus a jacket for mornings and nights. Bring a compact umbrella for the odd shower.
Timing a trip around the weather? A Local Friend in Incheon builds it around the season for you.