Incheon, Incheon Climate
South Korea
Pop. 3,039,450 Elev. 43 m / 141 ft
TZ: Asia/Seoul (UTC+9) ·
Incheon has warm summers with average highs of 86°F (30°C) in August, and frigid winters averaging 22°F (-6°C) in February. Humidity pushes the summer feels-like temperature to 104°F (40°C), while wind chill can drive winter lows to 14°F (-10°C). Rain falls on about 54 days per year (50.4 in / 1280 mm total), with snow on 1 days and 15 in (382 mm) of annual accumulation. The city averages 137 sunny days per year and around 28 thunderstorm days. Ocean water temperatures reach 83°F (28°C) in summer.
| Temperature | 30°C (86°F) high | -6°C (22°F) low |
| Feels like | 40°C (104°F) high | -10°C (14°F) low |
| Rain | 54 days | 1280 mm (50.4 in) /yr |
| Snow | 1 days | 382 mm (15.0 in) /yr |
| Sky | 137 sunny | 28 stormy |
| Wind | 1.5 m/s (3.4 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, May, Jun
Sky & Air by Month
Cloud cover (%)
42
Jan 27
Feb 49
Mar 46
Apr 59
May 66
Jun 64
Jul 65
Aug 71
Sep 72
Oct 36
Nov 41
Dec Humidity (%)
66
Jan 60
Feb 65
Mar 71
Apr 77
May 80
Jun 82
Jul 84
Aug 81
Sep 79
Oct 68
Nov 67
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 13 km Gimpo International Airport (GMP)
Ski resort 18 km 안산썰매장
National park 34 km 북한산국립공원
Mountain peak
(1,528 m) 161 km 추애산
Hospital 0 km 21세기병원 (Incheon Hospital 21)
Hiking trail 10 km 인천둘레길 2코스
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 3°C 38°F | -5°C 23°F | 5 mm 0.2 in | 143 mm5.6 in | 14 |
| February | 3°C 37°F | -6°C 22°F | 1 mm 0.0 in | 41 mm1.6 in | 18 |
| March | 11°C 52°F | 2°C 36°F | 36 mm 1.4 in | 141 mm5.5 in | 16 |
| April | 16°C 61°F | 8°C 47°F | 96 mm 3.8 in | 29 mm1.1 in | 15 |
| May | 20°C 68°F | 13°C 55°F | 72 mm 2.9 in | — | 10 |
| June | 26°C 78°F | 20°C 68°F | 136 mm 5.4 in | — | 4 |
| July | 30°C 86°F | 25°C 77°F | 240 mm 9.5 in | — | 10 |
| August | 30°C 86°F | 25°C 77°F | 221 mm 8.7 in | — | 6 |
| September | 27°C 80°F | 21°C 69°F | 263 mm 10.3 in | — | 1 |
| October | 20°C 68°F | 14°C 57°F | 151 mm 5.9 in | — | 8 |
| November | 13°C 56°F | 4°C 40°F | 16 mm 0.6 in | — | 17 |
| December | 5°C 41°F | -3°C 26°F | 42 mm 1.7 in | 28 mm1.1 in | 18 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 0 |
| February | 18 | 0 |
| March | 16 | 0 |
| April | 15 | 2 |
| May | 10 | 2 |
| June | 4 | 5 |
| July | 10 | 6 |
| August | 6 | 6 |
| September | 1 | 5 |
| October | 8 | 2 |
| November | 17 | 0 |
| December | 18 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 6°C 42°F | 0°C 32°F |
| February | 3°C 37°F | 0°C 32°F |
| March | 7°C 45°F | 2°C 36°F |
| April | 12°C 54°F | 10°C 50°F |
| May | 17°C 62°F | 16°C 60°F |
| June | 22°C 71°F | 22°C 71°F |
| July | 27°C 80°F | 28°C 82°F |
| August | 28°C 83°F | 28°C 83°F |
| September | 28°C 82°F | 24°C 76°F |
| October | 23°C 73°F | 18°C 64°F |
| November | 17°C 62°F | 9°C 48°F |
| December | 11°C 52°F | 2°C 36°F |