Climate normals · 1970–2000
Incheon Climate
Incheon is a city in South Korea (12) with a population of about 3,015,482. Its average annual temperature is 11.8°C (53°F), with roughly 1250 mm of rain per year.
11.8°C
Avg Temp
1250
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
Incheon Climate
Incheon has an average annual temperature of 11.8°C (53°F) and receives about 1250 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
11.8°C
Avg Temp
1250
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -3° / 26° | 28 mm |
| February | 0° / 31° | 33 mm |
| March | 5° / 41° | 51 mm |
| April | 12° / 53° | 81 mm |
| May | 17° / 63° | 92 mm |
| June | 22° / 71° | 137 mm |
| July | 25° / 77° | 276 mm |
| August | 26° / 78° | 267 mm |
| September | 21° / 69° | 148 mm |
| October | 14° / 57° | 56 mm |
| November | 6° / 43° | 54 mm |
| December | -1° / 31° | 27 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Incheon
The most comfortable months to visit Incheon are typically June, September and May, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 29°C high). The coldest is January (near -7°C low). July is usually the wettest month.
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Other cities in South Korea
Frequently Asked Questions
The most comfortable months to visit Incheon are typically June, September and May, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Incheon, South Korea has an average annual temperature of 11.8°C and about 1250 mm of precipitation per year. The warmest month is August and the coldest is January.
In August, the hottest month, daily highs in Incheon average about 29°C (84°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.