South Korea
Incheon sees feels-like daytime highs peak around 35.4°C in August and nighttime lows bottom out near -7.6°C in January. July is the wettest month (~274 mm), while January is the driest (~13 mm). For sunshine, October leads with about 69% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are May, September, and October — expect around 15.2–24.2°C with roughly 23% chance of rain on a given day in May.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | -7.6° / -1.1° | 6% | 13 mm | 66% | 17.2 kph |
| February | -4.8° / 2° | 8% | 21 mm | 63% | 16.9 kph |
| March | 1° / 8.8° | 14% | 38 mm | 57% | 16.1 kph |
| April | 7.8° / 16.2° | 21% | 61 mm | 54% | 15.2 kph |
| May☀ | 15.2° / 24.2° | 23% | 86 mm | 55% | 13.7 kph |
| June | 21.8° / 30.3° | 30% | 133 mm | 52% | 12 kph |
| July | 27° / 34.1° | 50% | 274 mm | 48% | 13 kph |
| August | 27.2° / 35.4° | 47% | 245 mm | 52% | 13 kph |
| September☀ | 19.8° / 29.3° | 28% | 139 mm | 60% | 13.1 kph |
| October☀ | 10.8° / 20.3° | 18% | 59 mm | 69% | 14.5 kph |
| November | 2.3° / 10.3° | 16% | 37 mm | 67% | 16.3 kph |
| December | -4.6° / 2.2° | 9% | 19 mm | 67% | 17.2 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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