Incheon
December
Weather in Incheon for December 2025
Your guide to Incheon weather in December - trends and predictions
Incheon typically experiences moderate snowfall in December, with an average of 8 snowy days.
In general, the average temperature in Incheon at the beginning of December is 6.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 2.7 °C by the end of December.
Snow Forecast ❄️
Temperatures
16
Dry days
7
Rainy days
8
Snow days
3°/-1°
Temperatures
19 km/h
Avg max wind
63 %
Avg humidity
Incheon in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  6° | 2  9° | 3 4° | 4  5° | 5  8° | 6  8° | 7 7° |
| 8  9° | 9 9° | 10 9° | 11  8° | 12 6° | 13 6° | 14 5° |
| 15  6° | 16  4° | 17  -1° | 18 -1° | 19  1° | 20  1° | 21 -1° |
| 22 -2° | 23 -1° | 24 -1° | 25 3° | 26 3° | 27 2° | 28 1° |
| 29 3° | 30 3° | 31 4° |
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Temperatures trend during December in Incheon
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Sunny | 6° /2° | 1.7 mm | 0 cm | |
| 2 Dec. | Moderate snow | 9° /0° | 0.8 mm | 0.1 cm | |
| 3 Dec. | Sunny | 4° /0° | 0.1 mm | 0 cm | |
| 4 Dec. | Cloudy | 5° /0° | 0 mm | 0 cm | |
| 5 Dec. | Overcast | 8° /3° | 0 mm | 0 cm | |
| 6 Dec. | Light rain shower | 8° /2° | 1 mm | 0 cm | |
| 7 Dec. | Patchy rain possible | 7° /1° | 0 mm | 0 cm | |
| 8 Dec. | Partly cloudy | 9° /3° | 0 mm | 0 cm | |
| 9 Dec. | Patchy rain possible | 9° /5° | 0 mm | 0 cm | |
| 10 Dec. | Overcast | 9° /4° | 0 mm | 0 cm | |
| 11 Dec. | Light rain | 8° /6° | 4.6 mm | 0 cm | |
| 12 Dec. | Patchy rain possible | 6° /2° | 0 mm | 0 cm | |
| 13 Dec. | Overcast | 6° /2° | 0.1 mm | 0 cm | |
| 14 Dec. | Light rain | 5° /3° | 5.2 mm | 0 cm | |
| 15 Dec. | Moderate rain | 6° /2° | 8.7 mm | 0.1 cm | |
| 16 Dec. | Moderate or heavy snow showers | 4° /-3° | 1.4 mm | 0.2 cm | |
| 17 Dec. | Light snow | -1° /-4° | 0.2 mm | 0.2 cm | |
| 18 Dec. | Overcast | -1° /-5° | 0 mm | 0 cm | |
| 19 Dec. | Heavy snow | 1° /-2° | 0.8 mm | 0.6 cm | |
| 20 Dec. | Light freezing rain | 1° /-3° | 0.5 mm | 0.1 cm | |
| 21 Dec. | Light snow | -1° /-5° | 1.3 mm | 0.1 cm | |
| 22 Dec. | Overcast | -2° /-7° | 0.1 mm | 0 cm | |
| 23 Dec. | Overcast | -1° /-7° | 0.1 mm | 0.1 cm | |
| 24 Dec. | Sunny | -1° /-5° | 0.1 mm | 0 cm | |
| 25 Dec. | Sunny | 3° /-3° | 1.1 mm | 0.9 cm | |
| 26 Dec. | Overcast | 3° /-4° | 0.1 mm | 0 cm | |
| 27 Dec. | Sunny | 2° /-3° | 0 mm | 0 cm | |
| 28 Dec. | Overcast | 1° /-2° | 0 mm | 0 cm | |
| 29 Dec. | Cloudy | 3° /-2° | 0 mm | 0 cm | |
| 30 Dec. | Partly cloudy | 3° /0° | 1.3 mm | 0 cm | |
| 31 Dec. | Cloudy | 4° /-2° | 0.7 mm | 0 cm | |
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Important Notice
Our weather forecast for Incheon in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Incheon forecast closer to your planned date for the most up-to-date weather information.
Incheon in December - FAQ
What are the expected maximum and minimum temperatures in Incheon during December?
Brace for cold days with temperatures not exceeding 3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Incheon during December?
Moderate rainfall is anticipated in Incheon during December, with a total of 50.6 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
Will it snow in Incheon in December 2025?
Incheon experiences an average snowfall of 4.17 cm during December, occurring over 8 days.
What are the typical wind conditions in Incheon during December?
The average wind speed in Incheon during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Incheon snow forecast December 2025
Track daily snowfall levels and discover Incheon’s snowy potential this December ❄️
December rainfall patterns in Incheon
Explore the daily rainfall trends and prepare for Incheons December weather 💧
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