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 9.7 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 6.9 °C by the end of December.
Snow Forecast ❄️
Temperatures
18
Dry days
5
Rainy days
8
Snow days
7°/1°
Temperatures
18 km/h
Avg max wind
78 %
Avg humidity
Incheon in December average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  9° | 2  11° | 3  8° | 4 8° | 5 11° | 6  12° | 7  9° |
| 8 12° | 9 13° | 10 14° | 11  12° | 12 10° | 13  10° | 14  9° |
| 15 11° | 16  7° | 17 3° | 18  2° | 19 4° | 20 3° | 21 2° |
| 22 2° | 23  4° | 24 4° | 25 6° | 26 7° | 27 7° | 28 6° |
| 29 7° | 30 8° | 31 7° |
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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. | Heavy snow | 9° /1° | 1.5 mm | 1 cm | |
| 2 Dec. | Overcast | 11° /2° | 0 mm | 0 cm | |
| 3 Dec. | Cloudy | 8° /1° | 0 mm | 0 cm | |
| 4 Dec. | Overcast | 8° /0° | 0 mm | 0 cm | |
| 5 Dec. | Overcast | 11° /2° | 0 mm | 0 cm | |
| 6 Dec. | Light rain shower | 12° /4° | 0.5 mm | 0 cm | |
| 7 Dec. | Sunny | 9° /2° | 3 mm | 1.1 cm | |
| 8 Dec. | Sunny | 12° /3° | 0.1 mm | 0.1 cm | |
| 9 Dec. | Patchy rain possible | 13° /5° | 0.1 mm | 0 cm | |
| 10 Dec. | Patchy rain possible | 14° /7° | 0.1 mm | 0 cm | |
| 11 Dec. | Moderate rain | 12° /8° | 4.8 mm | 0 cm | |
| 12 Dec. | Patchy rain possible | 10° /4° | 0.4 mm | 0 cm | |
| 13 Dec. | Partly cloudy | 10° /3° | 0.8 mm | 0 cm | |
| 14 Dec. | Light rain | 9° /4° | 5.4 mm | 0 cm | |
| 15 Dec. | Light rain shower | 11° /5° | 7.2 mm | 0 cm | |
| 16 Dec. | Moderate or heavy snow showers | 7° /0° | 2.6 mm | 0.4 cm | |
| 17 Dec. | Moderate or heavy snow showers | 3° /-2° | 1.6 mm | 1 cm | |
| 18 Dec. | Light snow | 2° /-3° | 0.6 mm | 0.5 cm | |
| 19 Dec. | Overcast | 4° /-3° | 0 mm | 0 cm | |
| 20 Dec. | Moderate or heavy snow showers | 3° /-2° | 2 mm | 1.2 cm | |
| 21 Dec. | Moderate or heavy snow showers | 2° /-1° | 5.7 mm | 3.8 cm | |
| 22 Dec. | Moderate or heavy snow showers | 2° /-5° | 2.3 mm | 1.5 cm | |
| 23 Dec. | Freezing fog | 4° /-8° | 0 mm | 0 cm | |
| 24 Dec. | Moderate or heavy snow showers | 4° /-3° | 0.6 mm | 0.4 cm | |
| 25 Dec. | Patchy rain possible | 6° /-1° | 0.1 mm | 0 cm | |
| 26 Dec. | Patchy rain possible | 7° /0° | 0 mm | 0 cm | |
| 27 Dec. | Cloudy | 7° /-1° | 0.2 mm | 0 cm | |
| 28 Dec. | Cloudy | 6° /0° | 0.9 mm | 0.3 cm | |
| 29 Dec. | Sunny | 7° /0° | 0.1 mm | 0 cm | |
| 30 Dec. | Light rain | 8° /0° | 1.3 mm | 0 cm | |
| 31 Dec. | Patchy rain possible | 7° /2° | 0.8 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?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 1°.
How much rainfall should be expected in Incheon during December?
Moderate rainfall is anticipated in Incheon during December, with a total of 72.8 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
Will it snow in Incheon in December 2025?
Incheon experiences an average snowfall of 19.1 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 18 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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