Sendai
December
Weather in Sendai for December 2025
Your guide to Sendai weather in December - trends and predictions
Sendai typically experiences moderate snowfall in December, with an average of 7 snowy days.
In general, the average temperature in Sendai at the beginning of December is 9.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 6.7 °C by the end of December.
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Snow Forecast ❄️
Temperatures
More
14
Dry days
10
Rainy days
7
Snow days
8°/1°
Temperatures
21 km/h
Avg max wind
70 %
Avg humidity
Sendai Weather December
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Temperatures trend during December in Sendai
See the weather trend as well as the moving average line
December weather in Sendai day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 11° /5° | 0.3 mm | 0 cm | |
| 2 Dec. |  Overcast | 10° /5° | 0 mm | 0 cm | |
| 3 Dec. | Patchy rain possible | 12° /6° | 0.4 mm | 0 cm | |
| 4 Dec. | Patchy rain possible | 11° /5° | 1.9 mm | 0 cm | |
| 5 Dec. |  Light rain | 8° /4° | 5.5 mm | 0 cm | |
| 6 Dec. | Light rain | 9° /3° | 9 mm | 0.4 cm | |
| 7 Dec. |  Moderate or heavy snow showers | 4° /1° | 3.9 mm | 2.6 cm | |
| 8 Dec. |  Light snow showers | 5° /1° | 3.4 mm | 0.8 cm | |
| 9 Dec. |  Sunny | 12° /4° | 0.2 mm | 0 cm | |
| 10 Dec. | Overcast | 10° /4° | 0.5 mm | 0 cm | |
| 11 Dec. |  Cloudy | 9° /4° | 0.4 mm | 0 cm | |
| 12 Dec. |  Moderate rain | 7° /3° | 6.6 mm | 0.1 cm | |
| 13 Dec. | Patchy rain possible | 7° /3° | 0.2 mm | 0 cm | |
| 14 Dec. | Cloudy | 7° /2° | 0.4 mm | 0.1 cm | |
| 15 Dec. | Moderate rain | 6° /2° | 11.4 mm | 0.2 cm | |
| 16 Dec. | Light drizzle | 8° /3° | 3.6 mm | 0.3 cm | |
| 17 Dec. | Moderate or heavy snow showers | 7° /0° | 1.8 mm | 0.6 cm | |
| 18 Dec. | Patchy moderate snow | 4° /0° | 0.6 mm | 0.3 cm | |
| 19 Dec. |  Light freezing rain | 4° /-1° | 0.2 mm | 0.1 cm | |
| 20 Dec. |  Moderate snow | 6° /0° | 0.4 mm | 0.2 cm | |
| 21 Dec. |  Heavy snow | 7° /1° | 1.2 mm | 0.8 cm | |
| 22 Dec. | Patchy moderate snow | 3° /-1° | 1.2 mm | 0.4 cm | |
| 23 Dec. | Patchy moderate snow | 3° /0° | 1.1 mm | 0.5 cm | |
| 24 Dec. | Patchy rain possible | 4° /0° | 0.8 mm | 0.4 cm | |
| 25 Dec. | Patchy rain possible | 7° /0° | 0.4 mm | 0.2 cm | |
| 26 Dec. | Light drizzle | 7° /1° | 3.3 mm | 0.1 cm | |
| 27 Dec. |  Partly cloudy | 4° /0° | 0.5 mm | 0 cm | |
| 28 Dec. | Sunny | 5° /0° | 0.4 mm | 0 cm | |
| 29 Dec. | Light drizzle | 6° /1° | 1.6 mm | 0.6 cm | |
| 30 Dec. | Partly cloudy | 8° /1° | 0.2 mm | 0 cm | |
| 31 Dec. | Overcast | 10° /3° | 3.6 mm | 0 cm | |
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Important Notice
Our weather forecast for Sendai 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 Sendai forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sendai weather in December vs November vs January
Compare December weather in Sendai with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| November | December | January | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 13°/7° | 8°/1° | 7°/0° |
| Rainfall | 71 mm | 106 mm | 138 mm |
| Snowfall | 0 cm | 14 cm | 24 cm |
| Wind | 17.4 km/h | 20.6 km/h | 20.9 km/h |
| Humidity | 68% | 70% | 67% |
| Rainy days | 12 days | 10 days | 6 days |
| Snow days | 2 days | 7 days | 5 days |
| Dry days | 16 days | 14 days | 20 days |
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Sendai in December - FAQ
What are the expected maximum and minimum temperatures in Sendai during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 1°.
How much rainfall should be expected in Sendai during December?
Significant rainfall exceeding 105.5 mm is expected in Sendai during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Sendai in December 2025?
Sendai experiences an average snowfall of 13.9 cm during December, occurring over 7 days.
What are the typical wind conditions in Sendai during December?
The average wind speed in Sendai during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Sendai in December?
As you prepare for your trip to Sendai in December, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Sendai, during December, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Thermal Wear: Base layers for cold destinations
- All-Weather Jacket: Waterproof and breathable
- Footwear
- Waterproof Shoes
- Insulated Boots: For snowy and extremely cold temperatures
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Sendai snow forecast December 2025
Track daily snowfall levels and discover Sendai’s snowy potential this December ❄️
December rainfall patterns in Sendai
Explore the daily rainfall trends and prepare for Sendais December weather 💧
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