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Weather in Sendai for December 2025

Your guide to Sendai weather in December - trends and predictions

    Snow Forecast ❄️

  • Sendai typically experiences moderate snowfall in December, with an average of 7 snowy days.
    According to Sendai snow forecast for December 2025, 1 snowy day is expected until the end of the month at Monday, 29 December.

    • Temperatures

  • Until now, December 2025 in Sendai has been nearly identical to the historical average, with a temperature of 8.6 °C (showing only a slight deviation of -0.3 °C).

  • The forecast for the next days in Sendai predicts temperatures to be around 9 °C, close to the historical average.

  • In general, the average temperature in Sendai at the beginning of December is 9.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 8.4 °C by the end of December.

    • More

  • Is December a good time to visit Sendai? check out the best time to travel to Sendai page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
14
Dry days
Average rainy days
10
Rainy days
Average snowy days
7
Snow days
Average temperatures
8°/1°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Sendai Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
14°
2
Overcast
10°
3
Patchy rain possible
11°
4
Patchy rain possible
8°
5
Light rain
7°
6
Light rain
9°
7
Moderate or heavy snow showers
8°
8
Light snow showers
9°
9
Sunny
10°
10
Overcast
9°
11
Cloudy
10°
12
Moderate rain
6°
13
Patchy rain possible
7°
14
Cloudy
7°
15
Moderate rain
6°
16
Patchy rain possible
8°
17
Patchy rain possible
7°
18
Sunny
6°
19
Sunny
10°
20
Sunny
13°
21
Patchy rain possible
11°
22
Moderate rain
17°
23
Patchy rain possible
10°
24
Patchy rain possible
7°
25
Partly cloudy
9°
26
Sunny
6°
27
Patchy rain possible
7°
28
Moderate rain
14°
29
Patchy rain possible
5°
30
Partly cloudy
8°
31
Overcast
10°

Temperatures trend during December in Sendai

See the weather trend as well as the moving average line

December weather in Sendai day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Patchy rain possible
Patchy rain possible
 14° /6° 0.2 mm 0 cm
2 Dec. Overcast
Overcast
 10° /6° 0 mm 0 cm
3 Dec. Patchy rain possible
Patchy rain possible
 11° /5° 0.7 mm 0 cm
4 Dec. Patchy rain possible
Patchy rain possible
 8° /2° 2.1 mm 0.4 cm
5 Dec. Light rain
Light rain
 7° /2° 4.2 mm 0.8 cm
6 Dec. Light rain
Light rain
 9° /2° 4.5 mm 0.2 cm
7 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 8° /1° 1.9 mm 1.3 cm
8 Dec. Light snow showers
Light snow showers
 9° /2° 2.4 mm 0.4 cm
9 Dec. Sunny
Sunny
 10° /3° 0.4 mm 0 cm
10 Dec. Overcast
Overcast
 9° /3° 0.6 mm 0 cm
11 Dec. Cloudy
Cloudy
 10° /3° 0.4 mm 0 cm
12 Dec. Moderate rain
Moderate rain
 6° /2° 5.2 mm 0.5 cm
13 Dec. Patchy rain possible
Patchy rain possible
 7° /2° 0.2 mm 0 cm
14 Dec. Cloudy
Cloudy
 7° /1° 6.3 mm 0.1 cm
15 Dec. Moderate rain
Moderate rain
 6° /2° 11.4 mm 0.2 cm
16 Dec. Patchy rain possible
Patchy rain possible
 8° /1° 1.7 mm 0 cm
17 Dec. Patchy rain possible
Patchy rain possible
 7° /2° 0.2 mm 0 cm
18 Dec. Sunny
Sunny
 6° /2° 0 mm 0 cm
19 Dec. Sunny
Sunny
 10° /1° 0 mm 0 cm
20 Dec. Sunny
Sunny
 13° /3° 0 mm 0 cm
21 Dec. Patchy rain possible
Patchy rain possible
 11° /7° 0.1 mm 0 cm
22 Dec. Moderate rain
Moderate rain
 17° /10° 12.2 mm 0 cm
23 Dec. Patchy rain possible
Patchy rain possible
 10° /4° 2.2 mm 0 cm
24 Dec. Patchy rain possible
Patchy rain possible
 7° /3° 0.1 mm 0 cm
25 Dec. Partly cloudy
Partly cloudy
 9° /2° 0 mm 0 cm
26 Dec. Sunny
Sunny
 6° /1° 0 mm 0 cm
27 Dec. Patchy rain possible
Patchy rain possible
 7° /3° 1.2 mm 0 cm
28 Dec. Moderate rain
Moderate rain
 14° /6° 9.6 mm 0 cm
29 Dec. Patchy rain possible
Patchy rain possible
 5° /3° 0.3 mm 0 cm
30 Dec. Partly cloudy
Partly cloudy
 8° /1° 0.2 mm 0 cm
31 Dec. Overcast
Overcast
 10° /3° 3.6 mm 0 cm
Next
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.
NovemberDecemberJanuary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures13°/7°8°/1°7°/0°
Rainfall71 mm106 mm138 mm
Snowfall0 cm14 cm24 cm
Wind17.4 km/h20.6 km/h20.9 km/h
Humidity68%70%67%
Rainy days12 days10 days6 days
Snow days2 days7 days5 days
Dry days16 days14 days20 days

Planning a trip to Sendai? Discover the best time to visit

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 ❄️
On average, Sendai sees 7 snowy days during December, with approximately 13.9 cm of total snowfall.

December rainfall patterns in Sendai

Explore the daily rainfall trends and prepare for Sendais December weather 💧
Typically, Sendai has 10 rainy days in December with a total of 105.5 mm of rainfall.

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Get accurate weather forecasts for Sendai, located at latitude 38.267 and longitude 140.867. Stay updated with localized weather information tailored for Sendai.

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