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Weather in Sendai for January 2026

Your guide to Sendai weather in January - trends and predictions

    Snow Forecast ❄️

  • With an average of 5 snowy days, Sendai usually enjoys a light touch of snow in January.
    According to Sendai snow forecast for January 2026, 3 snowy days are expected until the end of the month. The closest date with snow is Thursday, 29 January.

    • Temperatures

  • Until now, January 2026 in Sendai is slightly cooler than the historical average by -1.4 °C.

  • The forecast for the upcoming days in Sendai predicts a temperature of 3.9 °C, which is slightly above the historical average.

  • In general, the average temperature in Sendai at the beginning of January is 5.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 3.9 °C by the end of January.

    • More

  • Is January 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
20
Dry days
Average rainy days
6
Rainy days
Average snowy days
5
Snow days
Average temperatures
7°/0°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Sendai Weather January

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

Temperatures trend during January in Sendai

See the weather trend as well as the moving average line

January weather in Sendai day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
1 Jan. Patchy sleet possible
Patchy sleet possible
 5° /0° 0.9 mm 0.3 cm
2 Jan. Sunny
Sunny
 5° /0° 0 mm 0 cm
3 Jan. Light drizzle
Light drizzle
 5° /1° 2.3 mm 0 cm
4 Jan. Moderate or heavy snow showers
Moderate or heavy snow showers
 5° /1° 3.4 mm 0.2 cm
5 Jan. Sunny
Sunny
 6° /0° 1.2 mm 0.8 cm
6 Jan. Light drizzle
Light drizzle
 6° /2° 2.7 mm 0.2 cm
7 Jan. Heavy snow
Heavy snow
 6° /1° 1.5 mm 0.7 cm
8 Jan. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-1° 1 mm 0.4 cm
9 Jan. Patchy rain possible
Patchy rain possible
 6° /-1° 1.8 mm 0.9 cm
10 Jan. Patchy rain possible
Patchy rain possible
 6° /-1° 0.9 mm 0.5 cm
11 Jan. Partly cloudy
Partly cloudy
 5° /-1° 1.8 mm 0.5 cm
12 Jan. Patchy moderate snow
Patchy moderate snow
 6° /-1° 1.3 mm 0.1 cm
13 Jan. Patchy rain possible
Patchy rain possible
 7° /0° 1.1 mm 0.2 cm
14 Jan. Partly cloudy
Partly cloudy
 5° /0° 5.1 mm 0.3 cm
15 Jan. Patchy moderate snow
Patchy moderate snow
 6° /-1° 3.6 mm 1 cm
16 Jan. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /0° 1.3 mm 0.6 cm
17 Jan. Partly cloudy
Partly cloudy
 6° /0° 0.9 mm 0.5 cm
18 Jan. Patchy rain possible
Patchy rain possible
 6° /1° 1.1 mm 0.7 cm
19 Jan. Sunny
Sunny
 6° /0° 0 mm 0 cm
20 Jan. Patchy rain possible
Patchy rain possible
 7° /-1° 1 mm 0 cm
21 Jan. Moderate rain
Moderate rain
 5° /1° 15.6 mm 0 cm
22 Jan. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /0° 1.4 mm 0.8 cm
23 Jan. Patchy rain possible
Patchy rain possible
 6° /0° 0.3 mm 0.1 cm
24 Jan. Patchy moderate snow
Patchy moderate snow
 4° /0° 1 mm 0.6 cm
25 Jan. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-1° 1.7 mm 1 cm
26 Jan. Light snow showers
Light snow showers
 4° /-1° 0.6 mm 0.2 cm
27 Jan. Patchy light snow
Patchy light snow
 6° /0° 0.3 mm 0.1 cm
28 Jan. Partly cloudy
Partly cloudy
 7° /1° 0.1 mm 0 cm
29 Jan. Patchy moderate snow
Patchy moderate snow
 2° /-2° 1 mm 0.5 cm
30 Jan. Patchy light snow
Patchy light snow
 2° /-2° 1.1 mm 0.5 cm
31 Jan. Patchy moderate snow
Patchy moderate snow
 3° /-3° 0.9 mm 0.4 cm
Next
Important Notice
Our weather forecast for Sendai in January 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 January vs December vs February

Compare January 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.
DecemberJanuaryFebruary
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures8°/1°7°/0°8°/-1°
Rainfall106 mm138 mm105 mm
Snowfall14 cm24 cm37 cm
Wind20.6 km/h20.9 km/h23.9 km/h
Humidity70%67%63%
Rainy days10 days6 days3 days
Snow days7 days5 days9 days
Dry days14 days20 days17 days

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

Sendai in January - FAQ

What are the expected maximum and minimum temperatures in Sendai during January?

Prepare for cooler days with highs just around 7° and colder nights, dipping below 0°.

How much rainfall should be expected in Sendai during January?

Significant rainfall exceeding 138.1 mm is expected in Sendai during January, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Sendai in January 2026?

Sendai experiences an average snowfall of 23.8 cm during January, occurring over 5 days.

What are the typical wind conditions in Sendai during January?

The average wind speed in Sendai during January is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Sendai in January?

As you prepare for your trip to Sendai in January, 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 January, 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 January 2026

Track daily snowfall levels and discover Sendai’s snowy potential this January ❄️
On average, Sendai sees 5 snowy days during January, with approximately 23.8 cm of total snowfall.

January rainfall patterns in Sendai

Explore the daily rainfall trends and prepare for Sendais January weather 💧
Typically, Sendai has 6 rainy days in January with a total of 138.1 mm of rainfall.

Quick links

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Location coordinates Where is Sendai?

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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