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Weather in Sendai for October 2026

Your guide to Sendai weather in October - trends and predictions

    Temperatures

  • So far, October 2026 in Sendai is slightly warmer than the historical average by 0.7 °C.

  • The forecast for the next days in Sendai predicts temperatures to be around 16 °C, close to the historical average.

  • In general, the average temperature in Sendai at the beginning of October is 21.8 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.1 °C by the end of October.

    • Rain 🌧️

  • The climate of Sendai in October is notably wet, with an average of 11 rainy days, and a total of 119.2 mm of precipitation.

    • More

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

  • ✨ Is October a good time to visit Sendai? – Ask the AI Weatherman

Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/13°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Sendai Weather October

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

Temperatures trend during October in Sendai

See the weather trend as well as the moving average line

October weather in Sendai day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Light rain
Light rain
 23° /16° 8.1 mm 5
2 Oct. Sunny
Sunny
 24° /17° 0.3 mm 5.9
3 Oct. Light rain
Light rain
 21° /15° 3.2 mm 4
4 Oct. Light rain
Light rain
 21° /15° 9.9 mm 4
5 Oct. Light rain
Light rain
 22° /17° 2.8 mm 4
6 Oct. Light rain
Light rain
 21° /17° 4.1 mm 4
7 Oct. Light drizzle
Light drizzle
 20° /17° 2 mm 4
8 Oct. Patchy light rain
Patchy light rain
 21° /14° 1.8 mm 4
9 Oct. Light rain
Light rain
 18° /13° 4.5 mm 4
10 Oct. Light rain shower
Light rain shower
 19° /13° 0.7 mm 4
11 Oct. Moderate rain
Moderate rain
 18° /13° 10.6 mm 4
12 Oct. Light rain
Light rain
 18° /14° 6.6 mm 4
13 Oct. Light rain
Light rain
 20° /15° 3.9 mm 4
14 Oct. Light rain
Light rain
 19° /15° 2.7 mm 3
15 Oct. Sunny
Sunny
 19° /13° 0 mm 4
16 Oct. Moderate rain
Moderate rain
 20° /15° 12.6 mm 4
17 Oct. Patchy rain possible
Patchy rain possible
 20° /14° 0 mm 4
18 Oct. Light drizzle
Light drizzle
 19° /14° 0.8 mm 4
19 Oct. Light drizzle
Light drizzle
 22° /14° 1.4 mm 3
20 Oct. Light rain
Light rain
 18° /13° 6.4 mm 3
21 Oct. Patchy rain possible
Patchy rain possible
 18° /12° 2.1 mm 3
22 Oct. Overcast
Overcast
 16° /11° 0 mm 3
23 Oct. Patchy rain possible
Patchy rain possible
 18° /11° 0.1 mm 3
24 Oct. Light rain
Light rain
 17° /12° 3 mm 3
25 Oct. Light rain
Light rain
 18° /13° 3.5 mm 3
26 Oct. Light rain
Light rain
 16° /13° 3.6 mm 3
27 Oct. Patchy rain possible
Patchy rain possible
 18° /13° 0.5 mm 3.9
28 Oct. Patchy rain possible
Patchy rain possible
 12° /6° 2.1 mm 2.7
29 Oct. Overcast
Overcast
 14° /3° 0 mm 3.6
30 Oct. Overcast
Overcast
 18° /9° 0 mm 2.6
31 Oct. Patchy rain possible
Patchy rain possible
 19° /9° 1.2 mm 3.1
Next
Important Notice
Our weather forecast for Sendai in October 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
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›

Sendai weather in October vs September vs November

Compare October 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.
SeptemberOctoberNovember
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures24°/19°19°/13°13°/7°
Rainfall198 mm119 mm68 mm
Snowfall0 cm0 cm0 cm
Wind14.8 km/h15.9 km/h18.5 km/h
Humidity80%73%67%
Rainy days16 days11 days9 days
Snow days0 days0 days0 days
Dry days14 days20 days21 days

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

Sendai in October - FAQ

What are the expected maximum and minimum temperatures in Sendai during October?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Sendai during October?
Significant rainfall exceeding 119.2 mm is expected in Sendai during October, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Sendai during October?
The average wind speed in Sendai during October is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Sendai

Explore the daily rainfall trends and prepare for Sendais October weather 💧
Typically, Sendai has 11 rainy days in October with a total of 119.2 mm of rainfall.

UV exposure in Sendai during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

What to pack to Sendai in October?

🌦️ Mild · highs around 19 °C, frequent showers

As you prepare for your trip to Sendai in October, 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 October, is comfortable and enjoyable, regardless of the weather conditions.

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🧥 Clothing

👟 Footwear

🎒 Accessories

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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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