Sendai weather in September
Mild and comfortable, with regular rainfall. Average highs of 24°C and lows of 17°C, with around 15 rainy days expected throughout the month.
While September isn't our top-rated month for Sendai, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
24°C
Average low
17°C
Rainy days
15 days
Best months to visit
Year-round
What to do in Sendai in September
Whatever the weather, Sendai rewards curious visitors. Here are some of the best ways to spend your time:
Swim and sunbathe on pristine beaches
Kayak or boat around shoreline
Explore local seaside villages
Try water sports and diving
Dine on fresh seafood
Walk scenic coastal paths
What to pack for September
Light layers work well — T-shirts and shorts for the day, a light jacket for evenings. Comfortable walking shoes are a must. Bring a compact umbrella just in case.
Browse other months
January
5C
Cold, with some rainy days.
February
6C
Cold, with some rainy days.
March
11C
Cool, with some rainy days.
April
15C
Cool, with some rainy days.
May
21C
Mild and comfortable, with some rainy days.
June
23C
Mild and comfortable, with some rainy days.
July
27C
Warm and pleasant, with regular rainfall.
August
28C
Warm and pleasant, with regular rainfall.
September (you are here)
24C
Mild and comfortable, with regular rainfall.
October
19C
Mild and comfortable, with some rainy days.
November
13C
Cool, with occasional showers.
December
7C
Cold, with some rainy days.
Book your September trip to Sendai
Find hotels, tours and experiences for the perfect escape.
