Suwa Weather in September

With daytime temperatures of 24°C (75°F) and nighttime lows of 15°C (59°F), September in Suwa brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 174 mm (6.9 in) falls on average.

Rainfall in Suwa in September

Historically, approximately 19 days this month are expected to have rain, averaging 174 mm (6.9 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Suwa in September

Daytime temperatures in Suwa reach 24°C (75°F) in September, dropping to 15°C (59°F) at night. September marks the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Suwa in September

The area enjoys a balanced 142 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If your ideal day consists of dry skies and pleasant temperatures, May, August and September typically offer the best circumstances for Suwa.

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Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Suwa's climate page.

Suwa Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 63%  

Precipitation 174 mm (6.9 in)  

Rainy days 19 days  

Humidity 72% *  

Sunshine 142 hours *  

Percentage Sunshine *  

* Data from: Kofu, Japan (59 KM, 37 Miles).

What to Wear in Suwa in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Suwa in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Suwa's climate page.

More climate data for Suwa

Temperature Rainfall Sunshine Humidity

See the full Suwa climate overview or explore weather in Japan.