Shinano Weather in September

Shinano in September sees high daytime temperatures of 24°C (75°F) and nighttime lows of 16°C (61°F). As part of the rainy season, showers are frequent and often heavy. Budget around 232 mm (9.1 in) of rainfall for the month.

Rainfall in Shinano in September

Shinano is in the rainy season in September, with rain on around 20 days and an average of 232 mm (9.1 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Shinano in September

September in Shinano brings typical temperatures with highs around 24°C (75°F) and lows of 16°C (61°F). September is a notable month of the summer season. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Shinano in September

The month brings about 142 hours of sunlight, offering a comfortable mix of sun and rainy moments.

For Shinano itself, May generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Shinano Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 66%  

Precipitation 232 mm (9.1 in)  

Rainy days 20 days  

Humidity 74% *  

Sunshine 142 hours *  

Percentage Sunshine *  

* Data from: Nagano, Japan (18 KM, 11 Miles).

What to Wear in Shinano 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! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Shinano 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 Shinano's climate page.

More climate data for Shinano

Temperature Rainfall Sunshine Humidity

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