Suwa
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Current – 10-day forecastForecast

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.

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).

Suwa Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Suwa - and find the best time to visit.

Best Places in Japan in September

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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

Suwa 3-Day Forecast

More climate data for Suwa

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

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