Minamiaizu Weather in September

September in Minamiaizu brings high temperatures, with daytime highs of 23°C (73°F) and nights around 15°C (59°F). It's part of the rainy season, with 250 mm (9.8 in) of rainfall on average, so an umbrella or poncho is a good idea.

Rainfall in Minamiaizu in September

As part of the rainy season, Minamiaizu sees around 21 days of rain in September, with an average of 250 mm (9.8 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.

Temperature in Minamiaizu in September

Minamiaizu in September gets highs of 23°C (73°F) during the day and drops to 15°C (59°F) at night. During September, the summer season is in full swing. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. 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 Minamiaizu in September

The city usually sees around 98 hours of sunlight, indicating fewer sunny days.

Should you favor a climate that's both dry and comfortably warm, May typically offers the most agreeable 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 Minamiaizu's climate page.

Minamiaizu Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 71%  

Precipitation 250 mm (9.8 in)  

Rainy days 21 days  

Humidity 86% *  

Sunshine 98 hours *  

Percentage Sunshine *  

* Data from: Nikko, Japan (40 KM, 25 Miles).

What to Wear in Minamiaizu 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! With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in Minamiaizu in September

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

Swimming

4/10

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 Minamiaizu's climate page.

More climate data for Minamiaizu

Temperature Rainfall Sunshine Humidity

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