Agano Weather in September

Agano in September sees high temperatures, with highs around 27°C (81°F) and overnight lows of 18°C (64°F). With the rainy season in full effect, expect around 182 mm (7.2 in) of rainfall and regular showers throughout the month.

Rainfall in Agano in September

Agano is in the rainy season in September, with rain on around 19 days and an average of 182 mm (7.2 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Agano in September

September in Agano brings high temperatures, with highs of 27°C (81°F) and nights around 18°C (64°F). September marks the summer season. This kind of day-to-night contrast is typical for this time of year. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Agano in September

The city usually sees around 155 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May and October typically offer the best weather for Agano.

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

Agano Temperature in September

Min Temperature 18°C (64°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 65%  

Precipitation 182 mm (7.2 in)  

Rainy days 19 days  

Humidity 72% *  

Sunshine 155 hours *  

Percentage Sunshine *  

* Data from: Niigata, Japan (20 KM, 12 Miles).

What to Wear in Agano in September

Warm but pleasant conditions in Agano in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Agano in September

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

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

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 Agano's climate page.

More climate data for Agano

Temperature Rainfall Sunshine Humidity

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