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Precipitation in September
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September Rainfall Precipitation in Nagano

Nagano is a region in Japan. In September precipitation ranges from heavy in Tateshina with 162 mm of rainfall to heavy in Otari with 306 mm of rainfall. September is a summer month in Nagano.

Where and how much does it rain in Nagano in September?

Find the average total precipitation in September for the most popular destinations in Nagano on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much rainfall does Nagano receive in September?
    • In September, Nagano experiences its rainy season. Sun lovers might want to consider a different time for their trip. Hakuba often receives substantial rainfall, averaging approximately 306 mm. The frequent showers make the weather unpredictable, with conditions shifting rapidly.

  • What is the wettest city in September in Nagano?
    • Our data indicates that Otari holds the record for the most average rainfall with 306 mm.

  • What is the driest city in September in Nagano?
    • Our figures indicate that Tateshina receives the least rainfall, averaging just 162 mm.

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