Weather in Kosugaya in September

General weather information about Kosugaya

Average annual temperature is 16.6 °C

Absolute maximum temperature: 35.7 °C

Absolute minimum temperature: -4.9 °C

Number of sunny days: 176 days

Number of rainy days: 188 days

Number of snow days: 1 day

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* Weather data for Kosugaya Japan is based on climate observations for 2026 year

Kosugaya air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.818.123.523.428.230.435.734.333.129.825.422.4
Average daytime temperature (°C)9.311.116.119.521.725.831.231.929.622.518.413.6
Average temperature (°C)4.66.511.915.517.822.227.128.025.917.713.58.1
Average night temperature (°C)0.42.77.811.814.219.323.725.023.013.49.43.5
Absolute minimum temperature (°C)-4.9-1.12.54.78.415.121.023.417.38.52.7-3.1

Kosugaya monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)6.87.07.58.68.57.310.511.19.08.67.47.7
Precipitation (mm)2250146132175301492221881356239
Sunny days1516161313101999161822
Rainy days16111517182012222115129
Snow days010000000000

Kosugaya - weather forecast by months

Kosugaya weather in januaryKosugaya weather in februaryKosugaya weather in marchKosugaya weather in aprilKosugaya weather in mayKosugaya weather in juneKosugaya weather in julyKosugaya weather in augustKosugaya weather in septemberKosugaya weather in octoberKosugaya weather in novemberKosugaya weather in december

Best time to visit Kosugaya:

The best time to visit Kosugaya during the most sunny months:

  • July — 10.5(h)
  • August — 11.1(h)

The largest precipitation sum in Kosugaya is at

  • May — 175(mm)
  • June — 301(mm)
  • August — 222(mm)
  • September — 188(mm)

    • Weather forecast in the closest to Kosugaya admin centers

    Weather forecast in the closest towns to Kosugaya

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    Frequently asked questions

    When is the best time to visit Kosugaya?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Kosugaya.
    What is the weather like in Kosugaya?
    See average temperature, rainfall and daylight hours for Kosugaya by month in the table above.
    How many sunny days does Kosugaya have?
    The monthly weather statistics above show sunshine and rainfall patterns for Kosugaya throughout the year.