Best year time to visit Iwane

General weather information about Iwane

Average annual temperature is 12.4 °C

Absolute maximum temperature: 33.7 °C

Absolute minimum temperature: -9.6 °C

Number of sunny days: 115 days

Number of rainy days: 230 days

Number of snow days: 20 days

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

Iwane air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.412.118.923.828.027.533.533.732.623.822.415.0
Average daytime temperature (°C)3.65.012.415.919.523.428.630.926.618.112.97.7
Average temperature (°C)-0.20.96.510.414.119.224.025.922.413.28.33.5
Average night temperature (°C)-3.3-2.21.65.78.915.720.222.119.39.24.80.3
Absolute minimum temperature (°C)-9.6-6.6-5.4-1.60.210.415.620.410.75.0-2.1-5.1

Iwane monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.012.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.714.513.612.411.210.29.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)6.47.47.98.78.87.49.811.17.78.76.76.1
Precipitation (mm)4962114841432501261021928114655
Sunny days10141117133535111112
Rainy days91019131827262825201916
Snow days1241000000003

Iwane - weather forecast by months

Iwane weather in januaryIwane weather in februaryIwane weather in marchIwane weather in aprilIwane weather in mayIwane weather in juneIwane weather in julyIwane weather in augustIwane weather in septemberIwane weather in octoberIwane weather in novemberIwane weather in december

Best time to visit Iwane:

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

  • August — 11.1(h)

The largest precipitation sum in Iwane is at

  • June — 250(mm)
  • September — 192(mm)

    • Weather forecast in the closest to Iwane admin centers

    Weather forecast in the closest towns to Iwane

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    Frequently asked questions

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