Best year time to visit Irizawa

General weather information about Irizawa

Average annual temperature is 13.4 °C

Absolute maximum temperature: 33.7 °C

Absolute minimum temperature: -8.5 °C

Number of sunny days: 132 days

Number of rainy days: 217 days

Number of snow days: 16 days

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

Irizawa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.014.418.421.926.528.232.833.730.624.222.314.4
Average daytime temperature (°C)4.85.812.316.119.023.628.330.027.019.914.28.3
Average temperature (°C)1.01.47.111.214.820.324.727.423.714.99.63.9
Average night temperature (°C)-1.9-2.12.56.610.917.421.425.021.010.95.80.5
Absolute minimum temperature (°C)-7.6-8.5-3.80.93.911.817.322.013.75.4-1.1-4.0

Irizawa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.812.013.214.314.814.513.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)6.97.58.69.08.48.09.811.87.98.67.06.7
Precipitation (mm)2159866913720112773223628282
Sunny days101519161326106121112
Rainy days12912141828252124191916
Snow days940000000003

Irizawa - weather forecast by months

Irizawa weather in januaryIrizawa weather in februaryIrizawa weather in marchIrizawa weather in aprilIrizawa weather in mayIrizawa weather in juneIrizawa weather in julyIrizawa weather in augustIrizawa weather in septemberIrizawa weather in octoberIrizawa weather in novemberIrizawa weather in december

Best time to visit Irizawa:

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

  • August — 11.8(h)

The largest precipitation sum in Irizawa is at

  • May — 137(mm)
  • June — 201(mm)
  • September — 223(mm)

    • Weather forecast in the closest to Irizawa admin centers

    Weather forecast in the closest towns to Irizawa

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    Frequently asked questions

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