Best year time to visit Iitoyo

General weather information about Iitoyo

Average annual temperature is 13.5 °C

Absolute maximum temperature: 34.9 °C

Absolute minimum temperature: -7.5 °C

Number of sunny days: 123 days

Number of rainy days: 227 days

Number of snow days: 15 days

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

Iitoyo air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.814.419.923.829.629.734.034.932.825.522.717.5
Average daytime temperature (°C)5.66.713.917.620.824.730.031.927.619.514.49.5
Average temperature (°C)1.02.07.711.615.120.025.026.823.414.39.24.7
Average night temperature (°C)-2.7-1.62.66.59.716.120.623.020.210.05.31.1
Absolute minimum temperature (°C)-7.5-5.8-5.4-1.62.310.116.420.511.74.70.1-4.2

Iitoyo 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)9.910.812.013.214.214.714.413.612.411.210.29.7
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)6.17.78.18.88.67.89.911.17.78.76.66.2
Precipitation (mm)37511058114225080822278412660
Sunny days812121717774413139
Rainy days151219131423242726181719
Snow days840000000003

Iitoyo - weather forecast by months

Iitoyo weather in januaryIitoyo weather in februaryIitoyo weather in marchIitoyo weather in aprilIitoyo weather in mayIitoyo weather in juneIitoyo weather in julyIitoyo weather in augustIitoyo weather in septemberIitoyo weather in octoberIitoyo weather in novemberIitoyo weather in december

Best time to visit Iitoyo:

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

  • August — 11.1(h)

The largest precipitation sum in Iitoyo is at

  • May — 142(mm)
  • June — 250(mm)
  • September — 227(mm)

    • Weather forecast in the closest to Iitoyo admin centers

    Weather forecast in the closest towns to Iitoyo

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    MapTrains schedule
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    Frequently asked questions

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