Best year time to visit Iwamoto

General weather information about Iwamoto

Average annual temperature is 17.3 °C

Absolute maximum temperature: 36.4 °C

Absolute minimum temperature: -3.7 °C

Number of sunny days: 146 days

Number of rainy days: 214 days

Number of snow days: 5 days

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

Iwamoto air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.917.223.024.928.030.233.636.433.427.726.621.8
Average daytime temperature (°C)9.812.216.820.223.526.530.632.630.023.117.912.6
Average temperature (°C)6.18.012.315.719.523.227.228.426.018.513.88.9
Average night temperature (°C)2.84.38.312.016.120.324.525.222.914.710.45.5
Absolute minimum temperature (°C)-3.7-0.20.46.610.015.722.523.219.610.54.4-1.2

Iwamoto monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.211.012.013.013.914.314.113.312.411.410.510.0
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.66.87.78.08.66.98.710.69.49.18.06.1
Precipitation (mm)7479131204230401246210136455089
Sunny days16141616156426181914
Rainy days131415141624272924131114
Snow days200000000003

Iwamoto - weather forecast by months

Iwamoto weather in januaryIwamoto weather in februaryIwamoto weather in marchIwamoto weather in aprilIwamoto weather in mayIwamoto weather in juneIwamoto weather in julyIwamoto weather in augustIwamoto weather in septemberIwamoto weather in octoberIwamoto weather in novemberIwamoto weather in december

Best time to visit Iwamoto:

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

  • August — 10.6(h)

The largest precipitation sum in Iwamoto is at

  • April — 204(mm)
  • May — 230(mm)
  • June — 401(mm)
  • July — 246(mm)
  • August — 210(mm)

    • Weather forecast in the closest to Iwamoto admin centers

    Weather forecast in the closest towns to Iwamoto

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    Frequently asked questions

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