Best year time to visit Itoigawa

General weather information about Itoigawa

Average annual temperature is 15.2 °C

Absolute maximum temperature: 37.1 °C

Absolute minimum temperature: -5.0 °C

Number of sunny days: 109 days

Number of rainy days: 235 days

Number of snow days: 21 days

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

Itoigawa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.612.321.821.827.029.432.937.133.026.125.519.2
Average daytime temperature (°C)5.55.812.116.420.424.729.632.928.720.615.810.4
Average temperature (°C)2.93.37.612.216.521.626.529.725.716.812.46.9
Average night temperature (°C)1.01.34.28.613.018.723.326.623.113.89.33.6
Absolute minimum temperature (°C)-5.0-1.7-1.83.16.013.818.824.517.39.72.4-1.9

Itoigawa 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)9.910.812.013.114.114.714.413.512.411.210.29.7
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.64.97.88.08.77.99.811.48.28.45.94.8
Precipitation (mm)58237717516122423913714211253316397
Sunny days2515121441311610116
Rainy days181416181726182024211924
Snow days1190000000001

Itoigawa - weather forecast by months

Itoigawa weather in januaryItoigawa weather in februaryItoigawa weather in marchItoigawa weather in aprilItoigawa weather in mayItoigawa weather in juneItoigawa weather in julyItoigawa weather in augustItoigawa weather in septemberItoigawa weather in octoberItoigawa weather in novemberItoigawa weather in december

Best time to visit Itoigawa:

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

  • July — 9.8(h)
  • August — 11.4(h)

The largest precipitation sum in Itoigawa is at

  • January — 582(mm)
  • February — 377(mm)
  • December — 397(mm)

    • Weather forecast in the closest to Itoigawa admin centers

    Weather forecast in the closest towns to Itoigawa

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    Frequently asked questions

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