Climate in Isesaki (Gunma), Japan

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Average monthly minimum and maximum temperature in Isesaki, Japan

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly hours of sunshine in Isesaki, Japan

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* Data from: Kōchi, Japan (56 KM, 35 Miles).

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Average monthly rainfall, snow, precipitation in Isesaki, Japan

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average monthly rainy days in Isesaki, Japan

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Average humidity

The mean monthly relative humidity over the year

Average monthly relative humidity in Isesaki, Japan

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* Data from: Kōchi, Japan (56 KM, 35 Miles).

Weather Forecasts for Isesaki

Fri   Mar 29
23°C | 9°C
SE 11 km/h
6.6 mm
partly cloudy and rain

partly cloudy and rain

Sat   Mar 30
24°C | 9°C
NW 14 km/h
almost clear and no rain

almost clear and no rain

Sun   Mar 31
22°C | 9°C
NE 14 km/h
2.1 mm
partly cloudy and thunder

partly cloudy and thunder

The best time of year to visit Isesaki in Japan

During the months of May, June and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • When is summer in Isesaki?
    The hottest season / summer takes place in June, July, August and September.
  • Which months have the greatest rainfall in Isesaki?
    Most rainfall (rainy season) is seen in June, July, August, September and October.
  • Which is the warmest month in Isesaki?
    August has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Isesaki?
    The coldest month is January with an average maximum temperature of 8°C.
  • Which is the wettest month in Isesaki?
    September tops the wettest month list with 224 mm of rainfall.
  • Which is the driest month in Isesaki?
    December is the driest month with 53 mm of precipitation.
  • Which is the sunniest month in Isesaki?
    August is the sunniest month with an average of 207 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.