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Aomori Climate by Month

The temperature in Aomori can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and very cold during the cooler months. It also has a notably wet climate with much precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

Visitors to Aomori can expect significant temperature changes throughout the year. Average daytime temperatures range from a comfortable 27°C in August, the warmest time of the year, to a very cold 1°C during cooler months like January. At night, temperatures typically average around -5°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Aomori is known for its substantial rain/snowfall, with annual precipitation reaching 1354 mm. While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 174 mm of precipitation, spread over 18 rainy days.

In contrast, January experiences a drier climate, with about 82 mm of snow/rainfall spread across 30 snowy/rainy days.

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

Sunshine over the year

While the amount of sunshine in Aomori varies throughout the year, all seasons offer their own charm. Enjoy up to 6.6 hours of daily sun in May, and experience slightly darker atmosphere in December, with about 4.2 hours of daily sunlight.

Monthly hours of sunshine

Data from: Hachinohe, Japan (72 KM, 44 Miles).

Daily hours of sunshine

Data from: Hachinohe, Japan (72 KM, 44 Miles).

The best time of year to visit Aomori in Japan

During the months of June, July and September 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:
  • Which months have the greatest rainfall in Aomori?
    Most rainfall (rainy season) is seen in July, August and September.
  • Which is the warmest month in Aomori?
    August has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Aomori?
    The coldest month is January with an average maximum temperature of 1°C.
  • Which is the wettest month in Aomori?
    August tops the wettest month list with 174 mm of rainfall.
  • Which is the driest month in Aomori?
    January is the driest month with 82 mm of precipitation.
  • Which is the sunniest month in Aomori?
    May is the sunniest month with an average of 197 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.

    Forecast for Aomori

    Fri   Dec 13
    3°C | -2°C
    W 22 km/h
    14 mm
    broken clouds and snow

    broken clouds and snow

    Sat   Dec 14
    1°C | -2°C
    W 18 km/h
    7.3 mm
    partly cloudy and snow

    partly cloudy and snow

    Sun   Dec 15
    3°C | -1°C
    W 18 km/h
    19 mm
    broken clouds and snow

    broken clouds and snow