ClimateForecastDecemberJanuary >>

Chiba Climate by Month

Chiba experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. It also has a relatively rainy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Chiba is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a very warm 31°C in August to a chilly 10°C in January. Nighttime temperatures can drop, with averages reaching 3°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Chiba has a notably wet climate with abundant precipitation, recording 1644 mm of rainfall per year. The seasons in Chiba, bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 223 mm of precipitation. This rainfall is distributed across 17 rainy days.

In contrast, the driest month, December, experiences much less rainfall, totaling 74 mm over 10 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.

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

Sunshine over the year

Chiba enjoys sunny spells year-round. January sees up to 6.4 hours of daily sunshine, perfect for a sunny trip. June, the least sunny month, still offers a generous 4.1 hours of sun despite this cloudier time of the year.

Monthly hours of sunshine

Daily hours of sunshine

The best time of year to visit Chiba 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 Chiba?
    The hottest season / summer takes place in June, July, August and September.
  • Which months have the greatest rainfall in Chiba?
    Most rainfall (rainy season) is seen in June, July, September and October.
  • Which is the warmest month in Chiba?
    August has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Chiba?
    The coldest month is January with an average maximum temperature of 10°C.
  • Which is the wettest month in Chiba?
    October tops the wettest month list with 223 mm of rainfall.
  • Which is the driest month in Chiba?
    December is the driest month with 74 mm of precipitation.
  • Which is the sunniest month in Chiba?
    January is the sunniest month with an average of 193 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 Chiba

    Fri   Dec 13
    11°C | 3°C
    NW 11 km/h
    1.2 mm
    broken clouds and small chance of slight rain

    broken clouds and small chance of slight rain

    Sat   Dec 14
    13°C | 4°C
    NW 22 km/h
    almost clear and no rain

    almost clear and no rain

    Sun   Dec 15
    13°C | 2°C
    SW 11 km/h
    clear and no rain

    clear and no rain