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What’s the climate like in Hiroshima?

The current climate of Hiroshima features average monthly temperatures ranging from highs of 33°C during the day to lows of 10°C. The average yearly temperature is around 22°C. At night, temperatures in the colder months average around 3°C and in the warmer months around 26°C.

The highest temperature recorded in Hiroshima in recent years was 38°C in August 2021. The lowest daytime temperature recorded was 0°C in January 2021.

On average, Hiroshima gets 1680 mm of precipitation each year. Of this, about 6,7 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.

The typhoon season in Hiroshima runs from June to November.

Curious about the climate in other parts of Japan? Check out the weather and climate in places like Tokyo, Kyōto, Osaka, or have a look at other destinations in Japan.

Best time to visit Hiroshima?

The best time to visit Hiroshima for pleasant to warm weather is March, October and November. There might be some rain during this period, but the temperatures are just right for exploring Hiroshima.

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Climate Table of Hiroshima

The climate table of Hiroshima shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 10 11 15 20 25 27 31 33 29 24 18 12
Temp. min (°C) 3 3 7 12 16 20 25 26 22 16 10 5
Precipitation
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Precipitation (mm) 50 46 108 164 153 235 321 199 187 100 55 62
Snow (cm) 3,7 1,5 0,1 0 0 0 0 0 0 0 0 1,4
UV Index 4 5 7 7 8 7 7 7 6 5 5 4

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 22°C
  • Highest temperature: 33°C in August
  • Lowest temperature: 10°C in January
  • Precipitation*: 1680 mm per year, averaging 140 mm per month
  • Snowfall: 6,7 cm per year
  • Driest months: 46 mm in February, 50 mm in January and 55 mm in November
  • Wettest months: 321 mm in July, 235 mm in June and 199 mm in August

*Precipitation is measured as a combination of rain, snow, and hail

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Average Temperature per Month in Hiroshima

This graph shows the average maximum temperatures per month in Hiroshima, Japan. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in Hiroshima, Japan,

Average Precipitation per Month in Hiroshima

This graph shows how much precipitation Hiroshima, Japan, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.

Precipitation per Month in Hiroshima, Japan,

Average Snowfall per Month in Hiroshima

This graph shows how much snow Hiroshima, Japan, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.

Snowfall per Month in Hiroshima, Japan,

Average UV Index per Month in Hiroshima

This graph shows the average UV index per month in Hiroshima, Japan. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in Hiroshima, Japan,

Yearly Temperature in Hiroshima

This graph shows the average yearly temperature in Hiroshima, Japan. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in Hiroshima, Japan,

Total Yearly Precipitation in Hiroshima

This chart shows the total yearly precipitation in Hiroshima, Japan, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in Hiroshima, Japan,

Total Yearly Snowfall in Hiroshima

This chart shows the total yearly snowfall in Hiroshima, Japan, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.

Yearly Snowfall in Hiroshima, Japan,

Weather experiences in Hiroshima

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Average Weather in Hiroshima by Month

Click on a month below to see detailed weather info for Hiroshima. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.

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