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Temperatures in December

It's cool in December in Hiroshima with an average temperature of 12°C. Temperatures this month range from a low of 9°C to a high of 15°C. At night, you can expect temperatures between 3°C and 8°C.

Max and Min Temperatures per Day

Daily Temperature in December in Hiroshima

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Hiroshima in December. The red line indicates the max temperatures, and the blue line shows the minimums.

Start of December

The month of December starts in Hiroshima with cool temperatures, averaging around 14°C during the day and nights close to 6°C. There’s little chance of precipitation. The weather is mostly sunny and dry.

Mid-December

By mid-December, the average daytime temperature drops to around 11°C, with nights close to 5°C. There might be a few showers during this period, but plenty of dry days with sunshine too.

End of December

By the end of December, the average daytime temperature in Hiroshima will be around 11°C, with nights close to 4°C. A shower might show up, but overall the weather will be dry and sunny.

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Precipitation in December

In December, there is an average of 62 mm of precipitation, spread over 6 days. Of the total precipitation, about 1,5 cm falls as snow in December. The wind speed is around 4 Bft, mostly coming from the Southeast.

The average precipitation chance is 21% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.

Precipitation Chance

Daily precipitation chance in percentages for Hiroshima in December

This chart shows the daily precipitation chance (in percentages) in December for Hiroshima. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.

Hiroshima in December

London
Temperature Average Temperature
12°C 9°C
Sun High Temp
15°C 11°C
Sun Low Temp
9°C 8°C
Rain Total Precipitation
62 mm 67 mm
Rain Rainy Days
6 days 10 days
Snow Total Snowfall
1,5 cm 1,2 cm
Snow Snowy Days
1 day 1 day

UV index

The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

The typhoon season in Hiroshima runs from June to November.

Check out the climate of Hiroshima for all months and discover the best travel time

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.

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Daily Temperature in December in Hiroshima

This chart shows the average daily temperatures, both day and night, for each day in December in Hiroshima, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in December in Hiroshima

Daily Precipitation in December in Hiroshima

The chart below shows the average daily precipitation in December for Hiroshima, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 6 days of rain in Hiroshima.

Daily Precipitation in December in Hiroshima

Daily Snowfall in December in Hiroshima

This chart shows the average daily snowfall in December in Hiroshima, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in December.

Daily Snowfall in December in Hiroshima

Daily UV Index in December in Hiroshima

This chart shows the average daily UV index in December in Hiroshima, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in December in Hiroshima

Temperature in December in Hiroshima Over the Years

This chart shows the average temperature in December in Hiroshima, measured in degrees Celsius, over the past years.

Temperature in December in Hiroshima Over the Years

Total Precipitation in December in Hiroshima Over the Years

This chart shows the average precipitation in December in Hiroshima, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in December in Hiroshima Over the Years

Snowfall in December in Hiroshima per year

This chart shows the average snowfall in December in Hiroshima, measured in centimetres, over the past years.

Snowfall in December in Hiroshima over the past years

Daily climate in December for Hiroshima

Click on a specific day in December for detailed info on the typical weather on that day in Hiroshima. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in December 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.


Or check out the climate of Hiroshima for all months at once

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