Hiroshima Weather in January

What's the weather like in Hiroshima (Hiroshima) in January 2023?

The climate in Hiroshima during January can be summarized as cool and reasonably dry.

January is in the winter in Hiroshima and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night 0°C (33°F) is normal.

Hiroshima weather averages (imperial / metric)
Daytime temperature 8°C 46.4°F
Nightly temperature 0.4°C 32.7°F
Average temperature 4.2°C 39.6°F
Daily sunshine 4.2 hrs
Avg rainfall 58 mm 2.3 ins
Rainy days 19 days
Sea temperature 16.1°C 60.9°F
Humidity 68%
Windspeed 11.2kph 7 mph

On average January is the 2nd driest month of the year in Hiroshima with around 58mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.2 hours of sunshine per day.

January temperatures in Hiroshima

Hiroshima average temperature in January

January rainfall

Hiroshima average rain in January

January hourly sunshine

Hiroshima average rain in January

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Hiroshima in January 2022.

Other monthly averages

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UV index Best time to go?

Hiroshima weather stats

Hiroshima weather statistics
Hottest month: August 30.6°C 87.1°F
Driest month: December 47mm 1.9ins
Sunniest month: August 7.2hrs
Coldest month: January 7.8°C 46°F
Wettest month: June 267mm 10.5ins
Map showing location of Hiroshima (34.39627, 132.45937)

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