Onomichi Weather in January

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

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

January is in the winter in Onomichi and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night -1°C (30°F) is normal.

Onomichi weather averages (imperial / metric)
Daytime temperature 8°C 46.3°F
Nightly temperature -1°C 30.3°F
Average temperature 3.5°C 38.3°F
Daily sunshine 4.9 hrs
Avg rainfall 38 mm 1.5 ins
Rainy days 15 days
Sea temperature 16.2°C 61.1°F
Humidity 69%
Windspeed 7.9kph 5 mph

On average January is the 2nd driest month of the year in Onomichi with around 38mm 1.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.9 hours of sunshine per day.

January temperatures in Onomichi

Onomichi average temperature in January

January rainfall

Onomichi average rain in January

January hourly sunshine

Onomichi 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 Onomichi in January 2022.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Onomichi weather stats

Onomichi weather statistics
Hottest month: August 31.1°C 88°F
Driest month: December 28mm 1.1ins
Sunniest month: August 7.5hrs
Coldest month: January 7.7°C 45.9°F
Wettest month: June 207mm 8.1ins
Map showing location of Onomichi (34.41667, 133.2)

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