Otaru Weather in January

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

The climate in Otaru during January can be summarized as cold and wet.

January is in the winter in Otaru and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -4°C (26°F), whilst at night -11°C (13°F) is normal.

Otaru weather averages (imperial / metric)
Daytime temperature -3.6°C 25.5°F
Nightly temperature -10.7°C 12.8°F
Average temperature -7.2°C 19.1°F
Daily sunshine 2.7 hrs
Avg rainfall 139 mm 5.5 ins
Rainy days 29 days
Sea temperature 5.4°C 41.8°F
Humidity 75%
Windspeed 12.1kph 8 mph

On average January is the 4th wettest month of the year in Otaru with around 139mm 5.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 29 days, although this may vary considerably.

On the flip side this corresponds to an average of 2.7 hours of sunshine per day.

January temperatures in Otaru

Otaru average temperature in January

January rainfall

Otaru average rain in January

January hourly sunshine

Otaru 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 Otaru in January 2022.

Other monthly averages

Best places to visit in January

UV index Best time to go?

Otaru weather stats

Otaru weather statistics
Hottest month: August 23.5°C 74.3°F
Driest month: May 70mm 2.8ins
Sunniest month: April 6.4hrs
Coldest month: January -3.8°C 25.2°F
Wettest month: August 152mm 6ins
Map showing location of Otaru (43.18944, 141.00222)

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