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.
|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|
|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.
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.
|Hottest month:||August||23.5°C 74.3°F|
|Driest month:||May||70mm 2.8ins|
|Coldest month:||January||-3.8°C 25.2°F|
|Wettest month:||August||152mm 6ins|