Seto Weather in December

What's the weather like in Seto (Aichi) in December 2024?

The climate in Seto during December can be summarized as cool and reasonably dry.

December is in the winter in Seto and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 11°C (51°F), whilst at night 2°C (35°F) is normal.

Seto weather averages (imperial / metric)
Daytime temperature 10.6°C 51°F
Nightly temperature 1.7°C 35°F
Average temperature 6.1°C 43°F
Daily sunshine 5.5 hrs
Avg rainfall 39 mm 1.5 ins
Rainy days 14 days
Sea temperature 18.5°C 65.3°F
Humidity 69%
Windspeed 9.7kph 6 mph

On average December is the driest month of the year in Seto with around 39mm 1.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.5 hours of sunshine per day.

December temperatures in Seto

Seto average temperature in December

December rainfall

Seto average rain in December

December hourly sunshine

Seto average rain in December

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 Seto in December 2024.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Seto weather stats

Seto weather statistics
Hottest month: August 31.5°C 88.7°F
Driest month: December 39mm 1.5ins
Sunniest month: January 5.7hrs
Coldest month: January 7.5°C 45.5°F
Wettest month: June 239mm 9.4ins
Map showing location of Seto (35.23333, 137.1) Seto map pin © Google

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