Forest Grove Weather in December

What's the weather like in Forest Grove (Oregon) in December 2024?

The climate in Forest Grove during December can be summarized as cool and very wet.

December is in the winter in Forest Grove and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night 1°C (34°F) is normal.

Forest Grove weather averages (imperial / metric)
Daytime temperature 7.5°C 45.5°F
Nightly temperature 0.9°C 33.6°F
Average temperature 4.2°C 39.6°F
Daily sunshine 2.3 hrs
Avg rainfall 207 mm 8.1 ins
Rainy days 20 days
Sea temperature 10.2°C 50.4°F
Humidity 84%
Windspeed 15.1kph 9 mph

On average December is the wettest month of the year in Forest Grove with around 207mm 8.1 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.

On the flip side this corresponds to an average of 2.3 hours of sunshine per day.

December temperatures in Forest Grove

Forest Grove average temperature in December

December rainfall

Forest Grove average rain in December

December hourly sunshine

Forest Grove 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 Forest Grove in December 2024.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Forest Grove weather stats

Forest Grove weather statistics
Hottest month: August 25.1°C 77.2°F
Driest month: July 14mm 0.6ins
Sunniest month: July 11.1hrs
Coldest month: January 7.3°C 45.1°F
Wettest month: December 207mm 8.1ins
Map showing location of Forest Grove (45.51984, -123.11066) Forest Grove map pin © Google

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