Rockaway Beach Weather in December

What's the weather like in Rockaway Beach (Oregon) in December 2025?

The climate in Rockaway Beach during December can be summarized as cool and very wet.

December is in the winter in Rockaway Beach and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 9°C (48°F), whilst at night 2°C (35°F) is normal.

Rockaway Beach weather averages (imperial / metric)
Daytime temperature 8.7°C 47.6°F
Nightly temperature 1.8°C 35.2°F
Average temperature 5.2°C 41.4°F
Daily sunshine 2.4 hrs
Avg rainfall 357 mm 14 ins
Rainy days 22 days
Sea temperature 10.2°C 50.4°F
Humidity 85%
Windspeed 15.1kph 9 mph

On average December is the wettest month of the year in Rockaway Beach with around 357mm 14 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.

On the flip side this corresponds to an average of 2.4 hours of sunshine per day.

December temperatures in Rockaway Beach

Rockaway Beach average temperature in December

December rainfall

Rockaway Beach average rain in December

December hourly sunshine

Rockaway Beach 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 Rockaway Beach in December 2025.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Rockaway Beach weather stats

Rockaway Beach weather statistics
Hottest month: August 19.1°C 66.4°F
Driest month: July 37mm 1.5ins
Sunniest month: July 10.4hrs
Coldest month: January 8.4°C 47.1°F
Wettest month: December 357mm 14.1ins
Map showing location of Rockaway Beach (45.61344, -123.94291) Rockaway Beach map pin © Google

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