Paso Robles Weather in December

What's the weather like in Paso Robles (California) in December 2025?

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

December is in the winter in Paso Robles and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 15°C (58°F), whilst at night 2°C (36°F) is normal.

Paso Robles weather averages (imperial / metric)
Daytime temperature 14.5°C 58°F
Nightly temperature 2.4°C 36.2°F
Average temperature 8.4°C 47.1°F
Daily sunshine 5.5 hrs
Avg rainfall 74 mm 2.9 ins
Rainy days 7 days
Sea temperature 14.2°C 57.5°F
Humidity 76%
Windspeed 10.1kph 6 mph

On average December is the 3rd wettest month of the year in Paso Robles with around 74mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 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 Paso Robles

Paso Robles average temperature in December

December rainfall

Paso Robles average rain in December

December hourly sunshine

Paso Robles 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 Paso Robles 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

Paso Robles weather stats

Paso Robles weather statistics
Hottest month: July 27.8°C 82°F
Driest month: June 2mm 0.1ins
Sunniest month: April 11.2hrs
Coldest month: December 14.2°C 57.6°F
Wettest month: January 96mm 3.8ins
Map showing location of Paso Robles (35.62664, -120.691) Paso Robles map pin © Google

Locations nearby

Top United States locations