Weather in Mendocino County, United States in December

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Visiting Mendocino County, United States in December

December has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.3 hours of sunshine per day. December has total rainfall of 24.3cm (9.6inches) making it quite rainy but mostly with moderate showers. There are only 14.6 days with some rainfall so you can still enjoy the beach on the many clear days. It is not a good time for sunbathing in Mendocino County. Sea temperatures are a cold 12°C (53°F). December is too cold for swimming in Mendocino County for any length of time, unless you have a wetsuit.

Consider visiting Mendocino County in the months of May, June, July, August, for the best beach weather.

Also consider one of our other suggestions for December.

Can you sunbathe in Mendocino County in December?

No, December is not a good time for sunbathing in Mendocino County.

December has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.3 hours of sunshine per day. December has total rainfall of 24.3cm (9.6inches) making it quite rainy but mostly with moderate showers. There are only 14.6 days with some rainfall so you can still enjoy the beach on the many clear days.

More about December temperature and sunshine.

Can you swim in Mendocino County in December?

No, December is too cold for swimming in Mendocino County for any length of time, with the sea water at 12°C (53°F), unless you have a wetsuit.

More about December sea temperatures.

Is December a good time to holiday in Mendocino County?

No, December is not a good time for a holiday in Mendocino County.

December has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.3 hours of sunshine per day. December has total rainfall of 24.3cm (9.6inches) making it quite rainy but mostly with moderate showers. There are only 14.6 days with some rainfall so you can still enjoy the beach on the many clear days. It is not a good time for sunbathing in Mendocino County. Sea temperatures are a cold 12°C (53°F). December is too cold for swimming in Mendocino County for any length of time, unless you have a wetsuit.

More about the December temperatures and sunshine.

Is Mendocino County warm in December?

No, Mendocino County is too cold for sunbathing in December.

The average maximum temperature in Mendocino County in December is 14°C (57°F). The average maximum temperature is 16°C (61°) in the previous month and 15°C (58°F) in the next month.

The average temperature in Mendocino County in December is 8°C (46°F). The average temperature is 11°C (52°F) in the previous month and 8°C (47°F) in the next month.

More info about the December temperatures and sunshine.

How sunny is Mendocino County in December?

The average day light hours per day in Mendocino County in December are 9.4. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.3 hours of sunshine per day.

More about December sunshine.

Temperature in Mendocino County in December

The average maximum temperature in Mendocino County in December is 14°C (57°F). The average maximum temperature is 16°C (61°F) in the previous month and 15°C (58°F) in the next month.

The average temperature in Mendocino County in December is 8°C (46°F). The average temperature is 11°C (52°F) in the previous month and 8°C (47°F) in the next month.

The average minimum temperature in Mendocino County in December is 2°C (36°F). The minimum temperature is 4°C (40°F) in the previous month and 2°C (35°F) in the next month.

Sunshine in Mendocino County in December

During December the average day light hours are 9.4 per day in Mendocino County. The sunshine percentage is 46% making it quite sunny but with regular periods of cloudy and overcast skies. There are 4.3 hours of sunshine per day.

The ultraviolet index in Mendocino County in December is typically 2.2 during December. An ultraviolet index reading of 0 to 2 indicates low danger from the sun's UV rays for the average person. Most people will be able to spend several hours in the sun with out a problem, however unprotected skin risks burning in less than 1 hour. Wear sunglasses on bright days. Only those that burn easily will need to apply sunscreen. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Mendocino County in December

The average sea water temperature in Mendocino County in December is 11.8°C (53.2°F) which is very cold and bracing, it's not recommended you swim with out a full wet suit.

Rainfall in Mendocino County in December

The average total rainfall in Mendocino County in December is 24.3cm (9.6inches) and on average there are 14.6 rainy days in December making it a pretty wet time to visit the beach.

Humidity in Mendocino County in December

The maximum dew point (an indicator of humidity) in Mendocino County in December is 6°C (43°F) which is a bit dry for some. The dew point is 8°C (47°F) in the previous month and 6°C (6°F) in the next month.

The average maximum relative humidity in Mendocino County in December is typically 96.5%. The maximum relative humidity is 95.9% in the previous month and 96.3% in the next month.

The average relative humidity in Mendocino County in December is typically 77.2%. The average relative humidity is 73% in the previous month and 75.5% in the next month.

Wind Speed in Mendocino County in December

The average maximum wind speed in Mendocino County in December is typically 14KM/H (9MPH). The average maximum wind speed is 14KM/H (9MPH) in the previous month and 13KM/H (8MPH) in the next month.

The average wind speed in Mendocino County in December is typically 4KM/H (2MPH). The average wind speed is 3KM/H (2MPH) in the previous month and 3KM/H (2MPH) in the next month.

The average wind direction in Mendocino County in December is from the West-Northwest.

Monthly Averages

Suggested Beaches in December

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