Weather in Monterey County, United States in December

So you're interested in going to Monterey County, United States in December

December is a cold and rainy time for sunbathing in Monterey County and not really recommended. December is too cold for swimming in Monterey County for any length of time, unless you have a wetsuit. Consider visiting Monterey County in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for December.

Temperature in Monterey County in December

The average maximum temperature in Monterey County in December is 16°. The average maximum temperature is 18° in the previous month and 16° in the next month.

The average temperature in Monterey County in December is 11°. The average temperature ranges is 13° in the previous month and 11° in the next month.

The average minimum temperature in Monterey County in December is . The minimum temperature is in the previous month and in the next month.

Sunshine in Monterey County in December

The average day light hours per day in Monterey County in December are 9.7 and there are 5.7 hours of sunshine per day on average during December making it a sunny month that is overcast at times.

The ultraviolet index in Monterey County in December is typically 2.4 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 Monterey County in December

The average sea water temperature in Monterey County in December is 14.7° which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Rainfall in Monterey County in December

The average total rainfall in Monterey County in December is 64.7cm and on average there are 10.6 rainy days in December making it a wet time to visit the beach.

Humidity in Monterey County in December

The maximum dew point (an indicator of humidity) in Monterey County in December is which is a bit dry for some. The dew point is 10° in the previous month and in the next month.

The average maximum relative humidity in Monterey County in December is typically 87.2%. The maximum relative humidity is 87.7% in the previous month and 87% in the next month.

The average relative humidity in Monterey County in December is typically 71%. The average relative humidity is 70.7% in the previous month and 70.9% in the next month.

Wind Speed in Monterey County in December

The average maximum wind speed in Monterey County in December is typically 20kmh. The average maximum wind speed is 19kmh in the previous month and 20kmh in the next month.

The average wind speed in Monterey County in December is typically 8kmh. The average wind speed is 7kmh in the previous month and 8kmh in the next month.

The average wind direction in Monterey County in December is from the South East.

Monthly Averages

Suggested Beaches in December

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