Weather in Muir Beach, Marin County, United States in January

So you're interested in going to Muir Beach, Marin County, United States in January

January is a very cold and dry time for sunbathing in Muir Beach, and not recommended. January is too cold for swimming in Muir Beach for any length of time, unless you have a wetsuit. Consider visiting Muir Beach in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for January.

Temperature in Muir Beach in January

The average maximum temperature in Muir Beach in January is 14°. The average maximum temperature is 14° in the previous month and 15° in the next month.

The average temperature in Muir Beach in January is 10°. The average temperature ranges is 11° in the previous month and 12° in the next month.

The average minimum temperature in Muir Beach in January is . The minimum temperature is in the previous month and in the next month.

Sunshine in Muir Beach in January

The average day light hours per day in Muir Beach in January are 9.8 and there are 5.3 hours of sunshine per day on average during January making it a sunny month that is overcast at times.

The ultraviolet index in Muir Beach in January is typically 2.4 during January. 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 Muir Beach in January

The average sea water temperature in Muir Beach in January is 13.1° which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

Rainfall in Muir Beach in January

The average total rainfall in Muir Beach in January is 11.9cm and on average there are 9.7 rainy days in January making it a dry time to visit the beach.

Humidity in Muir Beach in January

The maximum dew point (an indicator of humidity) in Muir Beach in January is which is a bit dry for some. The dew point is in the previous month and in the next month.

The average maximum relative humidity in Muir Beach in January is typically 90.4%. The maximum relative humidity is 89.8% in the previous month and 90.5% in the next month.

The average relative humidity in Muir Beach in January is typically 76%. The average relative humidity is 75.3% in the previous month and 74.9% in the next month.

Wind Speed in Muir Beach in January

The average maximum wind speed in Muir Beach in January is typically 26kmh. The average maximum wind speed is 29kmh in the previous month and 33kmh in the next month.

The average wind speed in Muir Beach in January is typically 10kmh. The average wind speed is 11kmh in the previous month and 13kmh in the next month.

The average wind direction in Muir Beach in January is from the East.

Monthly Averages

Suggested Beaches in January

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