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

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Visiting Muir Beach, Marin County, United States in January

The weather in January is slightly colder than the previous month. January has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 54% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day. It is not a good time for sunbathing in Muir Beach.

January has total rainfall of 11.9cm (4.7inches) making it quite dry with only moderate showers. There are just 9.7 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

Sea temperatures are a cold 13°C (56°F). January is too cold for swimming in Muir Beach for any length of time, unless you have a wetsuit. The sea temperature in January is slightly cooler than the previous month.

Muir Beach experiences cool and wet weather in January, with frequent rainfall. The skies are often overcast, making sunbathing less appealing. The water is cold, so swimming, snorkeling, and diving are not recommended. Surfing, windsurfing, and kitesurfing may be possible on windy days, but the conditions are generally not ideal. 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.

Can you sunbathe in Muir Beach in January?

No, January is not a good time for sunbathing in Muir Beach.

January has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 54% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day. January has total rainfall of 11.9cm (4.7inches) making it quite dry with only moderate showers. There are just 9.7 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

More about January temperature and sunshine.

Can you swim in Muir Beach in January?

No, January is too cold for swimming in Muir Beach for any length of time, with the sea water at 13°C (56°F), unless you have a wetsuit.

More about January sea temperatures.

Is January a good time to holiday in Muir Beach?

No, January is not a good time for a holiday in Muir Beach.

January has average maximum temperatures of 14°C (57°F) which is too cold for sunbathing. The sunshine percentage is 54% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day. January has total rainfall of 11.9cm (4.7inches) making it quite dry with only moderate showers. There are just 9.7 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. It is not a good time for sunbathing in Muir Beach. Sea temperatures are a cold 13°C (56°F). January is too cold for swimming in Muir Beach for any length of time, unless you have a wetsuit.

More about the January temperatures and sunshine.

Is Muir Beach warm in January?

No, Muir Beach is too cold for sunbathing in January.

The average maximum temperature in Muir Beach in January is 14°C (57°F). The average maximum temperature is 14°C (57°) in the previous month and 15°C (59°F) in the next month.

The average temperature in Muir Beach in January is 10°C (51°F). The average temperature is 11°C (51°F) in the previous month and 12°C (53°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is Muir Beach in January?

The average day light hours per day in Muir Beach in January are 9.8. The sunshine percentage is 54% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day.

More about January sunshine.

Crowds in Muir Beach in January

Muir Beach in January is usually not crowded, as the weather is colder and not ideal for beach activities. The beach may see a slight increase in visitors during the New Year's Day holiday, but overall, it remains quiet and peaceful during this month.

Temperature in Muir Beach in January

The weather in January is slightly colder than the previous month. The average maximum temperature in Muir Beach in January is 14°C (57°F). The average maximum temperature is 14°C (57°F) in the previous month and 15°C (59°F) in the next month.

The average temperature in Muir Beach in January is 10°C (51°F). The average temperature is 11°C (51°F) in the previous month and 12°C (53°F) in the next month.

The average minimum temperature in Muir Beach in January is 7°C (44°F). The minimum temperature is 7°C (45°F) in the previous month and 8°C (46°F) in the next month.

Sunshine in Muir Beach in January

The days in January are marginally longer than the previous month and the days continue to get slightly longer into February. January has marginally more hours of sunshine than the previous month and hours of sunshine continue to rise quickly into February. During January the average day light hours are 9.8 per day in Muir Beach. The sunshine percentage is 54% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.3 hours of sunshine per day.

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°C (55.6°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea. The sea temperature in January is slightly cooler than the previous month.

Rainfall in Muir Beach in January

January weather is marginally drier than the previous month and rainfall continues to drop slightly into February. January has fewer days of rain than the previous month. The average total rainfall in Muir Beach in January is 11.9cm (4.7inches) and on average there are 9.7 rainy days in January making it a quite rainy 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 8°C (47°F) which is a bit dry for some. The dew point is 9°C (48°F) in the previous month and 9°C (9°F) 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 26KM/H (16MPH). The average maximum wind speed is 29KM/H (18MPH) in the previous month and 33KM/H (21MPH) in the next month.

The average wind speed in Muir Beach in January is typically 10KM/H (6MPH). The average wind speed is 11KM/H (7MPH) in the previous month and 13KM/H (8MPH) in the next month.

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

Monthly Averages

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