Weather in Tomales Bay, Marin County, United States in October

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Visiting Tomales Bay, Marin County, United States in October

The weather in October is cooler than the previous month and temperatures continue to drop markedly into November. October has average maximum temperatures of 24°C (75°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.0hrs making the days quite long and bright. It is a great time for sunbathing in Tomales Bay.

October has total rainfall of 1.4cm (0.6inches) making it extremely dry with very few light showers and most days are rain free. There are just 3.3 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

Sea temperatures are a chilly 18°C (64°F). October is a little too cold to enjoy swimming in Tomales Bay for prolonged periods of time. The sea temperature in October is cooler than the previous month and temperatures continue to drop slightly into November.

October brings cooler weather and the beginning of fall, but it is still a pleasant time for beach activities. Sunbathing, swimming, and water sports such as kayaking and paddleboarding are still enjoyable during this month. However, the water temperature may begin to cool down, making it less suitable for snorkeling and diving. Consider visiting Tomales Bay in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for October.

Can you sunbathe in Tomales Bay in October?

Yes, October is a great time for sunbathing in Tomales Bay.

October has average maximum temperatures of 24°C (75°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.0hrs making the days quite long and bright. October has total rainfall of 1.4cm (0.6inches) making it extremely dry with very few light showers and most days are rain free. There are just 3.3 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

More about October temperature and sunshine.

Can you swim in Tomales Bay in October?

Probably not, October is a little too cold to enjoy swimming in Tomales Bay for prolonged periods of time with the sea water at 18°C (64°F).

More about October sea temperatures.

Is October a good time to holiday in Tomales Bay?

Yes, October is a good time for a holiday in Tomales Bay.

October has average maximum temperatures of 24°C (75°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.0hrs making the days quite long and bright. October has total rainfall of 1.4cm (0.6inches) making it extremely dry with very few light showers and most days are rain free. There are just 3.3 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. It is a great time for sunbathing in Tomales Bay. Sea temperatures are a chilly 18°C (64°F). October is a little too cold to enjoy swimming in Tomales Bay for prolonged periods of time.

More about the October temperatures and sunshine.

Is Tomales Bay warm in October?

Yes, Tomales Bay is nice and warm and makes sunbathing pleasant on clear days in October.

The average maximum temperature in Tomales Bay in October is 24°C (75°F). The average maximum temperature is 26°C (79°) in the previous month and 18°C (64°F) in the next month.

The average temperature in Tomales Bay in October is 16°C (61°F). The average temperature is 18°C (65°F) in the previous month and 11°C (52°F) in the next month.

More info about the October temperatures and sunshine.

How sunny is Tomales Bay in October?

The average day light hours per day in Tomales Bay in October are 11.2. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.0hrs making the days quite long and bright.

More about October sunshine.

Crowds in Tomales Bay in October

October sees a significant decrease in beach visitors, as the weather starts to cool down and people return to their regular routines. There are no significant public holidays or events during this month, so the beach remains relatively uncrowded.

Temperature in Tomales Bay in October

The weather in October is cooler than the previous month and temperatures continue to drop markedly into November. The average maximum temperature in Tomales Bay in October is 24°C (75°F). The average maximum temperature is 26°C (79°F) in the previous month and 18°C (64°F) in the next month.

The average temperature in Tomales Bay in October is 16°C (61°F). The average temperature is 18°C (65°F) in the previous month and 11°C (52°F) in the next month.

The average minimum temperature in Tomales Bay in October is 8°C (47°F). The minimum temperature is 10°C (51°F) in the previous month and 5°C (41°F) in the next month.

Sunshine in Tomales Bay in October

The days in October are shorter than the previous month and days continue to get shorter into November. October has far fewer hours of sunshine than the previous month and hours of sunshine continue to drop quickly into November. During October the average day light hours are 11.2 per day in Tomales Bay. The sunshine percentage is 71% making it sunny and pleasant most of the time. The hours of sunshine per day are 8.0hrs making the days quite long and bright.

The ultraviolet index in Tomales Bay in October is typically 5 during October. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Tomales Bay in October

The average sea water temperature in Tomales Bay in October is 17.5°C (63.5°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water. The sea temperature in October is cooler than the previous month and temperatures continue to drop slightly into November.

Rainfall in Tomales Bay in October

October weather is marginally wetter than the previous month and rainfall continues to rise into November. October has a couple of more days of rain than the previous month and rainy days continue to rise into November. The average total rainfall in Tomales Bay in October is 1.4cm (0.6inches) and on average there are 3.3 rainy days in October making it a very dry time to visit the beach.

Humidity in Tomales Bay in October

The maximum dew point (an indicator of humidity) in Tomales Bay in October is 12°C (54°F) which is very comfortable. The dew point is 14°C (56°F) in the previous month and 10°C (10°F) in the next month.

The average maximum relative humidity in Tomales Bay in October is typically 97.9%. The maximum relative humidity is 98.6% in the previous month and 97.9% in the next month.

The average relative humidity in Tomales Bay in October is typically 76%. The average relative humidity is 77.4% in the previous month and 81.7% in the next month.

Wind Speed in Tomales Bay in October

The average maximum wind speed in Tomales Bay in October is typically 20KM/H (13MPH). The average maximum wind speed is 23KM/H (14MPH) in the previous month and 19KM/H (12MPH) in the next month.

The average wind speed in Tomales Bay in October is typically 5KM/H (3MPH). The average wind speed is 8KM/H (5MPH) in the previous month and 6KM/H (3MPH) in the next month.

The average wind direction in Tomales Bay in October is from the West-Northwest.

Monthly Averages

Suggested Beaches in October

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.