Monthly weather forecast and climate
Bolinas, CA

Weather in January

January in Bolinas, California, is a moderate winter month, with temperature in the range of an average low of 46.6°F (8.1°C) and an average high of 55.9°F (13.3°C). In Bolinas, the average high-temperature is practically the same as in December - a mild 55.9°F (13.3°C). Weather in January »

Weather in February

February, the last month of the winter, in Bolinas, is also a moderate month, with temperature in the range of an average low of 46.8°F (8.2°C) and an average high of 57.4°F (14.1°C). In Bolinas, the average high-temperature in February is almost the same as in January - a still mild 57.4°F (14.1°C). Weather in February »

Weather in March

The first month of the spring, March, is still a mild month in Bolinas, California, with average temperature fluctuating between 47.8°F (8.8°C) and 59.2°F (15.1°C). In March, the average high-temperature is almost the same as in February - a still mild 59.2°F (15.1°C). Weather in March »

Weather in April

April in Bolinas, California, is a comfortable spring month, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 61.7°F (16.5°C). In Bolinas, the average high-temperature is relatively the same as in March - a comfortable 61.7°F (16.5°C). Weather in April »

Weather in May

May, the last month of the spring, in Bolinas, is also an enjoyable month, with average temperature varying between 50.7°F (10.4°C) and 63.3°F (17.4°C). In May, the average high-temperature is almost the same as in April - a still enjoyable 63.3°F (17.4°C). Weather in May »

Weather in June

The first month of the summer, June, is also an enjoyable month in Bolinas, California, with temperature in the range of an average high of 67.8°F (19.9°C) and an average low of 53.8°F (12.1°C). In June, the average high-temperature is relatively the same as in May - a still enjoyable 67.8°F (19.9°C). Weather in June »

Weather in July

July is an agreeable summer month in Bolinas, California, with average temperature varying between 68.5°F (20.3°C) and 54.9°F (12.7°C). In July, the average high-temperature is essentially the same as in June - an agreeable 68.5°F (20.3°C). Weather in July »

Weather in August

August, the last month of the summer, in Bolinas, is also an agreeable month, with temperature in the range of an average high of 69.4°F (20.8°C) and an average low of 56.1°F (13.4°C). In Bolinas, the average high-temperature in August is almost the same as in July - a still agreeable 69.4°F (20.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Bolinas, California, with average temperature fluctuating between 70.9°F (21.6°C) and 56.3°F (13.5°C). The warmest month is September, with an average high-temperature of 70.9°F (21.6°C) and an average low-temperature of 56.3°F (13.5°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Bolinas, California, with average temperature varying between 67.5°F (19.7°C) and 54.7°F (12.6°C). In October, the average high-temperature is almost the same as in September - a comfortable 67.5°F (19.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Bolinas, California, with average temperature varying between 61.2°F (16.2°C) and 50.2°F (10.1°C). In November, the average high-temperature marginally drops, from 67.5°F (19.7°C) in October, to a still enjoyable 61.2°F (16.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also a fresh month in Bolinas, California, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 55.2°F (12.9°C). The coldest month is December, with an average high-temperature of 55.2°F (12.9°C) and an average low-temperature of 46°F (7.8°C). Weather in December »
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FAQ

How many days does it rain in Bolinas?

Throughout the year, there are 80.3 rainfall days, and 15.98" (406mm) of precipitation is accumulated.

How many days does it snow in Bolinas?

In Bolinas, California, during the entire year, snow falls for 0.1 days.

When it does not snow in Bolinas?

In Bolinas snow does not fall in January through November.

What is the wettest month in Bolinas?

February is the month with the most rainfall in Bolinas. Rain falls for 8.9 days and accumulates 3.43" (87mm) of precipitation.

When is the lowest UV index in Bolinas?

Months with the lowest UV index in Bolinas, California, are February, November and December, with an average maximum UV index of 3.

What months are the ocean coldest in Bolinas?

April and June, with an average ocean temperature of 52.5°F (11.4°C), are months with the coldest seawater.

When are the longest days in Bolinas?

With an average of 14.8h of daylight, June has the longest days of the year in Bolinas, California.

What is the month with the highest UV index in Bolinas?

June through September, with an average maximum UV index of 5, are months with the highest UV index.

What is the driest month in Bolinas?

July and August are months with the least rain in Bolinas when the rain falls for 2.3 days and typically aggregates up to 0.08" (2mm) of rain.

What month has the most sunshine in Bolinas?

With an average of 11.2h of sunshine, July has the most sunshine of the year.

What is the most humid month in Bolinas?

With an average relative humidity of 78%, August is the most humid month.

What is the warmest month in Bolinas?

The warmest month in Bolinas, California, is September, with an average high-temperature of 70.9°F (21.6°C) and an average low-temperature of 56.3°F (13.5°C).

What is the month with the warmest ocean in Bolinas?

With an average ocean temperature of 56.8°F (13.8°C), September is the month with the warmest seawater in Bolinas.

What is the least humid month in Bolinas?

The least humid month in Bolinas is October, with an average relative humidity of 69%.

What is the coldest month in Bolinas?

December is the coldest month in Bolinas, with an average high-temperature of 55.2°F (12.9°C) and an average low-temperature of 46°F (7.8°C).

When does it snow in Bolinas?

December is the only month when snow falls in Bolinas.

What is the snowiest month in Bolinas?

The month with the most snowfall days in Bolinas, California, is December when snow falls for 0.1 days.

What is the month with the shortest days in Bolinas?

The month with the shortest days in Bolinas, California, is December, with an average of 9.6h of daylight.

What is the month with the least sunshine in Bolinas?

The month with the least sunshine is December, with an average of 5.6h of sunshine.

Average temperature
Bolinas, CA

Average temperature - Bolinas, CA

The warmest month (with the highest average high temperature) is September (70.9°F).
The month with the lowest average high temperature is December (55.2°F).

The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is December (46°F).

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Average pressure
Bolinas, CA

Average pressure - Bolinas, CA

The month with the highest atmospheric pressure is January (30.13").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed
Bolinas, CA

Average wind speed - Bolinas, CA

The windiest months (with the highest average wind speed) are April and May (8.3mph).
The calmest month (with the lowest average wind speed) is November (5.9mph).

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Average rainfall
Bolinas, CA

Average rainfall - Bolinas, CA

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.08").

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Average rainfall days
Bolinas, CA

Average rainfall days - Bolinas, CA

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (2.3 days).

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Average snowfall days
Bolinas, CA

Average snowfall days - Bolinas, CA

The month with the highest number of snowfall days is December (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature
Bolinas, CA

Average sea temperature - Bolinas, CA

The best month for swimming (with the highest average sea temperature) is September (56.9°F).
The coldest month (with the lowest average sea temperature) is June (52.4°F).

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Average daylight / Average sunshine
Bolinas, CA

Average daylight / Average sunshine - Bolinas, CA

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

The month with the most sunshine is July (Average sunshine: 11.2h).
The month with the least sunshine is December (Average sunshine: 5.6h).

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Average sunshine days
Bolinas, CA

Average sunshine days - Bolinas, CA

Months with the most sunshine days are June and July (24.8 days).
The month with the least sunshine days is March (16.6 days).

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Average UV index
Bolinas, CA

Average UV index - Bolinas, CA

Months with the highest UV index are June, July, August and September (UV index 5).
Months with the lowest UV index are February, November and December (UV index 3).

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Average visibility
Bolinas, CA

Average visibility - Bolinas, CA

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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