Monthly weather forecast and climate
Westport, CA

Weather in January

January, like December, in Westport, California, is a cool winter month, with average temperature ranging between max 54.9°F (12.7°C) and min 46.9°F (8.3°C). In January, the average high-temperature is practically the same as in December - a still fresh 54.9°F (12.7°C). Weather in January »

Weather in February

February, the last month of the winter, in Westport, is also a fresh month, with average temperature varying between 54.3°F (12.4°C) and 45.5°F (7.5°C). February and December, with an average high-temperature of 54.3°F (12.4°C), are the coldest months. Weather in February »

Weather in March

March, the first month of the spring, in Westport, is also a fresh month, with average temperature fluctuating between 45.7°F (7.6°C) and 54.9°F (12.7°C). In March, the average high-temperature is essentially the same as in February - a still fresh 54.9°F (12.7°C). Weather in March »

Weather in April

April in Westport, California, is a mild spring month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 56.8°F (13.8°C). In Westport, the average high-temperature in April is almost the same as in March - a moderate 56.8°F (13.8°C). Weather in April »

Weather in May

May, the last month of the spring, in Westport, is another mild month, with average temperature varying between 59.7°F (15.4°C) and 49.6°F (9.8°C). In May, the average high-temperature is almost the same as in April - a still mild 59.7°F (15.4°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Westport, California, with average temperature varying between 63.9°F (17.7°C) and 52.5°F (11.4°C). In Westport, the average high-temperature is practically the same as in May - a comfortable 63.9°F (17.7°C). Weather in June »

Weather in July

July, the same as June, is another enjoyable summer month in Westport, California, with average temperature ranging between min 54.5°F (12.5°C) and max 66.4°F (19.1°C). In Westport, the average high-temperature is practically the same as in June - a still enjoyable 66.4°F (19.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another comfortable month in Westport, California, with average temperature fluctuating between 66.4°F (19.1°C) and 55°F (12.8°C). In Westport, the average high-temperature in August remains the same as in July - a still enjoyable 66.4°F (19.1°C). Weather in August »

Weather in September

September, the first month of the autumn, in Westport, is also an enjoyable month, with average temperature ranging between min 54.9°F (12.7°C) and max 67.5°F (19.7°C). The warmest month is September, with an average high-temperature of 67.5°F (19.7°C) and an average low-temperature of 54.9°F (12.7°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Westport, California, with average temperature fluctuating between 63°F (17.2°C) and 52.9°F (11.6°C). In Westport, California, the average high-temperature is relatively the same as in September - a still comfortable 63°F (17.2°C). Weather in October »

Weather in November

November, the last month of the autumn, in Westport, is also a moderate month, with average temperature fluctuating between 57.7°F (14.3°C) and 49.1°F (9.5°C). In November, the average high-temperature is practically the same as in October - a mild 57.7°F (14.3°C). Weather in November »

Weather in December

December, the first month of the winter, in Westport, is still a cool month, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 46.2°F (7.9°C). February and December, with an average high-temperature of 54.3°F (12.4°C), are the coldest months. Weather in December »
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FAQ

How many days does it rain in Westport?

In Westport, California, during the entire year, the rain falls for 68.4 days and collects up to 9.53" (242mm) of precipitation.

How much does it snow in Westport?

Throughout the year, 0.04" (1mm) of snow is accumulated.

When it does not snow in Westport?

January, March through December are months without snowfall.

When is the lowest UV index in Westport?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Westport.

What is the coldest month in Westport?

The coldest months in Westport, California, are February and December, with an average high-temperature of 54.3°F (12.4°C).

When does it snow in Westport?

February is the only month when snow falls in Westport, California.

When does it snow the most in Westport?

February is the month with the most snowfall in Westport. Snow falls for 0.1 days and accumulates 0.04" (1mm) of snow.

What are the most humid months in Westport?

March, May and August, with an average relative humidity of 80%, are most humid months in Westport, California.

What is the driest month in Westport?

June through August are months with the least rain when the rain falls for 1.8 days and typically aggregates up to 0.08" (2mm) of rain.

When are the longest days in Westport?

The month with the longest days in Westport, California, is June, with an average of 14.9h of daylight.

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

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

What is the month with the most sunshine in Westport?

Months with the most sunshine are July and August, with an average of 11.8h of sunshine.

What is the warmest month in Westport?

The warmest month in Westport is September, with an average high-temperature of 67.5°F (19.7°C) and an average low-temperature of 54.9°F (12.7°C).

What is the least humid month in Westport?

With an average relative humidity of 75%, October is the least humid month in Westport, California.

What is the wettest month in Westport?

The month with the most rainfall in Westport, California, is December when the rain falls for 10.4 days and typically aggregates up to 1.77" (45mm) of precipitation.

What is the month with the shortest days in Westport?

December has the shortest days of the year in Westport, California, with an average of 9.4h of daylight.

What is the month with the least sunshine in Westport?

The month with the least sunshine is December, with an average of 5.5h of sunshine.

Average temperature
Westport, CA

Average temperature - Westport, CA

The warmest month (with the highest average high temperature) is September (67.5°F).
Months with the lowest average high temperature are February and December (54.3°F).

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is February (45.5°F).

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Average pressure
Westport, CA

Average pressure - Westport, CA

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is August (29.93").

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Average wind speed
Westport, CA

Average wind speed - Westport, CA

The windiest month (with the highest average wind speed) is June (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

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Average humidity
Westport, CA

Average humidity - Westport, CA

Months with the highest relative humidity are March, May and August (80%).
The month with the lowest relative humidity is October (75%).

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Average rainfall
Westport, CA

Average rainfall - Westport, CA

The wettest month (with the highest rainfall) is December (1.77").
The driest months (with the least rainfall) are June, July and August (0.08").

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Average rainfall days
Westport, CA

Average rainfall days - Westport, CA

The month with the highest number of rainy days is March (11.4 days).
Months with the least rainy days are June and August (1.8 days).

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Average snowfall
Westport, CA

Average snowfall - Westport, CA

The month with the highest snowfall is February (0.04").
Months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days
Westport, CA

Average snowfall days - Westport, CA

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

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Average daylight / Average sunshine
Westport, CA

Average daylight / Average sunshine - Westport, CA

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

Months with the most sunshine are July and August (Average sunshine: 11.8h).
The month with the least sunshine is December (Average sunshine: 5.5h).

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Average sunshine days
Westport, CA

Average sunshine days - Westport, CA

The month with the most sunshine days is July (28.2 days).
The month with the least sunshine days is March (18.4 days).

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Average UV index
Westport, CA

Average UV index - Westport, CA

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

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Average visibility
Westport, CA

Average visibility - Westport, 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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