Monthly weather forecast and climate
Buellton, CA

Weather in January

January, the same as December, is another enjoyable winter month in Buellton, California, with average temperature fluctuating between 49.3°F (9.6°C) and 63°F (17.2°C). In Buellton, California, the average high-temperature in January is essentially the same as in December - a still comfortable 63°F (17.2°C). Weather in January »

Weather in February

February, the last month of the winter, in Buellton, is another comfortable month, with average temperature fluctuating between 62.1°F (16.7°C) and 47.8°F (8.8°C). In Buellton, the average high-temperature is essentially the same as in January - a still enjoyable 62.1°F (16.7°C). Weather in February »

Weather in March

The first month of the spring, March, is still a comfortable month in Buellton, California, with average temperature varying between 64°F (17.8°C) and 48.7°F (9.3°C). In Buellton, the average high-temperature in March is almost the same as in February - a still comfortable 64°F (17.8°C). Weather in March »

Weather in April

April, the same as March, is another enjoyable spring month in Buellton, California, with average temperature fluctuating between 66.9°F (19.4°C) and 50.4°F (10.2°C). In Buellton, the average high-temperature is almost the same as in March - a still comfortable 66.9°F (19.4°C). Weather in April »

Weather in May

May, the last month of the spring, in Buellton, is a pleasant month, with average temperature varying between 69.6°F (20.9°C) and 52.3°F (11.3°C). In Buellton, California, the average high-temperature in May is practically the same as in April - an agreeable 69.6°F (20.9°C). Weather in May »

Weather in June

June, the first month of the summer, in Buellton, is a moderately hot month, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 74.5°F (23.6°C). In June, the average high-temperature is almost the same as in May - a warm 74.5°F (23.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Buellton, California, with temperature in the range of an average high of 78.3°F (25.7°C) and an average low of 59.7°F (15.4°C). In July, the average high-temperature is practically the same as in June - a still moderately hot 78.3°F (25.7°C). Weather in July »

Weather in August

August, the last month of the summer, in Buellton, is another warm month, with average temperature varying between 78.8°F (26°C) and 60.8°F (16°C). August is the warmest month, with an average high-temperature of 78.8°F (26°C) and an average low-temperature of 60.8°F (16°C). Weather in August »

Weather in September

September, the first month of the autumn, in Buellton, is still a warm month, with average temperature fluctuating between 77.5°F (25.3°C) and 61.2°F (16.2°C). In Buellton, the average high-temperature is essentially the same as in August - a still warm 77.5°F (25.3°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Buellton, California, with average temperature ranging between max 73.6°F (23.1°C) and min 57.9°F (14.4°C). In October, the average high-temperature is almost the same as in September - a still warm 73.6°F (23.1°C). Weather in October »

Weather in November

November, the last month of the autumn, in Buellton, is also an enjoyable month, with average temperature varying between 67.5°F (19.7°C) and 52.9°F (11.6°C). In Buellton, the average high-temperature marginally drops, from a warm 73.6°F (23.1°C) in October, to a comfortable 67.5°F (19.7°C). Weather in November »

Weather in December

December, the first month of the winter, in Buellton, is also an enjoyable month, with average temperature ranging between min 48.6°F (9.2°C) and max 61.2°F (16.2°C). With an average high-temperature of 61.2°F (16.2°C) and an average low-temperature of 48.6°F (9.2°C), December is the coldest month. Weather in December »
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FAQ

How much does it rain in Buellton?

Throughout the year, there are 37.7 rainfall days, and 5.98" (152mm) of precipitation is accumulated.

What is the wettest month in Buellton?

January is the month with the most rainfall. Rain falls for 4.8 days and accumulates 1.38" (35mm) of precipitation.

What is the month with the least sunshine in Buellton?

The month with the least sunshine in Buellton is February, with an average of 6.6h of sunshine.

What is the most humid month in Buellton?

March is the most humid month in Buellton, with an average relative humidity of 67%.

What is the driest month in Buellton?

The month with the least rainfall in Buellton, California, is June when the rain falls for 1 days and typically collects 0.04" (1mm) of precipitation.

When are the longest days in Buellton?

June has the longest days of the year in Buellton, with an average of 14.5h of daylight.

What is the month with the most sunshine in Buellton?

June and July, with an average of 12h of sunshine, are months with the most sunshine in Buellton.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the warmest month in Buellton?

August is the warmest month in Buellton, California, with an average high-temperature of 78.8°F (26°C) and an average low-temperature of 60.8°F (16°C).

What is the least humid month in Buellton?

October and November, with an average relative humidity of 58%, are the least humid months.

What is the coldest month in Buellton?

December is the coldest month in Buellton, California, with an average high-temperature of 61.2°F (16.2°C) and an average low-temperature of 48.6°F (9.2°C).

What is the month with the shortest days in Buellton?

The month with the shortest days is December, with an average of 9.9h of daylight.

When is the lowest UV index in Buellton?

The month with the lowest UV index in Buellton is December, with an average maximum UV index of 3.

Average temperature
Buellton, CA

Average temperature - Buellton, CA

The warmest month (with the highest average high temperature) is August (78.8°F).
The month with the lowest average high temperature is December (61.2°F).

The month with the highest average low temperature is September (61.2°F).
The coldest month (with the lowest average low temperature) is February (47.8°F).

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Average pressure
Buellton, CA

Average pressure - Buellton, CA

The month with the highest atmospheric pressure is January (30.11").
Months with the lowest atmospheric pressure are June, August and September (29.91").

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Average wind speed
Buellton, CA

Average wind speed - Buellton, CA

The windiest month (with the highest average wind speed) is May (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity
Buellton, CA

Average humidity - Buellton, CA

The month with the highest relative humidity is March (67%).
Months with the lowest relative humidity are October and November (58%).

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Average rainfall
Buellton, CA

Average rainfall - Buellton, CA

The wettest month (with the highest rainfall) is January (1.38").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days
Buellton, CA

Average rainfall days - Buellton, CA

The month with the highest number of rainy days is March (6.2 days).
The month with the least rainy days is August (0.8 days).

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Average daylight / Average sunshine
Buellton, CA

Average daylight / Average sunshine - Buellton, CA

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.9h).

Months with the most sunshine are June and July (Average sunshine: 12h).
The month with the least sunshine is February (Average sunshine: 6.6h).

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Average sunshine days
Buellton, CA

Average sunshine days - Buellton, CA

The month with the most sunshine days is August (29 days).
The month with the least sunshine days is February (22.3 days).

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Average visibility
Buellton, CA

Average visibility - Buellton, 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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