Climate and monthly weather forecast
August, CA

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Weather in January

August, California, USA - Weather January' itemprop='relatedLink'>January is a moderate winter month in August, California, with an average temperature varying between 41.5°F (5.3°C) and 56.8°F (13.8°C). August marks the onset of January with an average high-temperature of a refreshing 56.8°F (13.8°C), subtly divergent from December's 55.2°F (12.9°C). Weather in January »

Weather in February

August, California, USA - Weather February' itemprop='relatedLink'>February, the last month of the winter in August, is another mild month, with temperature in the range of an average high of 60.6°F (15.9°C) and an average low of 42.1°F (5.6°C). August records an average high-temperature of a still mild 60.6°F (15.9°C) in February, closely mirroring the climate of the previous month. Weather in February »

Weather in March

The first month of the spring, August, California, USA - Weather March' itemprop='relatedLink'>March, is a comfortable month in August, California, with an average temperature fluctuating between 43.9°F (6.6°C) and 64.9°F (18.3°C). March's arrival shows an average high-temperature of a still refreshing 64.9°F (18.3°C), hardly different from the previous month. Weather in March »

Weather in April

August, California, USA - Weather April' itemprop='relatedLink'>April is a pleasant spring month in August, California, with an average temperature varying between 47.1°F (8.4°C) and 71.2°F (21.8°C). August's transition into April brings a slight rise in the average high-temperature, moving from an enjoyable 64.9°F (18.3°C) in March to a pleasant 71.2°F (21.8°C). Weather in April »

Weather in May

August, California, USA - Weather May' itemprop='relatedLink'>May, the last month of the spring in August, is a moderately hot month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 51.8°F (11°C). May brings a slight elevation in the average high-temperature, transitioning from April's pleasant 71.2°F (21.8°C) to a moderately hot 78.4°F (25.8°C). Weather in May »

Weather in June

The first month of the summer, August, California, USA - Weather June' itemprop='relatedLink'>June, is a tropical month in August, California, with temperature in the range of an average high of 88.3°F (31.3°C) and an average low of 56.8°F (13.8°C). As August, California, transitions into June, the average high-temperature shows a change, moving from a warm 78.4°F (25.8°C) in May to a tropical 88.3°F (31.3°C). Weather in June »

Weather in July

August, California, USA - Weather July' itemprop='relatedLink'>July, like June, is another hot summer month in August, California, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 94.3°F (34.6°C). August notes the warmest temperatures in July, with a high average of 94.3°F (34.6°C) and a low of 59.4°F (15.2°C). In July, the heat index is estimated at a sweltering 100.4°F (38°C). Weather in July »

Weather in August

August, the last month of the summer in August, is another hot month, with temperature in the range of an average high of 93°F (33.9°C) and an average low of 59.5°F (15.3°C). August's transition from July to August introduces an average high-temperature of a still hot 93°F (33.9°C), marking an insignificant variation from the 94.3°F (34.6°C). Weather in August »

Weather in September

September, the first month of the autumn in August, is still a hot month, with an average temperature ranging between min 58.8°F (14.9°C) and max 88.7°F (31.5°C). August experiences a subtle adjustment in high-temperatures to a still hot 88.7°F (31.5°C) with the onset of September, maintaining near parity with August's 93°F (33.9°C). Weather in September »

Weather in October

October, like September, in August, California, is another warm autumn month, with temperature in the range of an average high of 77.4°F (25.2°C) and an average low of 54.1°F (12.3°C). October's arrival comes with a decrease in the average high-temperature, moving from a hot 88.7°F (31.5°C) in September to a moderately hot 77.4°F (25.2°C). Weather in October »

Weather in November

November, the last month of the autumn in August, is another comfortable month, with an average temperature fluctuating between 64.6°F (18.1°C) and 46.4°F (8°C). The transition into November involves a decrease in the average high-temperature, falling from a warm 77.4°F (25.2°C) in October to a refreshing 64.6°F (18.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a fresh month in August, California, with an average temperature ranging between min 41.2°F (5.1°C) and max 55.2°F (12.9°C). August witnesses the coldest weather in December, with temperatures averaging a high of 55.2°F (12.9°C) and a low of 41.2°F (5.1°C). Weather in December »
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month?

With an average relative humidity of 73%, January is the most humid month.

How much does it rain?

In August, during the entire year, the rain falls for 64.2 days and collects up to 11.34" (288mm) of precipitation.

When it does not snow?

In August, snow does not fall in January through November.

How many days does it snow?

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

What is the month with the lowest UV index?

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

What is the rainiest month?

The month with the most rainfall is February, when the rain falls for 7.9 days and typically aggregates up to 2.13" (54mm) of precipitation.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When are the longest days?

With an average of 14h and 48min of daylight, June has the longest days of the year.

What is the month with the highest UV index?

The months with the highest UV index in August are June and July, with an average maximum UV index of 7.

What month is the hottest?

August witnesses the warmest weather in July, with temperatures averaging a high of 94.3°F (34.6°C) and a low of 59.4°F (15.2°C).

What is the least humid month?

July is the least humid month, with an average relative humidity of 44%.

What month has the most sunshine in August?

The month with the most sunshine is July, with an average of 12.2h of sunshine.

What is the driest month in August?

August is the only month when rain does not fall.

When does it rain?

Months with rainfall are January through July, September through December.

What are the coldest months?

August's December weather reaches an average high of 55.2°F (12.9°C) and an average low of 41.2°F (5.1°C), making it the coldest month.

When does it snow?

The only month with snowfall is December.

What is the snowiest month?

December has the most snowfall days of the year. Snow falls for 0.1 days.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 36min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.9h of sunshine.

Average temperature
August, CA

Average temperature - August, CA

The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is December (55.2°F).

The month with the highest average low temperature is August (59.5°F).
The coldest month (with the lowest average low temperature) is December (41.2°F).

Average pressure
August, CA

Average pressure - August, CA

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
August, CA

Average wind speed - August, CA

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

Average rainfall
August, CA

Average rainfall - August, CA

The wettest month (with the highest rainfall) is February (2.13").
The driest month (with the least rainfall) is August (0").

Average rainfall days
August, CA

Average rainfall days - August, CA

The month with the highest number of rainy days is March (12 days).
The month with the least rainy days is August (0.7 days).

Average snowfall days
August, CA

Average snowfall days - August, CA

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

Average daylight / Average sunshine
August, CA

Average daylight / Average sunshine - August, CA

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days
August, CA

Average sunshine days - August, CA

The month with the most sunshine days is August (30.2 days).
The month with the least sunshine days is March (17.8 days).

Average UV index
August, CA

Average UV index - August, CA

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average visibility
August, CA

Average visibility - August, CA

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

August, California, USA

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