Monthly weather forecast and climate
Berkeley, CA

the neon-lit iconic Berkeley University Sather Tower in California
the neon-lit iconic Berkeley University Sather Tower in California

Weather in January

January, the same as December, in Berkeley, California, is another mild winter month, with average temperature fluctuating between 56.3°F (13.5°C) and 44.2°F (6.8°C). In January, the average high-temperature is essentially the same as in December - a still mild 56.3°F (13.5°C). Weather in January »

Weather in February

February, the last month of the winter, in Berkeley, is another mild month, with average temperature ranging between max 58.8°F (14.9°C) and min 45°F (7.2°C). In February, the average high-temperature is practically the same as in January - a still moderate 58.8°F (14.9°C). Weather in February »

Weather in March

The first month of the spring, March, is an enjoyable month in Berkeley, California, with average temperature fluctuating between 46.4°F (8°C) and 60.8°F (16°C). In March, the average high-temperature is relatively the same as in February - a comfortable 60.8°F (16°C). Weather in March »

Weather in April

April, the same as March, is another comfortable spring month in Berkeley, California, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 65.3°F (18.5°C). In April, the average high-temperature is essentially the same as in March - a still enjoyable 65.3°F (18.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Berkeley, California, with average temperature fluctuating between 50.5°F (10.3°C) and 68°F (20°C). In Berkeley, the average high-temperature is relatively the same as in April - an agreeable 68°F (20°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Berkeley, California, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 73.8°F (23.2°C). In June, the average high-temperature slightly increases, from an agreeable 68°F (20°C) in May, to a warm 73.8°F (23.2°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Berkeley, California, with temperature in the range of an average low of 55°F (12.8°C) and an average high of 75.6°F (24.2°C). In July, the average high-temperature is almost the same as in June - a still warm 75.6°F (24.2°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Berkeley, California, with average temperature fluctuating between 75.7°F (24.3°C) and 56.7°F (13.7°C). In Berkeley, the average high-temperature in August is practically the same as in July - a still warm 75.7°F (24.3°C). Weather in August »

Weather in September

September, the first month of the autumn, in Berkeley, is still a warm month, with average temperature ranging between min 56.8°F (13.8°C) and max 76.6°F (24.8°C). The warmest month is September, with an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 56.8°F (13.8°C). Weather in September »

Weather in October

October, the same as September, in Berkeley, California, is an agreeable autumn month, with average temperature varying between 54.9°F (12.7°C) and 70.7°F (21.5°C). In Berkeley, the average high-temperature slightly decreases, from a moderately hot 76.6°F (24.8°C) in September, to an agreeable 70.7°F (21.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Berkeley, is also an enjoyable month, with average temperature varying between 49.5°F (9.7°C) and 62.4°F (16.9°C). In November, the average high-temperature marginally drops, from a pleasant 70.7°F (21.5°C) in October, to a comfortable 62.4°F (16.9°C). Weather in November »

Weather in December

December, the first month of the winter, in Berkeley, is still a mild month, with average temperature ranging between min 44.6°F (7°C) and max 55.4°F (13°C). With an average high-temperature of 55.4°F (13°C) and an average low-temperature of 44.6°F (7°C), December is the coldest month. Weather in December »
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FAQ

How much does it rain in Berkeley?

In Berkeley, during the entire year, the rain falls for 55.6 days and collects up to 5.24" (133mm) of precipitation.

When is the lowest UV index in Berkeley?

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

What is the wettest month in Berkeley?

The month with the most rainfall is February when the rain falls for 6.2 days and typically aggregates up to 1.1" (28mm) of precipitation.

What is the most humid month in Berkeley?

The most humid month in Berkeley, California, is March, with an average relative humidity of 75%.

What are the months with the highest UV index in Berkeley?

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

What is the driest month in Berkeley?

Months with the least rainfall in Berkeley are June through September Rain falls for 1.6 days and accumulates 0.08" (2mm) of rain.

When are the longest days in Berkeley?

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

What month has the most sunshine in Berkeley?

The month with the most sunshine is July, with an average of 11.9h of sunshine.

What is the warmest month in Berkeley?

September is the warmest month in Berkeley, California, with an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 56.8°F (13.8°C).

What is the least humid month in Berkeley?

October is the least humid month in Berkeley, California, with an average relative humidity of 64%.

What is the coldest month in Berkeley?

December is the coldest month in Berkeley, California, with an average high-temperature of 55.4°F (13°C) and an average low-temperature of 44.6°F (7°C).

What is the month with the shortest days in Berkeley?

December has the shortest days of the year in Berkeley, with an average of 9.6h of daylight.

What is the month with the least sunshine in Berkeley?

The month with the least sunshine is December, with an average of 5.8h of sunshine.

Average temperature
Berkeley, CA

Average temperature - Berkeley, CA

The warmest month (with the highest average high temperature) is September (76.6°F).
The month with the lowest average high temperature is December (55.4°F).

The month with the highest average low temperature is September (56.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

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Average pressure
Berkeley, CA

Average pressure - Berkeley, 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
Berkeley, CA

Average wind speed - Berkeley, CA

The windiest month (with the highest average wind speed) is May (7.3mph).
The calmest month (with the lowest average wind speed) is November (5mph).

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Average rainfall
Berkeley, CA

Average rainfall - Berkeley, CA

The wettest month (with the highest rainfall) is February (1.1").
The driest months (with the least rainfall) are June, July, August and September (0.08").

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Average rainfall days
Berkeley, CA

Average rainfall days - Berkeley, CA

The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (1.5 days).

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Average daylight / Average sunshine
Berkeley, CA

Average daylight / Average sunshine - Berkeley, 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: 11.9h).
The month with the least sunshine is December (Average sunshine: 5.8h).

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Average sunshine days
Berkeley, CA

Average sunshine days - Berkeley, CA

The month with the most sunshine days is October (26 days).
The month with the least sunshine days is February (20.5 days).

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Average UV index
Berkeley, CA

Average UV index - Berkeley, CA

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

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Average visibility
Berkeley, CA

Average visibility - Berkeley, 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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