Climate and monthly weather forecast
Campbell, CA

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The long roads in the crowded city of Campbell, California
The long roads in the crowded city of Campbell, California

Weather in January

January, like December, is another mild winter month in Campbell, California, with an average temperature ranging between max 58.5°F (14.7°C) and min 43.9°F (6.6°C). January's advent notes a subtle adjustment in average high-temperature to a still mild 58.5°F (14.7°C) from December. Weather in January »

Weather in February

February, the last month of the winter in Campbell, is another mild month, with temperature in the range of an average high of 59.5°F (15.3°C) and an average low of 43.5°F (6.4°C). Campbell observes an average high-temperature of a still moderate 59.5°F (15.3°C) in February, barely different from 58.5°F (14.7°C) in January. Weather in February »

Weather in March

March, the first month of the spring in Campbell, is an enjoyable month, with an average temperature varying between 44.1°F (6.7°C) and 62.2°F (16.8°C). March experiences an average high-temperature of a still refreshing 62.2°F (16.8°C), barely different from February's 59.5°F (15.3°C). Weather in March »

Weather in April

April, the same as March, is another enjoyable spring month in Campbell, California, with an average temperature ranging between max 66°F (18.9°C) and min 45.5°F (7.5°C). As Campbell, California, steps into April, the average high-temperature is measured at a still comfortable 66°F (18.9°C), displaying minor differences from March's 62.2°F (16.8°C). Weather in April »

Weather in May

May, the last month of the spring in Campbell, is a pleasant month, with an average temperature ranging between max 69.6°F (20.9°C) and min 48.4°F (9.1°C). The start of May marks an average high-temperature of a pleasant 69.6°F (20.9°C), hardly distinguishable from the conditions in April. Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Campbell, California, with an average temperature varying between 52.3°F (11.3°C) and 77.2°F (25.1°C). The onset of June brings a minor temperature shift, with the average high-temperature moving from an agreeable 69.6°F (20.9°C) in May to a warm 77.2°F (25.1°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Campbell, California, with an average temperature ranging between min 54.7°F (12.6°C) and max 80.8°F (27.1°C). Campbell's warmest month, July, registers temperatures that range from a high of 80.8°F (27.1°C) to a low of 54.7°F (12.6°C). July's heat index is appraised at 82.4°F (28°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Campbell, California, with an average temperature ranging between max 80.4°F (26.9°C) and min 55.9°F (13.3°C). The beginning of August records an average high-temperature of a still warm 80.4°F (26.9°C), marking a negligible difference from July's 80.8°F (27.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Campbell, California, with an average temperature fluctuating between 78.4°F (25.8°C) and 55.6°F (13.1°C). As August transitions into September, the average high-temperature rests at a still warm 78.4°F (25.8°C), maintaining a close resemblance to the previous month. Weather in September »

Weather in October

October, like September, is an agreeable autumn month in Campbell, California, with temperature in the range of an average high of 72.3°F (22.4°C) and an average low of 53.1°F (11.7°C). Campbell's October weather features a light decline in high-temperatures, reducing from a moderately hot 78.4°F (25.8°C) in September to an agreeable 72.3°F (22.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Campbell, California, with an average temperature varying between 64°F (17.8°C) and 47.7°F (8.7°C). A subtle shift in Campbell's weather is observed as October turns into November, with the average high temperature reducing from an agreeable 72.3°F (22.4°C) to a comfortable 64°F (17.8°C). Weather in November »

Weather in December

The first month of the winter, December, is still a mild month in Campbell, California, with an average temperature ranging between max 56.7°F (13.7°C) and min 43.7°F (6.5°C). Campbell's December weather, marked by an average high temperature of 56.7°F (13.7°C) and an average low temperature of 43.7°F (6.5°C), is the coldest in the year. Weather in December »
Updated: Feb 9, 2024 | Published by: Weather U.S. | Resources

Frequently asked questions

How many days does it rain in Campbell?

Throughout the year, in Campbell, California, there are 68.6 rainfall days, and 11.57" (294mm) of precipitation is accumulated.

When is the lowest UV index in Campbell?

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

What is the wettest month in Campbell?

February is the month with the most rainfall in Campbell, California. Rain falls for 8.2 days and accumulates 2.2" (56mm) of precipitation.

What is the most humid month in Campbell?

With an average relative humidity of 74%, March is the most humid month in Campbell, California.

When is Daylight Saving Time (DST) in Campbell?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Campbell, 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 in Campbell?

With an average of 14h and 42min of daylight, June has the longest days of the year in Campbell, California.

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

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

What part of the year is the hottest in Campbell?

In Campbell, July is identified by the average highest temperatures, reaching a peak of 80.8°F (27.1°C) and a low of 54.7°F (12.6°C).

What is the least humid month in Campbell?

July and September, with an average relative humidity of 62%, are the least humid months in Campbell.

What is the driest month in Campbell?

The months with the least rainfall are July and August Rain falls for 1.4 days and accumulates 0.04" (1mm) of rain.

What month has the most sunshine in Campbell?

July has the most sunshine of the year in Campbell, California, with an average of 12.1h of sunshine.

What are the coldest months in Campbell?

In Campbell, December is known for its average lowest temperatures, reaching a high of 56.7°F (13.7°C) and a low of 43.7°F (6.5°C).

What is the month with the shortest days in Campbell?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Campbell?

The month with the least sunshine in Campbell is December, with an average of 6h of sunshine.

Average temperature
Campbell, CA

Average temperature - Campbell, CA

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (56.7°F).

The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is February (43.5°F).

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Average pressure
Campbell, CA

Average pressure - Campbell, CA

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

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Average wind speed
Campbell, CA

Average wind speed - Campbell, CA

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest months (with the lowest average wind speed) are August, September, October and November (4.5mph).

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Average humidity
Campbell, CA

Average humidity - Campbell, CA

The month with the highest relative humidity is March (74%).
The months with the lowest relative humidity are July and September (62%).

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Average rainfall
Campbell, CA

Average rainfall - Campbell, CA

The wettest month (with the highest rainfall) is February (2.2").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days
Campbell, CA

Average rainfall days - Campbell, CA

The month with the highest number of rainy days is March (12.5 days).
The month with the least rainy days is August (0.9 days).

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Average daylight / Average sunshine
Campbell, CA

Average daylight / Average sunshine - Campbell, CA

The month with the longest days is June (Average daylight: 14h and 42min).
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 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days
Campbell, CA

Average sunshine days - Campbell, CA

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index
Campbell, CA

Average UV index - Campbell, CA

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
Campbell, CA

Average visibility - Campbell, 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).

[Resources]

Campbell, California, USA

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