July 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 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).

Temperature

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).

Heat index

July's heat index is appraised at 82.4°F (28°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

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

Rainfall

July and August are months with the least rain when the rain falls for 1.4 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

The average length of the day in July in Campbell, California, is 14h and 26min.
On the first day of the month, sunrise is at 5:51 am and sunset at 8:32 pm. On the last day of July, sunrise is at 6:12 am and sunset at 8:16 pm PDT.

Sunshine

The month with the most sunshine in Campbell is July, with an average of 12.1h of sunshine.

UV index

The months with the highest UV index in Campbell are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In July, the UV index of 6 transforms into the following advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

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 usual temperature for Campbell in July?

In Campbell, 80.8°F (27.1°C) is the average high-temperature and 54.7°F (12.6°C) is the average low-temperature during July. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in July is appraised at 82.4°F (28°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 average humidity in July in Campbell?

In July, the average relative humidity in Campbell, California, is 62%.

What is the driest month in Campbell?

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

How many days does it rain in July in Campbell?

In Campbell, California, during July, the rain falls for 1.4 days and regularly aggregates up to 0.04" (1mm) of precipitation.

What is the average length of the day in July in Campbell?

The average day length in July in Campbell, California, is 14h and 26min.

When are sunrise and sunset in July in Campbell?

In July, on the first day of the month, sunrise is at 5:51 am and sunset at 8:32 pm. On the last day of the month, in Campbell, California, sunrise is at 6:12 am and sunset at 8:16 pm PDT.

What month has the most sunshine in Campbell?

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

How many hours of sunshine does Campbell have in July?

The average sunshine duration in July in Campbell, California, is 12.1h.

What are the months 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 is the UV index intensity in July in Campbell?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Campbell, CA

Average temperature in July - Campbell, CA
  • Average high temperature in July: 80.8°F

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).

  • Average low temperature in July: 54.7°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 in July
Campbell, CA

Average pressure in July - Campbell, CA
  • Average pressure in July: 29.93"Hg

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 in July
Campbell, CA

Average wind speed in July - Campbell, CA
  • Average wind speed in July: 4.7mph

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 in July
Campbell, CA

Average humidity in July - Campbell, CA
  • Average humidity in July: 62%

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 in July
Campbell, CA

Average rainfall in July - Campbell, CA
  • Average rainfall in July: 0.04"

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 in July
Campbell, CA

Average rainfall days in July - Campbell, CA
  • Average rainfall days in July: 1.4 days

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 in July /
Average sunshine in July
Campbell, CA

Average daylight in July / Average sunshine in July - Campbell, CA
  • Average daylight in July: 14h and 2min

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).

  • Average sunshine in July: 12h and 1min

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 in July
Campbell, CA

Average sunshine days in July - Campbell, CA
  • Average sunshine days in July: 28.5 days

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 in July
Campbell, CA

Average UV index in July - Campbell, CA
  • Average UV index in July: 6

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 cloud cover in July
Campbell, CA

Average cloud cover in July - Campbell, CA
  • Average cloud cover in July: 6

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 6).

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Average visibility in July
Campbell, CA

Average visibility in July - Campbell, CA
  • Average visibility in July: 6mi

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).

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Campbell, California, USA

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