July weather forecast
Chatsworth, CA

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Weather in July

July, like June, in Chatsworth, California, is a moderately hot summer month, with an average temperature fluctuating between 64°F (17.8°C) and 84.2°F (29°C).

Temperature

July's advent presents an average high-temperature of a still moderately hot 84.2°F (29°C), indicating a slight variation from the conditions of the previous month. Nighttime temperatures in Chatsworth consistently average a comfortable 64°F (17.8°C) during July.

Heat index

During July, the heat index is evaluated at a tropical 86°F (30°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

In Chatsworth, the average relative humidity in July is 54%.

Rainfall

Months with rainfall are January through May, July through December. July is the first month it rains. Throughout July, in the average 1.9 rainfall days, it receives 0.08" (2mm) of precipitation. In Chatsworth, California, during the entire year, the rain falls for 39.8 days and collects up to 7.52" (191mm) of precipitation.

Daylight

In July, the average length of the day in Chatsworth is 14h and 11min.
On the first day of the month, sunrise is at 5:46 am and sunset at 8:10 pm. On the last day of July, sunrise is at 6:05 am and sunset at 7:56 pm PDT.

Sunshine

The months with the most sunshine are June and July, with an average of 12.1h of sunshine.

UV index

The months with the highest UV index in Chatsworth are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in July interprets into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. 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. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

How hot is it in Chatsworth in July?

In Chatsworth, 84.2°F (29°C) is the average high-temperature and 64°F (17.8°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 86°F (30°C).

What is the average humidity in July in Chatsworth?

The average relative humidity in July is 54%.

When does it start to rain in Chatsworth?

July is the first month it rains in Chatsworth. Throughout July, in the average 1.9 rainfall days, it receives 0.08" (2mm) of precipitation.

How many hours of daylight does Chatsworth have in July?

The average day length in July in Chatsworth, California, is 14h and 11min.

When is the sunrise / sunset in July in Chatsworth?

In July, on the first day of the month, sunrise is at 5:46 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:56 pm PDT.

What is the month with the most sunshine in Chatsworth?

June and July, with an average of 12.1h of sunshine, are months with the most sunshine in Chatsworth, California.

How long on average sun shines in July in Chatsworth?

The average sunshine duration in July is 12.1h.

When is the highest UV index in Chatsworth?

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

What is the UV index reading in July in Chatsworth?

In Chatsworth, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Chatsworth, CA

Average temperature in July - Chatsworth, CA
  • Average high temperature in July: 84.2°F

The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in July: 64°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (46.2°F).

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Average pressure in July
Chatsworth, CA

Average pressure in July - Chatsworth, CA
  • Average pressure in July: 29.92"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in July
Chatsworth, CA

Average wind speed in July - Chatsworth, CA
  • Average wind speed in July: 4.9mph

The windiest months (with the highest average wind speed) are January and December (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

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Average humidity in July
Chatsworth, CA

Average humidity in July - Chatsworth, CA
  • Average humidity in July: 54%

The month with the highest relative humidity is June (58%).
The month with the lowest relative humidity is November (47%).

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Average rainfall in July
Chatsworth, CA

Average rainfall in July - Chatsworth, CA
  • Average rainfall in July: 0.08"

The wettest month (with the highest rainfall) is February (1.54").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in July
Chatsworth, CA

Average rainfall days in July - Chatsworth, CA
  • Average rainfall days in July: 1.9 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.8 days).

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Average daylight in July /
Average sunshine in July
Chatsworth, CA

Average daylight in July / Average sunshine in July - Chatsworth, CA
  • Average daylight in July: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in July: 12h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in July
Chatsworth, CA

Average sunshine days in July - Chatsworth, CA
  • Average sunshine days in July: 28 days

The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is February (22.9 days).

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Average UV index in July
Chatsworth, CA

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

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in July
Chatsworth, CA

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

The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in July
Chatsworth, CA

Average visibility in July - Chatsworth, 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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Chatsworth, California, USA

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