July weather forecast
Porter Ranch, CA

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Weather in July

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

Temperature

The ushering in of July brings an average high-temperature of a still moderately hot 84.2°F (29°C), closely mirroring the 79.3°F (26.3°C) of June. In Porter Ranch, the average nighttime temperature during July is a refreshing 64°F (17.8°C).

Heat index

The heat index value during July is appraised at a tropical 86°F (30°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.
Heat index values are typically calculated for conditions of shade and a light breeze. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In July, the average relative humidity is 54%.

Rainfall

January through May, July through December are months with rainfall. July is the first month it rains in Porter Ranch. Throughout July, in the average 1.9 rainfall days, it receives 0.08" (2mm) of precipitation. Throughout the year, there are 39.8 rainfall days, and 7.52" (191mm) of precipitation is accumulated.

Daylight

The average length of the day in July in Porter Ranch 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, in Porter Ranch, California, sunrise is at 6:05 am and sunset at 7:56 pm PDT.

Sunshine

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

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index in Porter Ranch, California. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 6 in July translates into these instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

How hot is it in Porter Ranch in July?

In Porter Ranch, 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. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 86°F (30°C).

What is the average humidity in July in Porter Ranch?

In July, the average relative humidity in Porter Ranch, California, is 54%.

When does it start raining in Porter Ranch?

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

How many hours of daylight does Porter Ranch have in July?

In July, the average day length is 14h and 11min.

When are sunrise and sunset in July in Porter Ranch?

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, in Porter Ranch, sunrise is at 6:05 am and sunset at 7:56 pm PDT.

What is the month with the most sunshine in Porter Ranch?

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

How long on average sun shines in July in Porter Ranch?

In Porter Ranch, California, the average sunshine duration in July is 12.1h.

What is the month with the highest UV index in Porter Ranch?

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

What is the UV index reading in July in Porter Ranch?

The average daily maximum UV index in July in Porter Ranch is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
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
Porter Ranch, CA

Average temperature in July - Porter Ranch, 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
Porter Ranch, CA

Average pressure in July - Porter Ranch, 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
Porter Ranch, CA

Average wind speed in July - Porter Ranch, 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
Porter Ranch, CA

Average humidity in July - Porter Ranch, 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
Porter Ranch, CA

Average rainfall in July - Porter Ranch, 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
Porter Ranch, CA

Average rainfall days in July - Porter Ranch, 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
Porter Ranch, CA

Average daylight in July / Average sunshine in July - Porter Ranch, 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
Porter Ranch, CA

Average sunshine days in July - Porter Ranch, 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
Porter Ranch, CA

Average UV index in July - Porter Ranch, 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
Porter Ranch, CA

Average cloud cover in July - Porter Ranch, 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
Porter Ranch, CA

Average visibility in July - Porter Ranch, 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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Porter Ranch, California, USA

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