July weather forecast
San Fernando, CA

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Weather in July

July, the same as June, is another warm summer month in San Fernando, California, with an average temperature fluctuating between 64°F (17.8°C) and 84.2°F (29°C).

Temperature

The introduction of July sees an average high-temperature of a still moderately hot 84.2°F (29°C), hardly deviating from June. The average low-temperature, in July, is an enjoyable 64°F (17.8°C).

Heat index

Throughout July, the heat index is estimated at a tropical 86°F (30°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important 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 San Fernando, the average relative humidity in July is 54%.

Rainfall

January through May, July through December are months with rainfall. July is the first month it rains. 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

In San Fernando, the average length of the day in July is 14h and 11min.
On the first day of July, sunrise is at 5:45 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:55 pm PDT.

Sunshine

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

UV index

The months with the highest UV index in San Fernando 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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in July converts into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

How hot is July in San Fernando?

In July, the average high-temperature and low-temperature in San Fernando are 84.2°F (29°C) and 64°F (17.8°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in July is estimated at 86°F (30°C).

What is the average humidity in July in San Fernando?

The average relative humidity in July in San Fernando is 54%.

When does it start raining in San Fernando?

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

What is the average length of the day in July in San Fernando?

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

When is the sunrise / sunset in July in San Fernando?

In July, on the first day of the month, sunrise is at 5:45 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:55 pm PDT.

What are the months with the most sunshine in San Fernando?

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

How long on average sun shines in July in San Fernando?

In San Fernando, California, the average sunshine duration in July is 12.1h.

What is the month with the highest UV index in San Fernando?

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

How high is the UV index in July in San Fernando?

In San Fernando, California, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes 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
San Fernando, CA

Average temperature in July - San Fernando, 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
San Fernando, CA

Average pressure in July - San Fernando, 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
San Fernando, CA

Average wind speed in July - San Fernando, 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
San Fernando, CA

Average humidity in July - San Fernando, 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
San Fernando, CA

Average rainfall in July - San Fernando, 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
San Fernando, CA

Average rainfall days in July - San Fernando, 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
San Fernando, CA

Average daylight in July / Average sunshine in July - San Fernando, 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
San Fernando, CA

Average sunshine days in July - San Fernando, 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
San Fernando, CA

Average UV index in July - San Fernando, 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
San Fernando, CA

Average cloud cover in July - San Fernando, 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
San Fernando, CA

Average visibility in July - San Fernando, 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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San Fernando, California, USA

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