July weather forecast and climate
Aliso Viejo, CA

Weather in July

July, like June, in Aliso Viejo, California, is another warm summer month, with average temperature fluctuating between 78.4°F (25.8°C) and 63.1°F (17.3°C).

Temperature

In July, the average high-temperature is relatively the same as in June - a still warm 78.4°F (25.8°C). In Aliso Viejo, in July, the average low-temperature is 63.1°F (17.3°C).

Humidity

In July, the average relative humidity is 67%.

Rainfall

In July, the rain falls for 5.5 days. Throughout July, 0.43" (11mm) of precipitation is accumulated. Throughout the year, in Aliso Viejo, there are 66.3 rainfall days, and 5.67" (144mm) of precipitation is accumulated.

Daylight

The average length of the day in Aliso Viejo is 14.1h.

Sunshine

Months with the most sunshine in Aliso Viejo are July and August, with an average of 12h of sunshine.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index in Aliso Viejo, California. A UV Index reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in July in Aliso Viejo?

In July, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 63.1°F (17.3°C).

What is the average humidity in July in Aliso Viejo?

The average relative humidity in July in Aliso Viejo, California, is 67%.

How much does it rain in Aliso Viejo in July?

In Aliso Viejo, California, in July, during 5.5 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

What is the average length of the day in July in Aliso Viejo?

In July, the average length of the day in Aliso Viejo, California, is 14.1h.

What is the month with the most sunshine in Aliso Viejo?

Months with the most sunshine are July and August, with an average of 12h of sunshine.

How many hours of sunshine does Aliso Viejo have in July?

In July, the average sunshine is 12h.

What is the month with the highest UV index in Aliso Viejo?

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

What is the UV index intensity in July in Aliso Viejo?

The average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in July
Aliso Viejo, CA

Average temperature in July - Aliso Viejo, CA
  • Average high temperature in July: 78.4°F

The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (62.8°F).

  • Average low temperature in July: 63.1°F

The month with the highest average low temperature is August (64.4°F).
The coldest month (with the lowest average low temperature) is February (49.6°F).

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Average pressure in July
Aliso Viejo, CA

Average pressure in July - Aliso Viejo, CA
  • Average pressure in July: 29.91"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.88").

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Average wind speed in July
Aliso Viejo, CA

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

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 and October (4.7mph).

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Average humidity in July
Aliso Viejo, CA

Average humidity in July - Aliso Viejo, CA
  • Average humidity in July: 67%

The month with the highest relative humidity is June (71%).
The month with the lowest relative humidity is November (56%).

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Average rainfall in July
Aliso Viejo, CA

Average rainfall in July - Aliso Viejo, CA
  • Average rainfall in July: 0.43"

The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in July
Aliso Viejo, CA

Average rainfall days in July - Aliso Viejo, CA
  • Average rainfall days in July: 5.5 days

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is June (2.6 days).

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Average daylight in July /
Average sunshine in July
Aliso Viejo, CA

Average daylight in July / Average sunshine in July - Aliso Viejo, CA
  • Average daylight in July: 14.1h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in July: 12h

Months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.6h).

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Average sunshine days in July
Aliso Viejo, CA

Average sunshine days in July - Aliso Viejo, CA
  • Average sunshine days in July: 21.8 days

The month with the most sunshine days is January (24.1 days).
The month with the least sunshine days is February (19.6 days).

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Average UV index in July
Aliso Viejo, CA

Average UV index in July - Aliso Viejo, CA
  • Average UV index in July: 6

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in July
Aliso Viejo, CA

Average cloud cover in July - Aliso Viejo, CA
  • Average cloud cover in July: 10

Months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in July
Aliso Viejo, CA

Average visibility in July - Aliso Viejo, CA
  • Average visibility in July: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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