July weather forecast
Isla Vista, CA

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Weather in July

July, like June, in Isla Vista, California, is a moderately hot summer month, with an average temperature ranging between min 61.2°F (16.2°C) and max 78.1°F (25.6°C).

Temperature

Isla Vista, California, transitions into July recording an average high-temperature of a still warm 78.1°F (25.6°C), closely aligning with the preceding month's temperature. In July, Isla Vista experiences an average nighttime temperature of 61.2°F (16.2°C).

Humidity

The average relative humidity in July is 61%.

Rainfall

In Isla Vista, in July, it is raining for 3.3 days, with typically 0.24" (6mm) of accumulated precipitation. In Isla Vista, during the entire year, the rain falls for 43.7 days and collects up to 7.68" (195mm) of precipitation.

Ocean temperature

July and August, with an average ocean temperature of 62.2°F (16.8°C), are months with the warmest seawater.
Note: The majority find it unenjoyable to swim in 62.2°F (16.8°C). Breathing becomes tougher as the water temperature descends under 69.8°F (21°C).

Daylight

In July, the average length of the day in Isla Vista, California, is 14h and 11min.
On the first day of the month, sunrise is at 5:51 am and sunset at 8:15 pm. On the last day of July, in Isla Vista, California, sunrise is at 6:10 am and sunset at 8:01 pm PDT.

Sunshine

June and July, with an average of 12h of sunshine, are months with the most sunshine.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index in Isla Vista. 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:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the temperature in July in Isla Vista?

An average high-temperature, in July, in Isla Vista, is 78.1°F (25.6°C) and the average low-temperature is 61.2°F (16.2°C).

What is the average humidity in July in Isla Vista?

In Isla Vista, the average relative humidity in July is 61%.

How much does it rain in Isla Vista in July?

In Isla Vista, in July, during 3.3 rainfall days, 0.24" (6mm) of precipitation is typically accumulated.

What are the months with the warmest ocean in Isla Vista?

July and August, with an average ocean temperature of 62.2°F (16.8°C), are months with the warmest seawater in Isla Vista.

What is the ocean temperature in July in Isla Vista?

In Isla Vista, California, in July, the average water temperature is 62.2°F (16.8°C). Swimming in 62.2°F (16.8°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in July in Isla Vista?

In Isla Vista, California, the average day length in July is 14h and 11min.

When is the sunrise / sunset in July in Isla Vista?

On the first day of July in Isla Vista, sunrise is at 5:51 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:01 pm PDT.

What are the months with the most sunshine in Isla Vista?

The months with the most sunshine in Isla Vista are June and July, with an average of 12h of sunshine.

How many hours of sunshine does Isla Vista have in July?

In Isla Vista, California, the average sunshine duration in July is 12h.

What is the month with the highest UV index in Isla Vista?

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

What is the UV index reading in July in Isla Vista?

In Isla Vista, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Isla Vista, CA

Average temperature in July - Isla Vista, CA
  • Average high temperature in July: 78.1°F

The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (60.6°F).

  • Average low temperature in July: 61.2°F

The month with the highest average low temperature is August (62.1°F).
The coldest month (with the lowest average low temperature) is February (47.7°F).

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Average pressure in July
Isla Vista, CA

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

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Average wind speed in July
Isla Vista, CA

Average wind speed in July - Isla Vista, CA
  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).

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Average humidity in July
Isla Vista, CA

Average humidity in July - Isla Vista, CA
  • Average humidity in July: 61%

The month with the highest relative humidity is March (64%).
The months with the lowest relative humidity are September, October and November (56%).

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Average rainfall in July
Isla Vista, CA

Average rainfall in July - Isla Vista, CA
  • Average rainfall in July: 0.24"

The wettest month (with the highest rainfall) is January (1.57").
The driest months (with the least rainfall) are June and August (0.08").

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Average rainfall days in July
Isla Vista, CA

Average rainfall days in July - Isla Vista, CA
  • Average rainfall days in July: 3.3 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.2 days).

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Average sea temperature in July
Isla Vista, CA

Average sea temperature in July - Isla Vista, CA
  • Average sea temperature in July: 62.1°F

The best month for swimming (with the highest average sea temperature) is August (62.2°F).
The coldest month (with the lowest average sea temperature) is April (55.7°F).

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Average daylight in July /
Average sunshine in July
Isla Vista, CA

Average daylight in July / Average sunshine in July - Isla Vista, 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 0min

The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

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Average sunshine days in July
Isla Vista, CA

Average sunshine days in July - Isla Vista, CA
  • Average sunshine days in July: 25.7 days

The month with the most sunshine days is August (28 days).
The month with the least sunshine days is February (21.6 days).

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Average UV index in July
Isla Vista, CA

Average UV index in July - Isla Vista, CA
  • Average UV index in July: 6

The months with the highest UV index are June, July, August and September (UV index 6).
The 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
Isla Vista, CA

Average cloud cover in July - Isla Vista, CA
  • Average cloud cover in July: 7

The month with the most cloud cover is March (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in July
Isla Vista, CA

Average visibility in July - Isla Vista, 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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Isla Vista, California, USA

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