August weather forecast
Ventura, CA

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A view of the city of Ventura in California from atop the Grant Park, with a distant calm Pacific ocean
A view of the city of Ventura in California from atop the Grant Park, with a distant calm Pacific ocean

Weather in August

Ventura’s August weather draws a lot of comparison with the previous month, July. It replicates its high temperatures and continues the trend of warm, dry, and sunny days. Worthy of note is the sea temperature, which peaks this month to a comfortable 64.1°F (17.8°C), attracting beach lovers and swimmers in throngs. Despite the persistent sunshine, the coastal city retains its overall pleasant weather due to breezes flowing in from the sea.

Temperature

Ventura's warmest period falls in August and September, when the average high-temperatures ascend to 74.3°F (23.5°C).

Humidity

In August, the average relative humidity is 66%.

Rainfall

In August, in Ventura, the rain falls for 2.1 days. Throughout August, 0.16" (4mm) of precipitation is accumulated. In Ventura, during the entire year, the rain falls for 47.8 days and collects up to 6.97" (177mm) of precipitation.

Ocean temperature

The month with the warmest seawater in Ventura is August, with an average ocean temperature of 64°F (17.8°C).
Note: For most individuals, swimming in 64°F (17.8°C) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

In August, the average length of the day is 13h and 23min.
On the first day of August in Ventura, sunrise is at 6:08 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:23 pm PDT.

Sunshine

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

UV index

The month with the highest UV index is August, 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 radiation for ordinary individuals.
Note: A maximum high UV index of 6 in August translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. 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. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
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Frequently asked questions

What is the hottest time of year in Ventura?

Ventura's peak temperatures tend to occur in August and September, with an average high-temperature of 74.3°F (23.5°C).

What is the usual temperature for Ventura in August?

The high-temperature during August is 74.3°F (23.5°C) and the low-temperature is 62.6°F (17°C).

What is the average humidity in August in Ventura?

The average relative humidity in August in Ventura is 66%.

How many days does it rain in August in Ventura?

In Ventura, California, in August, during 2.1 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When is the ocean warmest in Ventura?

With an average ocean temperature of 64°F (17.8°C), August is the month with the warmest seawater in Ventura.

What is the ocean temperature in August in Ventura?

In Ventura, California, in August, the average water temperature is 64°F (17.8°C). For most, swimming in 64°F (17.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Ventura have in August?

In August, the average day length in Ventura, California, is 13h and 23min.

What time are sunrise and sunset in August in Ventura?

In August, on the first day of the month, sunrise is at 6:08 am and sunset at 7:57 pm. On the last day of the month, in Ventura, sunrise is at 6:30 am and sunset at 7:23 pm PDT.

What are the months with the most sunshine in Ventura?

July and August, with an average of 12h of sunshine, are months with the most sunshine in Ventura, California.

How long on average sun shines in August in Ventura?

The average sunshine duration in August is 12h.

What is the month with the highest UV index in Ventura?

With an average maximum UV index of 6, August is the month with the highest UV index in Ventura.

What is the UV index intensity in August in Ventura?

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

Average temperature in August
Ventura, CA

Average temperature in August - Ventura, CA
  • Average high temperature in August: 74.3°F

The warmest months (with the highest average high temperature) are August and September (74.3°F).
The month with the lowest average high temperature is February (59°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is August (62.6°F).
The coldest month (with the lowest average low temperature) is February (48.9°F).

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Average pressure in August
Ventura, CA

Average pressure in August - Ventura, CA
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.9"Hg).

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Average wind speed in August
Ventura, CA

Average wind speed in August - Ventura, CA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).

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Average humidity in August
Ventura, CA

Average humidity in August - Ventura, CA
  • Average humidity in August: 66%

The months with the highest relative humidity are June and July (69%).
The month with the lowest relative humidity is November (56%).

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Average rainfall in August
Ventura, CA

Average rainfall in August - Ventura, CA
  • Average rainfall in August: 0.16"

The wettest month (with the highest rainfall) is January (1.34").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in August
Ventura, CA

Average rainfall days in August - Ventura, CA
  • Average rainfall days in August: 2.1 days

The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is August (2.1 days).

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Average sea temperature in August
Ventura, CA

Average sea temperature in August - Ventura, CA
  • Average sea temperature in August: 64.1°F

The best month for swimming (with the highest average sea temperature) is August (64.1°F).
The coldest month (with the lowest average sea temperature) is April (56.7°F).

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Average daylight in August /
Average sunshine in August
Ventura, CA

Average daylight in August / Average sunshine in August - Ventura, CA
  • Average daylight in August: 13h and 2min

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 August: 12h and 0min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

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Average sunshine days in August
Ventura, CA

Average sunshine days in August - Ventura, CA
  • Average sunshine days in August: 22.9 days

The month with the most sunshine days is October (26 days).
The month with the least sunshine days is July (20.4 days).

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Average UV index in August
Ventura, CA

Average UV index in August - Ventura, CA
  • Average UV index in August: 6

The month with the highest UV index is August (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in August
Ventura, CA

Average cloud cover in August - Ventura, CA
  • Average cloud cover in August: 5

The month with the most cloud cover is March (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in August
Ventura, CA

Average visibility in August - Ventura, CA
  • Average visibility in August: 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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Ventura, California, USA

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