August weather forecast
Avalon, CA

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Weather in August

The last month of the summer, August, is also an enjoyable month in Avalon, California, with an average temperature ranging between max 66.7°F (19.3°C) and min 62.1°F (16.7°C).

Temperature

The advent of August denotes an average high-temperature of a still refreshing 66.7°F (19.3°C), subtly different from July's 65.5°F (18.6°C). Nighttime temperatures hover around an average low of 62.1°F (16.7°C) in August, a slight descent from daytime highs.

Humidity

The average relative humidity in August is 85%.

Rainfall

In Avalon, during August, the rain falls for 4.8 days and regularly aggregates up to 0.31" (8mm) of precipitation. Throughout the year, in Avalon, there are 69.5 rainfall days, and 7.76" (197mm) of precipitation is accumulated.

Ocean temperature

July and August, with an average ocean temperature of 67.6°F (19.8°C), are months with the warmest seawater in Avalon.
Note: Swimming in 67.6°F (19.8°C) is not an enjoyable experience for most. Breathing becomes progressively more challenging as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

In August, the average length of the day in Avalon is 13h and 21min.
On the first day of August in Avalon, sunrise is at 6:06 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:19 pm PDT.

Sunshine

The month with the most sunshine in Avalon, California, is August, with an average of 10.5h of sunshine.

UV index

June through October, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 5 during August translates into the following guidance:
Exercise prevention - Warding off sunburn is urged. The solar radiation around mid-day is intense; avoid the Sun and stay safe. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What are August temperatures in Avalon?

During August, Avalon experiences an average high-temperature of 66.7°F (19.3°C) and a low-temperature of 62.1°F (16.7°C).

What is the average humidity in August in Avalon?

In August, the average relative humidity in Avalon, California, is 85%.

How many days does it rain in August in Avalon?

In Avalon, in August, during 4.8 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

What months are the ocean warmest in Avalon?

The months with the warmest seawater in Avalon, California, are July and August, with an average ocean temperature of 67.6°F (19.8°C).

What is the ocean temperature in August in Avalon?

In Avalon, the average seawater temperature in August is 67.6°F (19.8°C). For swimming, a surface water temperature of 67.6°F (19.8°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Avalon have in August?

The average day length in August in Avalon, California, is 13h and 21min.

What time are sunrise and sunset in August in Avalon?

In August, on the first day of the month, sunrise is at 6:06 am and sunset at 7:52 pm. On the last day of the month, in Avalon, sunrise is at 6:27 am and sunset at 7:19 pm PDT.

What month has the most sunshine in Avalon?

With an average of 10.5h of sunshine, August has the most sunshine of the year in Avalon.

How long on average sun shines in August in Avalon?

In August, the average sunshine duration in Avalon, California, is 10.5h.

What are the months with the highest UV index in Avalon?

The months with the highest UV index in Avalon, California, are June through October, with an average maximum UV index of 5.

How high is the UV index in August in Avalon?

In August, the average daily maximum UV index in Avalon is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.

Average temperature in August
Avalon, CA

Average temperature in August - Avalon, CA
  • Average high temperature in August: 66.7°F

The warmest month (with the highest average high temperature) is September (67.8°F).
The month with the lowest average high temperature is February (59.4°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is September (63.1°F).
The coldest month (with the lowest average low temperature) is March (54.9°F).

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Average pressure in August
Avalon, CA

Average pressure in August - Avalon, CA
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (29.9"Hg).

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Average wind speed in August
Avalon, CA

Average wind speed in August - Avalon, CA
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are June and July (6.8mph).

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Average humidity in August
Avalon, CA

Average humidity in August - Avalon, CA
  • Average humidity in August: 85%

The months with the highest relative humidity are June and July (86%).
The month with the lowest relative humidity is December (68%).

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Average rainfall in August
Avalon, CA

Average rainfall in August - Avalon, CA
  • Average rainfall in August: 0.31"

The wettest month (with the highest rainfall) is December (1.54").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in August
Avalon, CA

Average rainfall days in August - Avalon, CA
  • Average rainfall days in August: 4.8 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is September (4.7 days).

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Average sea temperature in August
Avalon, CA

Average sea temperature in August - Avalon, CA
  • Average sea temperature in August: 67.7°F

The best month for swimming (with the highest average sea temperature) is August (67.7°F).
The coldest months (with the lowest average sea temperature) are January and February (58.7°F).

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

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in August
Avalon, CA

Average sunshine days in August - Avalon, CA
  • Average sunshine days in August: 22.6 days

The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is June (19.6 days).

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Average UV index in August
Avalon, CA

Average UV index in August - Avalon, CA
  • Average UV index in August: 5

The months with the highest UV index are June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, March, April, May, November and December (UV index 4).

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Average cloud cover in August
Avalon, CA

Average cloud cover in August - Avalon, CA
  • Average cloud cover in August: 28

The month with the most cloud cover is June (Cloud cover 40).
The months with the least cloud cover are October and November (Cloud cover 21).

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Average visibility in August
Avalon, CA

Average visibility in August - Avalon, 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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Avalon, California, USA

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