August weather forecast
Huntington Beach, CA

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The beautiful Huntington Beach, California, with a view of the pier and houses
The beautiful Huntington Beach, California, with a view of the pier and houses

Weather in August

The last month of the summer, August, is also a moderately hot month in Huntington Beach, California, with an average temperature fluctuating between 75°F (23.9°C) and 64.8°F (18.2°C).

Temperature

August and September are the warmest months, with an average high-temperature of 75°F (23.9°C).

Humidity

In Huntington Beach, California, the average relative humidity in August is 72%.

Rainfall

In Huntington Beach, during August, the rain falls for 3.3 days and regularly aggregates up to 0.28" (7mm) of precipitation. Throughout the year, there are 62.4 rainfall days, and 8.94" (227mm) 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.
Note: Swimming in water of 67.6°F (19.8°C) is not enjoyable for the majority of individuals. Breathing control becomes increasingly challenging as the temperature dips from 69.8°F (21°C) to 59°F (15°C).

Daylight

In August, the average length of the day in Huntington Beach is 13h and 22min.
On the first day of August, sunrise is at 6:04 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:18 pm PDT.

Sunshine

The months with the most sunshine in Huntington Beach are July and August, with an average of 11.9h of sunshine.

UV index

The months with the highest UV index are July 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 exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 6 in August transforms into this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What is the hottest time of year in Huntington Beach?

The warmest period in Huntington Beach is usually observed in August and September, with the average high-temperature peaking at 75°F (23.9°C).

What are August temperatures in Huntington Beach?

August temperatures vary between a high-temperature of 75°F (23.9°C) and a low-temperature of 64.8°F (18.2°C).

What is the average humidity in August in Huntington Beach?

In Huntington Beach, the average relative humidity in August is 72%.

How much does it rain in Huntington Beach in August?

In Huntington Beach, California, in August, it is raining for 3.3 days, with typically 0.28" (7mm) of accumulated precipitation.

What months are the ocean warmest in Huntington Beach?

The months with the warmest seawater in Huntington Beach, 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 Huntington Beach?

In Huntington Beach, California, in August, the average water temperature 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).

What is the average length of the day in August in Huntington Beach?

In August, the average day length in Huntington Beach is 13h and 22min.

When is the sunrise / sunset in August in Huntington Beach?

On the first day of August, sunrise is at 6:04 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:18 pm PDT.

What is the month with the most sunshine in Huntington Beach?

July and August, with an average of 11.9h of sunshine, are months with the most sunshine.

How long on average sun shines in August in Huntington Beach?

In Huntington Beach, California, the average sunshine duration in August is 11.9h.

What is the month with the highest UV index in Huntington Beach?

July through September, with an average maximum UV index of 6, are months with the highest UV index in Huntington Beach, California.

How high is the UV index in August in Huntington Beach?

In Huntington Beach, California, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's 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 August
Huntington Beach, CA

Average temperature in August - Huntington Beach, CA
  • Average high temperature in August: 75°F

The warmest months (with the highest average high temperature) are August and September (75°F).
The month with the lowest average high temperature is December (62.2°F).

  • Average low temperature in August: 64.8°F

The months with the highest average low temperature are August and September (64.8°F).
The coldest month (with the lowest average low temperature) is February (53.2°F).

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Average pressure in August
Huntington Beach, CA

Average pressure in August - Huntington Beach, CA
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).

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Average wind speed in August
Huntington Beach, CA

Average wind speed in August - Huntington Beach, CA
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).

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Average humidity in August
Huntington Beach, CA

Average humidity in August - Huntington Beach, CA
  • Average humidity in August: 72%

The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is November (60%).

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Average rainfall in August
Huntington Beach, CA

Average rainfall in August - Huntington Beach, CA
  • Average rainfall in August: 0.28"

The wettest month (with the highest rainfall) is December (1.85").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in August
Huntington Beach, CA

Average rainfall days in August - Huntington Beach, CA
  • Average rainfall days in August: 3.3 days

The month with the highest number of rainy days is March (7.9 days).
The month with the least rainy days is June (3.1 days).

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Average sea temperature in August
Huntington Beach, CA

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

The best months for swimming (with the highest average sea temperature) are July and August (67.7°F).
The coldest month (with the lowest average sea temperature) is January (58.5°F).

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Average daylight in August /
Average sunshine in August
Huntington Beach, CA

Average daylight in August / Average sunshine in August - Huntington Beach, 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: 10h and 0min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in August
Huntington Beach, CA

Average sunshine days in August - Huntington Beach, CA
  • Average sunshine days in August: 25 days

The month with the most sunshine days is August (25 days).
The month with the least sunshine days is February (19.5 days).

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Average UV index in August
Huntington Beach, CA

Average UV index in August - Huntington Beach, CA
  • Average UV index in August: 6

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

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Average cloud cover in August
Huntington Beach, CA

Average cloud cover in August - Huntington Beach, CA
  • Average cloud cover in August: 9

The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in August
Huntington Beach, CA

Average visibility in August - Huntington Beach, 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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Huntington Beach, California, USA

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