August weather forecast
Laguna Beach, CA

Share
The scenic Three Arch Bay spot on Laguna Beach in California
The scenic Three Arch Bay spot on Laguna Beach in California

Weather in August

The last month of the summer, August, is another warm month in Laguna Beach, California, with an average temperature fluctuating between 63.3°F (17.4°C) and 76.8°F (24.9°C).

Temperature

As July turns into August, the average high-temperatures rest at a still warm 76.8°F (24.9°C), showing a minor variation from the prior month. During August, the nighttime temperature averages to a comfortable 63.3°F (17.4°C).

Humidity

In August, the average relative humidity is 69%.

Rainfall

In Laguna Beach, California, during August, the rain falls for 4.1 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 69 rainfall days, and 9.09" (231mm) of precipitation is accumulated.

Ocean temperature

The months with the warmest seawater are July and August, with an average ocean temperature of 67.6°F (19.8°C).
Note: For most, swimming in 67.6°F (19.8°C) is not a pleasant experience. As the temperature falls from 69.8°F (21°C) to 59°F (15°C), controlling one's breathing becomes more difficult.

Daylight

The average length of the day in August is 13h and 22min.
On the first day of the month, sunrise is at 6:04 am and sunset at 7:50 pm. On the last day of August, sunrise is at 6:25 am and sunset at 7:17 pm PDT.

Sunshine

The month with the most sunshine is August, with an average of 11.9h of sunshine.

UV index

July through September, with an average maximum UV index of 6, are months with the highest UV index in Laguna Beach. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The high-temperature, in August, in Laguna Beach, is 76.8°F (24.9°C), while the low-temperature averages to 63.3°F (17.4°C).

What is the average humidity in August?

The average relative humidity in August is 69%.

How much does it rain in August?

In Laguna Beach, during August, the rain falls for 4.1 days and regularly aggregates up to 0.51" (13mm) of precipitation.

When is the ocean warmest in Laguna Beach?

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

How cold is the water in August?

In Laguna Beach, the average seawater temperature in August is 67.6°F (19.8°C). Swimming in 67.6°F (19.8°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 August?

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

When is the sunrise / sunset in August?

On the first day of August in Laguna Beach, sunrise is at 6:04 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:17 pm PDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 11.9h of sunshine.

How many hours of sunshine does Laguna Beach have in August?

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

When is the highest UV index?

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

What is the UV index reading in August?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Laguna Beach, CA

Average temperature in August - Laguna Beach, CA
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is September (77.4°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is February (50°F).

Average pressure in August
Laguna Beach, CA

Average pressure in August - Laguna Beach, CA
  • Average pressure in August: 29.89"Hg

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

Average wind speed in August
Laguna Beach, CA

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

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are August, September and October (5mph).

Average humidity in August
Laguna Beach, CA

Average humidity in August - Laguna Beach, CA
  • Average humidity in August: 69%

The month with the highest relative humidity is June (74%).
The month with the lowest relative humidity is November (59%).

Average rainfall in August
Laguna Beach, CA

Average rainfall in August - Laguna Beach, CA
  • Average rainfall in August: 0.51"

The wettest month (with the highest rainfall) is December (1.85").
The driest month (with the least rainfall) is June (0.12").

Average rainfall days in August
Laguna Beach, CA

Average rainfall days in August - Laguna Beach, CA
  • Average rainfall days in August: 4.1 days

The month with the highest number of rainy days is March (7.8 days).
The month with the least rainy days is June (3 days).

Average sea temperature in August
Laguna Beach, CA

Average sea temperature in August - Laguna 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).

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

Average daylight in August / Average sunshine in August - Laguna Beach, 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: 11h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in August
Laguna Beach, CA

Average sunshine days in August - Laguna Beach, CA
  • Average sunshine days in August: 22.8 days

The month with the most sunshine days is January (24.7 days).
The month with the least sunshine days is May (19.5 days).

Average UV index in August
Laguna Beach, CA

Average UV index in August - Laguna 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 January, February, March, November and December (UV index 4).

Average cloud cover in August
Laguna Beach, CA

Average cloud cover in August - Laguna Beach, CA
  • Average cloud cover in August: 11

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 11).

Average visibility in August
Laguna Beach, CA

Average visibility in August - Laguna 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).

Laguna Beach, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location