August weather forecast and climate
Coronado, CA

Weather in August

August, the last month of the summer, in Coronado, is a warm month, with average temperature fluctuating between 65.5°F (18.6°C) and 75.6°F (24.2°C).

Temperature

With an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 65.5°F (18.6°C), August is the warmest month.

Humidity

In Coronado, the average relative humidity is 72%.

Rainfall

In Coronado, during August, the rain falls for 3.2 days and regularly aggregates up to 0.28" (7mm) of precipitation. Throughout the year, there are 64.5 rainfall days, and 9.02" (229mm) of precipitation is accumulated.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 68°F (20°C).
Note: For most, swimming in 68°F (20°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).

Daylight

In August, the average length of the day in Coronado is 13.3h.

Sunshine

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

UV index

Months with the highest UV index in Coronado, California, are July through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Coronado?

The warmest month in Coronado, California, is August, with an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 65.5°F (18.6°C).

What is the temperature in August in Coronado?

In Coronado, in August, the average high-temperature is 75.6°F (24.2°C), and the average low-temperature is 65.5°F (18.6°C).

What is the average humidity in August in Coronado?

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

How many days does it rain in August in Coronado?

In August, the rain falls for 3.2 days. Throughout August, 0.28" (7mm) of precipitation is accumulated.

What month is the ocean warmest in Coronado?

The month with the warmest seawater in Coronado is August, with an average ocean temperature of 68°F (20°C).

How cold is the water in August in Coronado?

In Coronado, in August, the average water temperature is 68°F (20°C). Swimming in 68°F (20°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Coronado have in August?

The average length of the day in August is 13.3h.

What is the month with the most sunshine in Coronado?

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

How many hours of sunshine does Coronado have in August?

In Coronado, California, the average sunshine in August is 11.9h.

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

Months with the highest UV index in Coronado, California, are July through September, with an average maximum UV index of 6.

How high is the UV index in August in Coronado?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.

Average temperature in August
Coronado, CA

Average temperature in August - Coronado, CA
  • Average high temperature in August: 75.6°F

The warmest month (with the highest average high temperature) is August (75.6°F).
Months with the lowest average high temperature are February and December (63°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (53.1°F).

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Average pressure in August
Coronado, CA

Average pressure in August - Coronado, CA
  • Average pressure in August: 29.89"

The month with the highest atmospheric pressure is January (30.09").
Months with the lowest atmospheric pressure are June and September (29.88").

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Average wind speed in August
Coronado, CA

Average wind speed in August - Coronado, CA
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is October (5.5mph).

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Average humidity in August
Coronado, CA

Average humidity in August - Coronado, CA
  • Average humidity in August: 72%

The month with the highest relative humidity is June (76%).
Months with the lowest relative humidity are January and November (61%).

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Average rainfall in August
Coronado, CA

Average rainfall in August - Coronado, CA
  • Average rainfall in August: 0.28"

The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in August
Coronado, CA

Average rainfall days in August - Coronado, CA
  • Average rainfall days in August: 3.2 days

The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is June (2.8 days).

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Average sea temperature in August
Coronado, CA

Average sea temperature in August - Coronado, CA
  • Average sea temperature in August: 67.9°F

The best month for swimming (with the highest average sea temperature) is August (67.9°F).
The coldest month (with the lowest average sea temperature) is February (58.7°F).

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

Average daylight in August / Average sunshine in August - Coronado, CA
  • Average daylight in August: 13.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in August: 11.9h

Months with the most sunshine are July and August (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in August
Coronado, CA

Average sunshine days in August - Coronado, CA
  • Average sunshine days in August: 24.8 days

The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is February (20.1 days).

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Average UV index in August
Coronado, CA

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

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

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Average cloud cover in August
Coronado, CA

Average cloud cover in August - Coronado, CA
  • Average cloud cover in August: 9

Months with the most cloud cover are March, May 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
Coronado, CA

Average visibility in August - Coronado, CA
  • Average visibility in August: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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