August weather forecast
Moss Beach, CA

Weather in August

August, the last month of the summer in Moss Beach, is also an enjoyable month, with an average temperature varying between 65.8°F (18.8°C) and 55.9°F (13.3°C).

Temperature

In Moss Beach, the average high-temperature in August is practically the same as in July - a still enjoyable 65.8°F (18.8°C). In Moss Beach, California, the average low-temperature is 55.9°F (13.3°C).

Humidity

The most humid month in Moss Beach is August, with an average relative humidity of 82%.

Rainfall

In Moss Beach, in August, during 6 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In Moss Beach, during the entire year, the rain falls for 77.3 days and collects up to 6.81" (173mm) of precipitation.

Ocean temperature

In Moss Beach, the average water temperature is 56.1°F (13.4°C).
Note: Swimming in 56.1°F (13.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

In August, the average length of the day is 13h and 34min.
On the first day of August in Moss Beach, sunrise is at 6:14 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:41 pm PDT.

Sunshine

In Moss Beach, the average sunshine in August is 10.7h.

UV index

June, August and September, with an average maximum UV index of 5, are months with the highest UV index in Moss Beach. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
[Resources]

FAQ

What is the temperature in August in Moss Beach?

The average high-temperature, in August, in Moss Beach, California, is 65.8°F (18.8°C), while the average low-temperature is 55.9°F (13.3°C).

What is the most humid month in Moss Beach?

With an average relative humidity of 82%, August is the most humid month in Moss Beach, California.

What is the average humidity in August in Moss Beach?

The average relative humidity in August in Moss Beach, California, is 82%.

How many days does it rain in August in Moss Beach?

In Moss Beach, California, during August, the rain falls for 6 days and regularly aggregates up to 0.16" (4mm) of precipitation.

How cold is the water in August in Moss Beach?

In August, the average ocean temperature is 56.1°F (13.4°C). Swimming in 56.1°F (13.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Moss Beach have in August?

The average day length in August is 13h and 34min.

When are sunrise and sunset in August in Moss Beach?

In August, on the first day of the month, sunrise is at 6:14 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:41 pm PDT.

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

In Moss Beach, the average sunshine duration in August is 10.7h.

When is the highest UV index in Moss Beach?

The months with the highest UV index are June, August and September, with an average maximum UV index of 5.

What is the UV index intensity in August in Moss Beach?

In Moss Beach, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Moss Beach, CA

Average temperature in August - Moss Beach, CA
  • Average high temperature in August: 65.8°F

The warmest month (with the highest average high temperature) is September (67.5°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in August: 55.9°F

The month with the highest average low temperature is September (56.8°F).
The coldest months (with the lowest average low temperature) are January and February (48.7°F).

[Resources]

Average pressure in August
Moss Beach, CA

Average pressure in August - Moss Beach, CA
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

[Resources]

Average wind speed in August
Moss Beach, CA

Average wind speed in August - Moss Beach, CA
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are August and September (6.8mph).

[Resources]

Average humidity in August
Moss Beach, CA

Average humidity in August - Moss Beach, CA
  • Average humidity in August: 82%

The month with the highest relative humidity is August (82%).
The months with the lowest relative humidity are November and December (72%).

[Resources]

Average rainfall in August
Moss Beach, CA

Average rainfall in August - Moss Beach, CA
  • Average rainfall in August: 0.16"

The wettest month (with the highest rainfall) is February (1.34").
The driest months (with the least rainfall) are June, July and September (0.12").

[Resources]

Average rainfall days in August
Moss Beach, CA

Average rainfall days in August - Moss Beach, CA
  • Average rainfall days in August: 6 days

The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is September (3.6 days).

[Resources]

Average sea temperature in August
Moss Beach, CA

Average sea temperature in August - Moss Beach, CA
  • Average sea temperature in August: 56.1°F

The best month for swimming (with the highest average sea temperature) is September (56.9°F).
The coldest month (with the lowest average sea temperature) is June (52.4°F).

[Resources]

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

Average daylight in August / Average sunshine in August - Moss Beach, CA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

[Resources]

Average sunshine days in August
Moss Beach, CA

Average sunshine days in August - Moss Beach, CA
  • Average sunshine days in August: 18.7 days

The month with the most sunshine days is October (24.5 days).
The month with the least sunshine days is August (18.7 days).

[Resources]

Average UV index in August
Moss Beach, CA

Average UV index in August - Moss Beach, CA
  • Average UV index in August: 5

The months with the highest UV index are June, August and September (UV index 5).
The months with the lowest UV index are February and December (UV index 3).

[Resources]

Average cloud cover in August
Moss Beach, CA

Average cloud cover in August - Moss Beach, CA
  • Average cloud cover in August: 29

The month with the most cloud cover is March (Cloud cover 39).
The months with the least cloud cover are September and October (Cloud cover 21).

[Resources]

Average visibility in August
Moss Beach, CA

Average visibility in August - Moss 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location