August weather forecast
Shell Beach, CA

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Weather in August

August, the last month of the summer in Shell Beach, is also a moderately hot month, with an average temperature varying between 78.8°F (26°C) and 59.2°F (15.1°C).

Temperature

The arrival of August sees a recorded average high-temperature of a still warm 78.8°F (26°C), showing little divergence from the previous month's conditions. In August, Shell Beach experiences an average nighttime temperature of 59.2°F (15.1°C).

Humidity

In Shell Beach, California, the average relative humidity in August is 64%.

Rainfall

June and August are months with the least rain when the rain falls for 0.8 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Shell Beach, the average length of the day in August is 13h and 26min.
On the first day of the month, sunrise is at 6:12 am and sunset at 8:05 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:30 pm PDT.

Sunshine

The months with the most sunshine in Shell Beach, California, are June through August, with an average of 12h of sunshine.

UV index

June and August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the usual temperature for Shell Beach in August?

In August, the average high-temperature and low-temperature in Shell Beach are 78.8°F (26°C) and 59.2°F (15.1°C) respectively.

What is the average humidity in August in Shell Beach?

The average relative humidity in August in Shell Beach, California, is 64%.

What is the driest month in Shell Beach?

June and August are months with the least rain in Shell Beach, California, when the rain falls for 0.8 days and typically aggregates up to 0.04" (1mm) of rain.

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

In Shell Beach, California, in August, it is raining for 0.8 days, with typically 0.04" (1mm) of accumulated precipitation.

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

In August, the average day length in Shell Beach is 13h and 26min.

When are sunrise and sunset in August in Shell Beach?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:05 pm. On the last day of the month, in Shell Beach, sunrise is at 6:35 am and sunset at 7:30 pm PDT.

What are the months with the most sunshine in Shell Beach?

June through August, with an average of 12h of sunshine, are months with the most sunshine in Shell Beach.

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

In August, the average sunshine duration in Shell Beach is 12h.

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

June and August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in August in Shell Beach?

In Shell Beach, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Shell Beach, CA

Average temperature in August - Shell Beach, CA
  • Average high temperature in August: 78.8°F

The warmest month (with the highest average high temperature) is September (79.5°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in August: 59.2°F

The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (46°F).

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Average pressure in August
Shell Beach, CA

Average pressure in August - Shell Beach, CA
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

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Average wind speed in August
Shell Beach, CA

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

The windiest months (with the highest average wind speed) are April and May (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in August
Shell Beach, CA

Average humidity in August - Shell Beach, CA
  • Average humidity in August: 64%

The month with the highest relative humidity is March (68%).
The month with the lowest relative humidity is October (58%).

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Average rainfall in August
Shell Beach, CA

Average rainfall in August - Shell Beach, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is March (1.61").
The driest months (with the least rainfall) are June and August (0.04").

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Average rainfall days in August
Shell Beach, CA

Average rainfall days in August - Shell Beach, CA
  • Average rainfall days in August: 0.8 days

The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is August (0.8 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 12h and 0min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

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Average sunshine days in August
Shell Beach, CA

Average sunshine days in August - Shell Beach, CA
  • Average sunshine days in August: 29.6 days

The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is February (21 days).

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Average UV index in August
Shell Beach, CA

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

The months with the highest UV index are June and August (UV index 6).
The 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
Shell Beach, CA

Average cloud cover in August - Shell Beach, CA
  • Average cloud cover in August: 6

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in August
Shell Beach, CA

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

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