August weather forecast
Big Bear Lake, CA

Big Bear Lake, California, with close rocks amid trees, and mountains in the distance
Big Bear Lake, California, with close rocks amid trees, and mountains in the distance

Weather in August

August, the last month of the summer in Big Bear Lake, is another hot month, with an average temperature fluctuating between 88.5°F (31.4°C) and 66.9°F (19.4°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still tropical 88.5°F (31.4°C). In Big Bear Lake, in August, the average low-temperature is 66.9°F (19.4°C).

Humidity

The least humid month in Big Bear Lake, California, is August, with an average relative humidity of 29%.

Rainfall

In August, in Big Bear Lake, the rain falls for 3.7 days. Throughout August, 0.35" (9mm) of precipitation is accumulated. In Big Bear Lake, during the entire year, the rain falls for 41.6 days and collects up to 7.8" (198mm) of precipitation.

Snowfall

In Big Bear Lake, California, snow does not fall in June through October.

Daylight

In August, the average length of the day in Big Bear Lake is 13h and 23min.
On the first day of August, sunrise is at 5:58 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:15 pm PDT.

Sunshine

The average sunshine in August in Big Bear Lake is 12h.

UV index

In August, the average daily maximum UV index in Big Bear Lake is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in August transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.
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FAQ

What is the least humid month in Big Bear Lake?

The least humid month is August, with an average relative humidity of 29%.

What is the average humidity in August in Big Bear Lake?

In Big Bear Lake, California, the average relative humidity in August is 29%.

How much does it rain in Big Bear Lake in August?

In August, in Big Bear Lake, California, the rain falls for 3.7 days. Throughout August, 0.35" (9mm) of precipitation is accumulated.

When it does not snow in Big Bear Lake?

In Big Bear Lake, snow does not fall in June through October.

What is the average length of the day in August in Big Bear Lake?

In Big Bear Lake, the average day length in August is 13h and 23min.

When are sunrise and sunset in August in Big Bear Lake?

On the first day of August, sunrise is at 5:58 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:15 pm PDT.

How long on average sun shines in August in Big Bear Lake?

The average sunshine duration in August in Big Bear Lake is 12h.

What is the UV index intensity in August in Big Bear Lake?

The average daily maximum UV index in August in Big Bear Lake, California, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in August
Big Bear Lake, CA

Average temperature in August - Big Bear Lake, CA
  • Average high temperature in August: 88.5°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in August: 66.9°F

The month with the highest average low temperature is August (66.9°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in August
Big Bear Lake, CA

Average pressure in August - Big Bear Lake, CA
  • Average pressure in August: 29.85"

The month with the highest atmospheric pressure is January (30.1").
The month with the lowest atmospheric pressure is June (29.82").

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Average wind speed in August
Big Bear Lake, CA

Average wind speed in August - Big Bear Lake, CA
  • Average wind speed in August: 5.8mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

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Average humidity in August
Big Bear Lake, CA

Average humidity in August - Big Bear Lake, CA
  • Average humidity in August: 29%

The month with the highest relative humidity is December (52%).
The month with the lowest relative humidity is August (29%).

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Average rainfall in August
Big Bear Lake, CA

Average rainfall in August - Big Bear Lake, CA
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is December (1.26").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in August
Big Bear Lake, CA

Average rainfall days in August - Big Bear Lake, CA
  • Average rainfall days in August: 3.7 days

The month with the highest number of rainy days is July (5 days).
The month with the least rainy days is June (1.4 days).

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Average snowfall in August
Big Bear Lake, CA

Average snowfall in August - Big Bear Lake, CA
  • Average snowfall in August: 0"

The month with the highest snowfall is December (6.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Big Bear Lake, CA

Average snowfall days in August - Big Bear Lake, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Big Bear Lake, CA

Average daylight in August / Average sunshine in August - Big Bear Lake, CA
  • Average daylight in August: 13h and 23min

The month with the longest days is June (Average daylight: 14h and 25min).
The month with the shortest days is December (Average daylight: 9h and 55min).

  • Average sunshine in August: 12h

The months with the most sunshine are June and July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.9h).

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Average sunshine days in August
Big Bear Lake, CA

Average sunshine days in August - Big Bear Lake, CA
  • Average sunshine days in August: 24.4 days

The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (22.2 days).

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Average UV index in August
Big Bear Lake, CA

Average UV index in August - Big Bear Lake, CA
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in August
Big Bear Lake, CA

Average cloud cover in August - Big Bear Lake, CA
  • Average cloud cover in August: 6

The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June, August and September (Cloud cover 6).

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Average visibility in August
Big Bear Lake, CA

Average visibility in August - Big Bear Lake, 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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