August weather forecast
Bryn Mawr, CA

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Weather in August

The last month of the summer, August, is another hot month in Bryn Mawr, California, with an average temperature fluctuating between 90.3°F (32.4°C) and 64.2°F (17.9°C).

Temperature

July and August are the warmest months, with an average high-temperature of 90.3°F (32.4°C).

Humidity

The least humid month in Bryn Mawr is August, with an average relative humidity of 37%.

Rainfall

In Bryn Mawr, California, in August, it is raining for 2 days, with typically 0.16" (4mm) of accumulated precipitation. Throughout the year, in Bryn Mawr, there are 49.1 rainfall days, and 6.5" (165mm) of precipitation is accumulated.

Snowfall

In Bryn Mawr, snow does not fall in January, March through December.

Daylight

In Bryn Mawr, the average length of the day in August is 13h and 23min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:49 pm. On the last day of August, in Bryn Mawr, sunrise is at 6:22 am and sunset at 7:15 pm PDT.

Sunshine

In August, the average sunshine is 12h.

UV index

In August, the average daily maximum UV index in Bryn Mawr is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Deter overexposure. Protecting against the sun's effects is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the warmest month in Bryn Mawr?

The height of temperatures is seen during July and August, averaging a high-temperature of 90.3°F (32.4°C).

How hot does it get in Bryn Mawr in August?

The high-temperature, in August, in Bryn Mawr, is 90.3°F (32.4°C), while the low-temperature averages to 64.2°F (17.9°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in June is estimated at 84.2°F (29°C).

What is the least humid month in Bryn Mawr?

August is the least humid month in Bryn Mawr, with an average relative humidity of 37%.

What is the average humidity in August in Bryn Mawr?

In August, the average relative humidity in Bryn Mawr is 37%.

How much does it rain in Bryn Mawr in August?

In Bryn Mawr, in August, during 2 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When it does not snow in Bryn Mawr?

January, March through December are months without snowfall in Bryn Mawr, California.

How many hours of daylight does Bryn Mawr have in August?

In Bryn Mawr, the average day length in August is 13h and 23min.

When is the sunrise / sunset in August in Bryn Mawr?

On the first day of August in Bryn Mawr, sunrise is at 6:00 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:15 pm PDT.

How long on average sun shines in August in Bryn Mawr?

In Bryn Mawr, the average sunshine duration in August is 12h.

How high is the UV index in August in Bryn Mawr?

The average daily maximum UV index in August in Bryn Mawr, California, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Bryn Mawr, CA

Average temperature in August - Bryn Mawr, CA
  • Average high temperature in August: 90.3°F

The warmest months (with the highest average high temperature) are July and August (90.3°F).
The month with the lowest average high temperature is December (58.8°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in August
Bryn Mawr, CA

Average pressure in August - Bryn Mawr, CA
  • Average pressure in August: 29.86"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in August
Bryn Mawr, CA

Average wind speed in August - Bryn Mawr, CA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

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Average humidity in August
Bryn Mawr, CA

Average humidity in August - Bryn Mawr, CA
  • Average humidity in August: 37%

The month with the highest relative humidity is February (53%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in August
Bryn Mawr, CA

Average rainfall in August - Bryn Mawr, CA
  • Average rainfall in August: 0.16"

The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in August
Bryn Mawr, CA

Average rainfall days in August - Bryn Mawr, CA
  • Average rainfall days in August: 2 days

The month with the highest number of rainy days is March (6.7 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall days in August
Bryn Mawr, CA

Average snowfall days in August - Bryn Mawr, CA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in August /
Average sunshine in August
Bryn Mawr, CA

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in August
Bryn Mawr, CA

Average sunshine days in August - Bryn Mawr, CA
  • Average sunshine days in August: 25.8 days

The month with the most sunshine days is June (28 days).
The month with the least sunshine days is February (21.3 days).

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Average UV index in August
Bryn Mawr, CA

Average UV index in August - Bryn Mawr, CA
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in August
Bryn Mawr, CA

Average cloud cover in August - Bryn Mawr, CA
  • Average cloud cover in August: 5

The months with the most cloud cover are February, March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in August
Bryn Mawr, CA

Average visibility in August - Bryn Mawr, 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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Bryn Mawr, California, USA

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