August weather forecast
Brightwood, OR

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Weather in August

The last month of the summer, August, is also a moderately hot month in Brightwood, Oregon, with an average temperature fluctuating between 77.4°F (25.2°C) and 49.8°F (9.9°C).

Temperature

Brightwood records the warmest temperatures in August, averaging a high of 77.4°F (25.2°C) and a low of 49.8°F (9.9°C).

Humidity

With an average relative humidity of 66%, August is the least humid month in Brightwood.

Rainfall

In Brightwood, in August, during 6.1 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 178.5 rainfall days, and 41.65" (1058mm) of precipitation is accumulated.

Snowfall

In Brightwood, snow does not fall in June through October.

Daylight

The average length of the day in August in Brightwood is 14h and 2min.
On the first day of the month, sunrise is at 5:53 am and sunset at 8:35 pm. On the last day of August, in Brightwood, sunrise is at 6:29 am and sunset at 7:46 pm PDT.

Sunshine

The month with the most sunshine in Brightwood is August, with an average of 11.2h of sunshine.

UV index

In August, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 4 during August translates into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the hottest time of year in Brightwood?

August temperatures in Brightwood tend to peak at an average high of 77.4°F (25.2°C) and dip to a low of 49.8°F (9.9°C).

What are the temperatures in Brightwood in August?

The high-temperature in Brightwood, Oregon, during August is 77.4°F (25.2°C) and the low-temperature is 49.8°F (9.9°C).

What is the least humid month in Brightwood?

August is the least humid month in Brightwood, with an average relative humidity of 66%.

What is the average humidity in August in Brightwood?

The average relative humidity in August in Brightwood is 66%.

How much does it rain in Brightwood in August?

In Brightwood, Oregon, in August, during 6.1 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

When it does not snow in Brightwood?

In Brightwood, snow does not fall in June through October.

What is the average length of the day in August in Brightwood?

In Brightwood, the average day length in August is 14h and 2min.

What time are sunrise and sunset in August in Brightwood?

On the first day of August, sunrise is at 5:53 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:46 pm PDT.

What month has the most sunshine in Brightwood?

August has the most sunshine of the year in Brightwood, Oregon, with an average of 11.2h of sunshine.

How many hours of sunshine does Brightwood have in August?

The average sunshine duration in August in Brightwood is 11.2h.

What is the UV index reading in August in Brightwood?

In Brightwood, Oregon, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Brightwood, OR

Average temperature in August - Brightwood, OR
  • Average high temperature in August: 77.4°F

The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is December (40.6°F).

  • Average low temperature in August: 49.8°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (30.7°F).

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Average pressure in August
Brightwood, OR

Average pressure in August - Brightwood, OR
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

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Average wind speed in August
Brightwood, OR

Average wind speed in August - Brightwood, OR
  • Average wind speed in August: 3.7mph

The windiest month (with the highest average wind speed) is January (6.7mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in August
Brightwood, OR

Average humidity in August - Brightwood, OR
  • Average humidity in August: 66%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in August
Brightwood, OR

Average rainfall in August - Brightwood, OR
  • Average rainfall in August: 0.55"

The wettest month (with the highest rainfall) is December (6.42").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in August
Brightwood, OR

Average rainfall days in August - Brightwood, OR
  • Average rainfall days in August: 6.1 days

The month with the highest number of rainy days is March (20.5 days).
The month with the least rainy days is July (6 days).

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Average snowfall in August
Brightwood, OR

Average snowfall in August - Brightwood, OR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (11.69").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Brightwood, OR

Average snowfall days in August - Brightwood, OR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (8.5 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
Brightwood, OR

Average daylight in August / Average sunshine in August - Brightwood, OR
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in August: 11h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

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Average sunshine days in August
Brightwood, OR

Average sunshine days in August - Brightwood, OR
  • Average sunshine days in August: 22.8 days

The month with the most sunshine days is July (22.9 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in August
Brightwood, OR

Average UV index in August - Brightwood, OR
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in August
Brightwood, OR

Average cloud cover in August - Brightwood, OR
  • Average cloud cover in August: 23

The months with the most cloud cover are February and March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in August
Brightwood, OR

Average visibility in August - Brightwood, OR
  • Average visibility in August: 6mi

The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (5mi).

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Brightwood, Oregon, USA

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