August weather forecast
Brightwood, OR

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Weather in August

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

Temperature

In Brightwood, August is identified by the highest average temperatures, reaching a peak of 77.4°F (25.2°C) and a low of 49.8°F (9.9°C).

Humidity

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

Rainfall

In Brightwood, in August, it is raining for 6.1 days, with typically 0.55" (14mm) of accumulated precipitation. 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

In Brightwood, the average length of the day in August 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, sunrise is at 6:29 am and sunset at 7:46 pm PDT.

Sunshine

With an average of 11.2h of sunshine, August has the most sunshine of the year.

UV index

The average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In August, a daily maximum UV index of 4 leads to the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest?

In Brightwood, the average temperatures in August are the highest, with a peak at 77.4°F (25.2°C) and a low of 49.8°F (9.9°C).

What is the usual temperature for Brightwood in August?

The high-temperature, in August, in Brightwood, is 77.4°F (25.2°C), while the low-temperature averages to 49.8°F (9.9°C).

What is the least humid month?

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

What is the average humidity in August?

The average relative humidity in August is 66%.

How many days does it rain in August?

In Brightwood, during August, the rain falls for 6.1 days and regularly aggregates up to 0.55" (14mm) of precipitation.

When it does not snow?

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

How many hours of daylight does Brightwood have in August?

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

When is the sunrise / sunset in August?

In August, on the first day of the month, 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?

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

How many hours of sunshine does Brightwood have in August?

In Brightwood, the average sunshine duration in August is 11.2h.

What is the UV index reading in August?

The average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Brightwood, Oregon, USA

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