August weather forecast
Milwaukie, OR

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Weather in August

August in Milwaukie maintains July's warmth, with temperatures peaking at an average high of 81.7°F (27.6°C). Intense sunlight prevails, an outcome of the decreased cloud cover, coupled with an impressive 11 hours of sunshine. August experiences minimal rainfall, contributing to the sustained dry conditions characteristic of the city's summer. Despite the prevailing heat, Milwaukie's summer charm is accentuated by long daylight hours and comfortable, balmy nights.

Temperature

Milwaukie's August weather reaches an average high of 81.7°F (27.6°C) and an average low of 54.5°F (12.5°C), making it the warmest month.

Heat index

The average heat index in August is evaluated at 84.2°F (29°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

The least humid month in Milwaukie, Oregon, is August, with an average relative humidity of 63%.

Rainfall

In Milwaukie, in August, it is raining for 5 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, in Milwaukie, there are 172.2 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Milwaukie.

Daylight

In Milwaukie, the average length of the day in August is 14h and 3min.
On the first day of August in Milwaukie, sunrise is at 5:55 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:49 pm PDT.

Sunshine

August has the most sunshine of the year in Milwaukie, Oregon, with an average of 11h of sunshine.

UV index

In Milwaukie, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What are the warmest months in Milwaukie?

Milwaukie's August weather reaches an average high of 81.7°F (27.6°C) and an average low of 54.5°F (12.5°C), making it the warmest month.

What are the temperatures in Milwaukie in August?

August temperatures in Milwaukie vary between a high-temperature of 81.7°F (27.6°C) and a low-temperature of 54.5°F (12.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is evaluated at 84.2°F (29°C).

What is the least humid month in Milwaukie?

With an average relative humidity of 63%, August is the least humid month in Milwaukie.

What is the average humidity in August in Milwaukie?

In August, the average relative humidity in Milwaukie is 63%.

How many days does it rain in August in Milwaukie?

In Milwaukie, Oregon, during August, the rain falls for 5 days and regularly aggregates up to 0.35" (9mm) of precipitation.

When it does not snow in Milwaukie?

In Milwaukie, Oregon, snow does not fall in April through October.

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

In Milwaukie, the average day length in August is 14h and 3min.

When are sunrise and sunset in August in Milwaukie?

On the first day of August in Milwaukie, sunrise is at 5:55 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:49 pm PDT.

What month has the most sunshine in Milwaukie?

The month with the most sunshine in Milwaukie, Oregon, is August, with an average of 11h of sunshine.

How many hours of sunshine does Milwaukie have in August?

In Milwaukie, Oregon, the average sunshine duration in August is 11h.

How high is the UV index in August in Milwaukie?

In August, the average daily maximum UV index in Milwaukie, Oregon, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Milwaukie, OR

Average temperature in August - Milwaukie, OR
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is August (81.7°F).
The month with the lowest average high temperature is December (44.4°F).

  • Average low temperature in August: 54.5°F

The month with the highest average low temperature is August (54.5°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).

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Average pressure in August
Milwaukie, OR

Average pressure in August - Milwaukie, OR
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in August
Milwaukie, OR

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

The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in August
Milwaukie, OR

Average humidity in August - Milwaukie, OR
  • Average humidity in August: 63%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (63%).

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Average rainfall in August
Milwaukie, OR

Average rainfall in August - Milwaukie, OR
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is December (4.57").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days in August
Milwaukie, OR

Average rainfall days in August - Milwaukie, OR
  • Average rainfall days in August: 5 days

The month with the highest number of rainy days is March (20.4 days).
The month with the least rainy days is July (4.8 days).

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Average snowfall in August
Milwaukie, OR

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

The month with the highest snowfall is March (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Milwaukie, OR

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

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Milwaukie, OR

Average daylight in August / Average sunshine in August - Milwaukie, 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 0min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in August
Milwaukie, OR

Average sunshine days in August - Milwaukie, OR
  • Average sunshine days in August: 23.8 days

The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is February (8.3 days).

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Average UV index in August
Milwaukie, OR

Average UV index in August - Milwaukie, OR
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Milwaukie, OR

Average cloud cover in August - Milwaukie, OR
  • Average cloud cover in August: 22

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in August
Milwaukie, OR

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

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

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Milwaukie, Oregon, USA

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