August weather forecast
West Linn, OR

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Weather in August

In August, West Linn, Oregon holds steadfast to its summer glory, with temperatures hovering from 54°F (12.2°C) to 81.1°F (27.3°C). The city experiences the hottest month of the year, making the local lakes and rivers a hotspot for cooling off. Despite the high UV index calling for ample sunscreen, locals enjoy a wide range of outdoor activities. Back-to-school preparations begin towards the end of the month, signaling the approaching end of summer. This combination of lingering summer warmth and back-to-school energy blends into the unique atmosphere of August.

Temperature

West Linn's warmest month, August, registers temperatures that range from a high of 81.1°F (27.3°C) to a low of 54°F (12.2°C).

Heat index

For August, the heat index is calculated to be 84.2°F (29°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

August is the least humid month, with an average relative humidity of 64%.

Rainfall

In West Linn, in August, during 4 rainfall days, 0.28" (7mm) of precipitation is typically accumulated. In West Linn, during the entire year, the rain falls for 169.9 days and collects up to 32.76" (832mm) of precipitation.

Snowfall

In West Linn, snow does not fall in April through October.

Daylight

In West Linn, the average length of the day in August is 14h and 2min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:37 pm. On the last day of August, sunrise is at 6:31 am and sunset at 7:49 pm PDT.

Sunshine

August has the most sunshine of the year, with an average of 11.1h of sunshine.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The UV index of 5 in August translates into these instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the hottest time of year?

With average high and low temperatures of 81.1°F (27.3°C) and 54°F (12.2°C) respectively, August is West Linn's warmest month.

What are August temperatures in West Linn?

In August, in West Linn, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 54°F (12.2°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 84.2°F (29°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 64%.

What is the average humidity in August?

In West Linn, Oregon, the average relative humidity in August is 64%.

How many days does it rain in August?

In West Linn, during August, the rain falls for 4 days and regularly aggregates up to 0.28" (7mm) of precipitation.

When it does not snow?

In West Linn, snow does not fall in April through October.

What is the average length of the day in August?

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

When is the sunrise / sunset in August in West Linn?

On the first day of August, 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 West Linn?

The month with the most sunshine is August, with an average of 11.1h of sunshine.

How long on average sun shines in August?

In West Linn, the average sunshine duration in August is 11.1h.

How high is the UV index in August in West Linn?

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

Average temperature in August - West Linn, OR
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (44.4°F).

  • Average low temperature in August: 54°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34.3°F).

Average pressure in August
West Linn, OR

Average pressure in August - West Linn, 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).

Average wind speed in August
West Linn, OR

Average wind speed in August - West Linn, OR
  • Average wind speed in August: 3.5mph

The windiest month (with the highest average wind speed) is January (6mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in August
West Linn, OR

Average humidity in August - West Linn, OR
  • Average humidity in August: 64%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is August (64%).

Average rainfall in August
West Linn, OR

Average rainfall in August - West Linn, OR
  • Average rainfall in August: 0.28"

The wettest month (with the highest rainfall) is December (5.16").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in August
West Linn, OR

Average rainfall days in August - West Linn, OR
  • Average rainfall days in August: 4 days

The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (4 days).

Average snowfall in August
West Linn, OR

Average snowfall in August - West Linn, OR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
West Linn, OR

Average snowfall days in August - West Linn, 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 April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
West Linn, OR

Average daylight in August / Average sunshine in August - West Linn, 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in August
West Linn, OR

Average sunshine days in August - West Linn, OR
  • Average sunshine days in August: 25.3 days

The month with the most sunshine days is July (26.2 days).
The month with the least sunshine days is February (8.1 days).

Average UV index in August
West Linn, OR

Average UV index in August - West Linn, 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).

Average cloud cover in August
West Linn, OR

Average cloud cover in August - West Linn, 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).

Average visibility in August
West Linn, OR

Average visibility in August - West Linn, 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).

West Linn, Oregon, USA

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