August weather forecast
Raleigh Hills, OR

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Weather in August

August, the last month of the summer in Raleigh Hills, is another warm month, with an average temperature fluctuating between 81.7°F (27.6°C) and 55.6°F (13.1°C).

Temperature

Raleigh Hills's August weather reaches an average high of 81.7°F (27.6°C) and an average low of 55.6°F (13.1°C), making it the warmest month.

Heat index

For August, the heat index is evaluated at 84.2°F (29°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

August is the least humid month, with an average relative humidity of 63%.

Rainfall

In Raleigh Hills, in August, it is raining for 4.6 days, with typically 0.35" (9mm) of accumulated precipitation. In Raleigh Hills, during the entire year, the rain falls for 173.2 days and collects up to 30.55" (776mm) of precipitation.

Snowfall

In Raleigh Hills, snow does not fall in April through October.

Daylight

In August, the average length of the day is 14h and 3min.
On the first day of the month, sunrise is at 5:56 am and sunset at 8:38 pm. On the last day of August, sunrise is at 6:32 am and sunset at 7:49 pm PDT.

Sunshine

August has the most sunshine of the year, with an average of 10.9h of sunshine.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In August, the maximum UV index of 5 suggests these recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

August, marked by an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 55.6°F (13.1°C), is the warmest month.

What is the average August temperature?

The average high-temperature and low-temperature in Raleigh Hills during August are 81.7°F (27.6°C) and 55.6°F (13.1°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 84.2°F (29°C).

What is the least humid month?

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

What is the average humidity in August?

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

How many days does it rain in August?

In Raleigh Hills, in August, during 4.6 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Raleigh Hills have in August?

In Raleigh Hills, Oregon, the average day length in August is 14h and 3min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 5:56 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:49 pm PDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.9h of sunshine.

How long on average sun shines in August in Raleigh Hills?

In August, the average sunshine duration is 10.9h.

What is the UV index reading in August?

In Raleigh Hills, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Raleigh Hills, OR

Average temperature in August - Raleigh Hills, 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 (44.2°F).

  • Average low temperature in August: 55.6°F

The month with the highest average low temperature is August (55.6°F).
The coldest month (with the lowest average low temperature) is December (34.7°F).

Average pressure in August
Raleigh Hills, OR

Average pressure in August - Raleigh Hills, OR
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in August
Raleigh Hills, OR

Average wind speed in August - Raleigh Hills, OR
  • Average wind speed in August: 4mph

The windiest month (with the highest average wind speed) is January (5.4mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in August
Raleigh Hills, OR

Average humidity in August - Raleigh Hills, OR
  • Average humidity in August: 63%

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

Average rainfall in August
Raleigh Hills, OR

Average rainfall in August - Raleigh Hills, OR
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is December (4.61").
The driest month (with the least rainfall) is July (0.31").

Average rainfall days in August
Raleigh Hills, OR

Average rainfall days in August - Raleigh Hills, OR
  • Average rainfall days in August: 4.6 days

The month with the highest number of rainy days is March (20.6 days).
The month with the least rainy days is August (4.6 days).

Average snowfall in August
Raleigh Hills, OR

Average snowfall in August - Raleigh Hills, OR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Raleigh Hills, OR

Average snowfall days in August - Raleigh Hills, OR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.2 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
Raleigh Hills, OR

Average daylight in August / Average sunshine in August - Raleigh Hills, 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: 10h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in August
Raleigh Hills, OR

Average sunshine days in August - Raleigh Hills, OR
  • Average sunshine days in August: 24.6 days

The month with the most sunshine days is July (24.9 days).
The month with the least sunshine days is March (8.6 days).

Average UV index in August
Raleigh Hills, OR

Average UV index in August - Raleigh Hills, 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
Raleigh Hills, OR

Average cloud cover in August - Raleigh Hills, OR
  • Average cloud cover in August: 23

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

Average visibility in August
Raleigh Hills, OR

Average visibility in August - Raleigh Hills, OR
  • Average visibility in August: 6mi

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

Raleigh Hills, Oregon, USA

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