August weather forecast
Aurora, OR

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Weather in August

August, the last month of the summer in Aurora, is also a moderately hot month, with an average temperature fluctuating between 54°F (12.2°C) and 81°F (27.2°C).

Temperature

Aurora's August weather, marked by an average high temperature of 81°F (27.2°C) and an average low temperature of 54°F (12.2°C), is the warmest in the year.

Heat index

In August, the heat index is evaluated at 84.2°F (29°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

The least humid month is August, with an average relative humidity of 65%.

Rainfall

July and August are months with the least rain when the rain falls for 4.4 days and typically aggregates up to 0.31" (8mm) of rain.

Snowfall

April through October are months without snowfall.

Daylight

In August, the average length of the day is 14h and 2min.
On the first day of August, sunrise is at 5:56 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:49 pm PDT.

Sunshine

With an average of 11.1h of sunshine, August has the most sunshine of the year in Aurora.

UV index

In Aurora, Oregon, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 5 in August transforms into this advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

August registers as the month with the average highest temperatures, reaching 81°F (27.2°C) at its peak and 54°F (12.2°C) at the lowest.

What are August temperatures?

In August, in Aurora, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 54°F (12.2°C). The average heat index (a.k.a. 'real feel', 'feels like'), 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?

August is the least humid month, with an average relative humidity of 65%.

What is the average humidity in August?

In August, the average relative humidity is 65%.

What is the driest month?

The months with the least rainfall are July and August Rain falls for 4.4 days and accumulates 0.31" (8mm) of rain.

How many days does it rain in August?

In August, in Aurora, the rain falls for 4.4 days. Throughout August, 0.31" (8mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Aurora have in August?

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

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:56 am and sunset at 8:37 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 in Aurora, with an average of 11.1h of sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 11.1h.

What is the UV index intensity in August?

The average daily maximum UV index in August is 5. A UV Index 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
Aurora, OR

Average temperature in August - Aurora, OR
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (44.2°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
Aurora, OR

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in August
Aurora, OR

Average wind speed in August - Aurora, OR
  • Average wind speed in August: 3.8mph

The windiest months (with the highest average wind speed) are January and February (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in August
Aurora, OR

Average humidity in August - Aurora, OR
  • Average humidity in August: 65%

The months with the highest relative humidity are January, February and December (85%).
The month with the lowest relative humidity is August (65%).

Average rainfall in August
Aurora, OR

Average rainfall in August - Aurora, OR
  • Average rainfall in August: 0.31"

The wettest month (with the highest rainfall) is December (4.49").
The driest months (with the least rainfall) are July and August (0.31").

Average rainfall days in August
Aurora, OR

Average rainfall days in August - Aurora, OR
  • Average rainfall days in August: 4.4 days

The month with the highest number of rainy days is March (20.9 days).
The months with the least rainy days are July and August (4.4 days).

Average snowfall in August
Aurora, OR

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

The month with the highest snowfall is February (1.26").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Aurora, OR

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

The month with the highest number of snowfall days is February (2.1 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
Aurora, OR

Average daylight in August / Average sunshine in August - Aurora, 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 12min).

Average sunshine days in August
Aurora, OR

Average sunshine days in August - Aurora, OR
  • Average sunshine days in August: 24.6 days

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (8.3 days).

Average UV index in August
Aurora, OR

Average UV index in August - Aurora, 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
Aurora, OR

Average cloud cover in August - Aurora, OR
  • Average cloud cover in August: 21

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in August
Aurora, OR

Average visibility in August - Aurora, 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).

Aurora, Oregon, USA

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