Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
August is the warmest month, exhibiting average temperatures of 81.1°F (27.3°C) at the peak and 54°F (12.2°C) at the base.Heat index
For most parts of August, the heat index is computed to be 84.2°F (29°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Humidity
August is the least humid month, with an average relative humidity of 64%.Rainfall
In August, the rain falls for 4 days. Throughout August, 0.28" (7mm) of precipitation is accumulated. In Oregon City, during the entire year, the rain falls for 169.9 days and collects up to 32.76" (832mm) of precipitation.Snowfall
In Oregon City, snow does not fall in April through October.Daylight
In Oregon City, 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
With an average of 11.1h of sunshine, August has the most sunshine of the year.UV index
In Oregon City, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During August, 5 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
What are the temperatures in August?
What is the least humid month?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
What is the average length of the day in August in Oregon City?
When are sunrise and sunset in August?
What month has the most sunshine?
How many hours of sunshine does Oregon City have in August?
What is the UV index intensity in August?
Average temperature in August
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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
Oregon City, 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).
Oregon City, Oregon, USA
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