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 81.7°F (27.6°C) at the peak and 55.6°F (13.1°C) at the base.Heat index
The average heat index in August is calculated to be 84.2°F (29°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. 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 primarily vital for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
With an average relative humidity of 63%, August is the least humid month.Rainfall
In August, in Cedar Mill, the rain falls for 4.6 days. Throughout August, 0.35" (9mm) of precipitation is accumulated. Throughout the year, there are 173.2 rainfall days, and 30.55" (776mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Cedar Mill.Daylight
In August, the average length of the day is 14h and 3min.On the first day of August, 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 7:50 pm PDT.
Sunshine
With an average of 10.9h of sunshine, August has the most sunshine of the year.UV index
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 average person.Note: In August, the maximum UV index of 5 suggests this advice:
Take precautions - Protection against sunburn is recommended. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month?
What is the temperature in August in Cedar Mill?
What is the least humid month?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August?
What time are sunrise and sunset in August?
What month has the most sunshine?
How long on average sun shines in August?
What is the UV index reading in August?
Average temperature in August
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, OR
- Average daylight in August: 14h and 1min
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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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
Cedar Mill, 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).
Cedar Mill, Oregon, USA
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