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 stands out as Cottage Grove's warmest month, with an average high-temperature of 80.1°F (26.7°C) and a low-temperature of 48.7°F (9.3°C).Humidity
July and August, with an average relative humidity of 70%, are the least humid months.Rainfall
In Cottage Grove, during August, the rain falls for 3.6 days and regularly aggregates up to 0.35" (9mm) of precipitation. Throughout the year, there are 157.8 rainfall days, and 30.63" (778mm) of precipitation is accumulated.Snowfall
In Cottage Grove, snow does not fall in May through October.Daylight
The average length of the day in August in Cottage Grove is 13h and 56min.On the first day of August, sunrise is at 6:01 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:48 pm PDT.
Sunshine
August has the most sunshine of the year, with an average of 11.1h of sunshine.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 5 in August translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest?
What are August temperatures?
What are the least humid months?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
How many hours of daylight does Cottage Grove have in August?
When is the sunrise / sunset in August?
What month has the most sunshine?
How long on average sun shines in August?
What is the month with the highest UV index?
What is the UV index intensity in August?
Average temperature in August
Cottage Grove, OR
- Average high temperature in August: 80.1°F
The warmest month (with the highest average high temperature) is August (80.1°F).
The month with the lowest average high temperature is December (45.9°F).
- Average low temperature in August: 48.7°F
The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is December (33.4°F).
Average pressure in August
Cottage Grove, 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
Cottage Grove, OR
- Average wind speed in August: 3.4mph
The windiest month (with the highest average wind speed) is January (4.5mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).
Average humidity in August
Cottage Grove, OR
- Average humidity in August: 70%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in August
Cottage Grove, 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 (0.2").
Average rainfall days in August
Cottage Grove, OR
- Average rainfall days in August: 3.6 days
The month with the highest number of rainy days is March (20.1 days).
The month with the least rainy days is August (3.6 days).
Average snowfall in August
Cottage Grove, OR
- Average snowfall in August: 0"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Cottage Grove, OR
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Cottage Grove, OR
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 11h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 4h and 12min).
Average sunshine days in August
Cottage Grove, OR
- Average sunshine days in August: 25.4 days
The month with the most sunshine days is July (25.8 days).
The months with the least sunshine days are February and March (9.3 days).
Average UV index in August
Cottage Grove, OR
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Cottage Grove, OR
- Average cloud cover in August: 23
The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in August
Cottage Grove, OR
- Average visibility in August: 5mi
The months with the highest visibility are July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, June, November and December (4mi).
Cottage Grove, Oregon, USA
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