Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 83.8°F (28.8°C) in August to a still warm 76.5°F (24.7°C). Shady Cove reports a considerable drop from daytime temperatures in September, recording an average nighttime figure of 45.9°F (7.7°C).Humidity
The average relative humidity in September is 64%.Rainfall
In Shady Cove, during September, the rain falls for 4.9 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, in Shady Cove, there are 131.5 rainfall days, and 20.87" (530mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In Shady Cove, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:44 pm. On the last day of September, sunrise is at 7:08 am and sunset at 6:53 pm PDT.
Sunshine
In September, the average sunshine in Shady Cove is 10.5h.UV index
In Shady Cove, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 4 in September transforms into this advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Shady Cove have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Shady Cove, OR
- Average high temperature in September: 76.5°F
The warmest month (with the highest average high temperature) is August (83.8°F).
The month with the lowest average high temperature is December (44.2°F).
- Average low temperature in September: 45.9°F
The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (30.4°F).
Average pressure in September
Shady Cove, OR
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).
Average wind speed in September
Shady Cove, OR
- Average wind speed in September: 3.5mph
The windiest months (with the highest average wind speed) are January and March (4.3mph).
The calmest months (with the lowest average wind speed) are September and October (3.5mph).
Average humidity in September
Shady Cove, OR
- Average humidity in September: 64%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (60%).
Average rainfall in September
Shady Cove, OR
- Average rainfall in September: 0.71"
The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in September
Shady Cove, OR
- Average rainfall days in September: 4.9 days
The month with the highest number of rainy days is March (18 days).
The month with the least rainy days is August (3.1 days).
Average snowfall in September
Shady Cove, OR
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Shady Cove, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Shady Cove, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 10h and 3min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Shady Cove, OR
- Average sunshine days in September: 23.3 days
The months with the most sunshine days are July and August (25.9 days).
The month with the least sunshine days is March (10.7 days).
Average UV index in September
Shady Cove, OR
- Average UV index in September: 4
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 September
Shady Cove, OR
- Average cloud cover in September: 20
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Shady Cove, OR
- Average visibility in September: 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).
Shady Cove, Oregon, USA
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