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
As Ettrick enters September, the average high-temperature subtly lowers from the a moderately hot 76.6°F (24.8°C) of August to a pleasant 70.5°F (21.4°C). Throughout September, Ettrick anticipates an average low-temperature of 50.7°F (10.4°C).Humidity
The average relative humidity in September is 80%.Rainfall
In Ettrick, Wisconsin, in September, during 11.7 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Ettrick, during the entire year, the rain falls for 136.2 days and collects up to 27.13" (689mm) of precipitation.Snowfall
June through September are months without snowfall in Ettrick.Daylight
In September, the average length of the day is 12h and 30min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:47 pm CDT.
Sunshine
In Ettrick, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Ettrick is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, a daily UV index of 4 turns into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Ettrick?
What is the average humidity in September in Ettrick?
How much does it rain in Ettrick in September?
When it does not snow in Ettrick?
Does it snow in Ettrick in September?
How many hours of daylight does Ettrick have in September?
When is the sunrise / sunset in September in Ettrick?
How long on average sun shines in September in Ettrick?
What is the UV index intensity in September in Ettrick?
Average temperature in September
Ettrick, WI
- Average high temperature in September: 70.5°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in September: 50.7°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in September
Ettrick, WI
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Ettrick, WI
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in September
Ettrick, WI
- Average humidity in September: 80%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (77%).
Average rainfall in September
Ettrick, WI
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is June (4.41").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in September
Ettrick, WI
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is June (17.8 days).
The months with the least rainy days are January and February (3.3 days).
Average snowfall in September
Ettrick, WI
- Average snowfall in September: 0"
The month with the highest snowfall is December (5.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Ettrick, WI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ettrick, WI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in September: 8h and 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Ettrick, WI
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in September
Ettrick, WI
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Ettrick, WI
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Ettrick, WI
- Average visibility in September: 5mi
The months with the highest visibility are April, May, June, October and November (6mi).
The month with the lowest visibility is January (4mi).
Ettrick, Wisconsin, USA
Weather forecast for your location
2. Allow the app to use your location