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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's warm 84.7°F (29.3°C) to a still moderately hot 78.6°F (25.9°C). The nighttime average for Eagan in September plummets considerably from its daytime counterpart, resting at a moderate 56.7°F (13.7°C).Humidity
In Eagan, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall in Eagan is September, when the rain falls for 13.5 days and typically collects 2.44" (62mm) of precipitation.Snowfall
In Eagan, snow does not fall in May through September.Daylight
In Eagan, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 7:07 am and sunset at 8:03 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:20 pm EDT.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 5 in September translates into this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. It's recommended to limit sun exposure when its radiation is at its peak during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow in Eagan?
Does it snow in September?
How many hours of daylight does Eagan have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Eagan, TN
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).
Average pressure in September
Eagan, TN
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Eagan, TN
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Eagan, TN
- Average humidity in September: 78%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are June and August (77%).
Average rainfall in September
Eagan, TN
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is February (4.65").
The driest month (with the least rainfall) is September (2.44").
Average rainfall days in September
Eagan, TN
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in September
Eagan, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.39").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Eagan, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Eagan, TN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in September
Eagan, TN
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in September
Eagan, TN
- Average UV index in September: 5
The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Eagan, TN
- Average cloud cover in September: 36
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in September
Eagan, TN
- Average visibility in September: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October and December (5mi).
Eagan, Tennessee, USA
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