September weather forecastHideaway Hills, TN
September
Weather in September
September, the first month of the autumn in Hideaway Hills, is also a moderately hot month, with an average temperature varying between 59.2°F (15.1°C) and 79.9°F (26.6°C).Temperature
The beginning of September brings a slight decrease in the average high-temperature, transitioning from 85.6°F (29.8°C) in August to a still moderately hot 79.9°F (26.6°C). In Hideaway Hills, the average nighttime temperature during September is a moderate 59.2°F (15.1°C).Humidity
In September, the average relative humidity is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 13.1 days and accumulates 2.52" (64mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 7:11 am and sunset at 8:06 pm. On the last day of September, sunrise is at 7:33 am and sunset at 7:24 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In Hideaway Hills, Tennessee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hideaway Hills, TN
- Average high temperature in September: 79.9°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in September
Hideaway Hills, TN
- Average pressure in September: 30.03"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
Hideaway Hills, TN
- Average wind speed in September: 4.2mph
The windiest months (with the highest average wind speed) are February and April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).
Average humidity in September
Hideaway Hills, TN
- Average humidity in September: 77%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in September
Hideaway Hills, TN
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.52").
Average rainfall days in September
Hideaway Hills, TN
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Hideaway Hills, TN
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Hideaway Hills, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 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
Hideaway Hills, TN
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Hideaway Hills, TN
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (10 days).
Average UV index in September
Hideaway Hills, TN
- Average UV index in September: 5
The months with the highest UV index are May, June, July 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
Hideaway Hills, TN
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in September
Hideaway Hills, TN
- Average visibility in September: 5mi
The months with the highest visibility are February, April, June, October and November (6mi).
The months with the lowest visibility are January, March, May, July, August, September and December (5mi).





