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
Holly Hills's shift from August to September is accompanied by an average high-temperature of a still warm 79°F (26.1°C), a slight deviation from 83.8°F (28.8°C). Holly Hills registers a significant drop in temperature in September, with average nighttime lows of 56.5°F (13.6°C).Humidity
In Holly Hills, Tennessee, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall in Holly Hills is September, when the rain falls for 14.2 days and typically collects 1.65" (42mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September in Holly Hills is 12h and 24min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:58 pm. On the last day of September, in Holly Hills, sunrise is at 7:26 am and sunset at 7:15 pm EDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In Holly Hills, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What is the usual temperature for Holly Hills in September?
What is the average humidity in September in Holly Hills?
What is the driest month in Holly Hills?
How much does it rain in Holly Hills in September?
When it does not snow in Holly Hills?
Does it snow in Holly Hills in September?
How many hours of daylight does Holly Hills have in September?
What time are sunrise and sunset in September in Holly Hills?
How many hours of sunshine does Holly Hills have in September?
How high is the UV index in September in Holly Hills?
Average temperature in September
Holly Hills, TN
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (43.2°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in September
Holly Hills, TN
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Holly Hills, TN
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Holly Hills, TN
- Average humidity in September: 76%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in September
Holly Hills, TN
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is February (3.39").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in September
Holly Hills, TN
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (11.4 days).
Average snowfall in September
Holly Hills, TN
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Holly Hills, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Holly Hills, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Holly Hills, TN
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in September
Holly Hills, TN
- Average UV index in September: 4
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
Holly Hills, TN
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in September
Holly Hills, TN
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Holly Hills, Tennessee, USA
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