September weather forecastPoint Harbor, TN
September
Weather in September
September, the first month of the autumn in Point Harbor, is also a moderately hot month, with an average temperature fluctuating between 59.5°F (15.3°C) and 80.8°F (27.1°C).Temperature
The start of September signals a gentle decrease in the average high-temperature, transitioning from a tropical 86.7°F (30.4°C) in August to a warm 80.8°F (27.1°C). In the month of September, the average temperature dips to a mild 59.5°F (15.3°C) during the night.Heat index
Throughout September, the heat index is appraised at 84.2°F (29°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Humidity
The average relative humidity in September is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 8.5 days and typically collects 0.47" (12mm) of precipitation.Snowfall
April through September are months without snowfall.Daylight
In Point Harbor, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 7:09 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:21 pm EDT.
Sunshine
In September, the average sunshine is 8.7h.UV index
In September, the average daily maximum UV index in Point Harbor, Tennessee, is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 5 suggests this advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Point Harbor, TN
- Average high temperature in September: 80.8°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in September
Point Harbor, 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
Point Harbor, TN
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in September
Point Harbor, TN
- Average humidity in September: 75%
The months with the highest relative humidity are February and December (79%).
The months with the lowest relative humidity are July and August (74%).
Average rainfall in September
Point Harbor, TN
- Average rainfall in September: 0.47"
The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in September
Point Harbor, TN
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in September
Point Harbor, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in September
Point Harbor, TN
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (3.7 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
Point Harbor, 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 42min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Point Harbor, TN
- Average sunshine days in September: 19.3 days
The month with the most sunshine days is October (21.5 days).
The months with the least sunshine days are February and July (15.9 days).
Average UV index in September
Point Harbor, 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
Point Harbor, TN
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in September
Point Harbor, TN
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).





