September weather forecastTiftonia, TN
September
Weather in September
September, the first month of the autumn in Tiftonia, is also a moderately hot month, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 61.2°F (16.2°C).Temperature
As September commences, the average high-temperature subtly reduces, transitioning from a tropical 87.3°F (30.7°C) in August to a warm 81.9°F (27.7°C). An average nighttime temperature of 61.2°F (16.2°C) is noted during the month of September.Heat index
September's mean heat index is estimated at a hot 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Be aware that heat index ratings are designed for shaded locations and minor breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
The average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 2.56" (65mm) 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 September, sunrise is at 7:14 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 7:26 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index in Tiftonia, Tennessee, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 5 during September translates into these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Tiftonia, TN
- Average high temperature in September: 81.9°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in September: 61.2°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in September
Tiftonia, TN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Tiftonia, TN
- Average wind speed in September: 4.1mph
The windiest month (with the highest average wind speed) is February (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in September
Tiftonia, TN
- Average humidity in September: 76%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, October and November (75%).
Average rainfall in September
Tiftonia, TN
- Average rainfall in September: 2.56"
The wettest month (with the highest rainfall) is December (4.37").
The driest month (with the least rainfall) is September (2.56").
Average rainfall days in September
Tiftonia, TN
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in September
Tiftonia, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Tiftonia, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Tiftonia, 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 18min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Tiftonia, TN
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in September
Tiftonia, 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 and December (UV index 2).
Average cloud cover in September
Tiftonia, TN
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in September
Tiftonia, TN
- Average visibility in September: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).





