September weather forecastForktown, TN
September
Weather in September
September, the first month of the autumn in Forktown, is also a moderately hot month, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 61.5°F (16.4°C).Temperature
With September's onset, the weather reveals a slight temperature decrease, transitioning from a tropical 86.4°F (30.2°C) in August to a moderately hot 81°F (27.2°C). Forktown's nights in September cool down to an average low-temperature of 61.5°F (16.4°C).Heat index
The heat index value for September is calculated to be a tropical 86°F (30°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Humidity
In Forktown, Tennessee, the average relative humidity in September is 76%.Rainfall
In Forktown, in September, it is raining for 14.5 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 182.4 rainfall days, and 39.8" (1011mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In Forktown, the average length of the day in September is 12h and 24min.On the first day of September, sunrise is at 6:17 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:29 pm CDT.
Sunshine
In Forktown, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 during September translates into the following directions:
Exercise prevention - Warding off sunburn is urged. Around midday, solar radiation is most harmful; hence, exposure should be limited. 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
Average temperature in September
Forktown, TN
- Average high temperature in September: 81°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 (43.9°F).
- Average low temperature in September: 61.5°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in September
Forktown, 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 (29.97"Hg).
Average wind speed in September
Forktown, TN
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).
Average humidity in September
Forktown, TN
- Average humidity in September: 76%
The months with the highest relative humidity are March and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in September
Forktown, TN
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is July (4.92").
The driest month (with the least rainfall) is November (2.24").
Average rainfall days in September
Forktown, TN
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (11 days).
Average snowfall in September
Forktown, TN
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Forktown, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.4 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
Forktown, TN
- Average daylight in September: 12h and 24min
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 30min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
Forktown, TN
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in September
Forktown, 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
Forktown, 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 29).
Average visibility in September
Forktown, TN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





