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
September's onset brings an average high-temperature of a still warm 80.4°F (26.9°C), showing a minute difference from August's 85.6°F (29.8°C). Nighttime temperature experiences an average drop to a refreshing 59°F (15°C) in September.Humidity
In September, the average relative humidity is 78%.Rainfall
In September, in Sequatchie, the rain falls for 12.8 days. Throughout September, 2.09" (53mm) of precipitation is accumulated. In Sequatchie, during the entire year, the rain falls for 169.5 days and collects up to 32.68" (830mm) of precipitation.Snowfall
May through October are months without snowfall in Sequatchie.Daylight
In Sequatchie, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:08 pm. On the last day of September, sunrise is at 6:36 am and sunset at 6:27 pm CDT.
Sunshine
The average sunshine in September in Sequatchie is 8.1h.UV index
In September, the average daily maximum UV index in Sequatchie is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 5 during September translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's radiation is especially intense around midday; try to stay in shade during this period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Sequatchie in September?
What is the average humidity in September in Sequatchie?
How much does it rain in Sequatchie in September?
When it does not snow in Sequatchie?
How many hours of daylight does Sequatchie have in September?
When are sunrise and sunset in September in Sequatchie?
How long on average sun shines in September in Sequatchie?
How high is the UV index in September in Sequatchie?
Average temperature in September
Sequatchie, TN
- Average high temperature in September: 80.4°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 (45.1°F).
- Average low temperature in September: 59°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in September
Sequatchie, 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
Sequatchie, TN
- Average wind speed in September: 4.2mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in September
Sequatchie, TN
- Average humidity in September: 78%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are January, June, October and November (77%).
Average rainfall in September
Sequatchie, TN
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is November (2.05").
Average rainfall days in September
Sequatchie, TN
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in September
Sequatchie, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Sequatchie, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.7 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
Sequatchie, TN
- Average daylight in September: 12h and 2min
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 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Sequatchie, TN
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in September
Sequatchie, 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
Sequatchie, TN
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in September
Sequatchie, TN
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Sequatchie, Tennessee, USA
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