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
The arrival of September suggests a slight decrease in the average high-temperature, moving from a warm 84.6°F (29.2°C) in August to a still moderately hot 78.6°F (25.9°C). September in Arthur is characterized by a distinct thermal shift, with nighttime lows averaging at a moderate 56.8°F (13.8°C).Humidity
In September, the average relative humidity is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 14.1 days and accumulates 2.4" (61mm) of precipitation.Snowfall
In Arthur, snow does not fall in May through September.Daylight
In September, the average length of the day in Arthur is 12h and 24min.On the first day of September, sunrise is at 7:06 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:19 pm EDT.
Sunshine
In September, the average sunshine is 8.3h.UV index
In September, the average daily maximum UV index in Arthur, Tennessee, is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 5 during September leads to these advisories:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What is the usual temperature for Arthur in September?
What is the average humidity in September in Arthur?
What is the driest month in Arthur?
How much does it rain in Arthur in September?
When it does not snow in Arthur?
Does it snow in Arthur in September?
How many hours of daylight does Arthur have in September?
What time are sunrise and sunset in September in Arthur?
How long on average sun shines in September in Arthur?
What is the UV index intensity in September in Arthur?
Average temperature in September
Arthur, TN
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in September: 56.8°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in September
Arthur, 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
Arthur, TN
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Arthur, TN
- Average humidity in September: 78%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in September
Arthur, TN
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is February (4.65").
The driest month (with the least rainfall) is September (2.4").
Average rainfall days in September
Arthur, TN
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is November (11.2 days).
Average snowfall in September
Arthur, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.62").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Arthur, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.9 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
Arthur, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in September
Arthur, TN
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in September
Arthur, 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, November and December (UV index 2).
Average cloud cover in September
Arthur, TN
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are June and August (Cloud cover 33).
Average visibility in September
Arthur, TN
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Arthur, Tennessee, USA
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