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 is marked by a subtle drop in average high-temperatures, transitioning from a warm 84.9°F (29.4°C) in August to a still moderately hot 79.2°F (26.2°C). In Pioneer, following the steep rise of daytime temperatures, an average nighttime low of 57.2°F (14°C) is anticipated during September.Humidity
In September, the average relative humidity in Pioneer is 78%.Rainfall
The month with the least rainfall in Pioneer is September, when the rain falls for 12.6 days and typically collects 1.89" (48mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September in Pioneer is 12h and 24min.On the first day of the month, sunrise is at 7:09 am and sunset at 8:04 pm. On the last day of September, sunrise is at 7:32 am and sunset at 7:21 pm EDT.
Sunshine
In Pioneer, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September in Pioneer is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 5 during September translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What are the temperatures in Pioneer in September?
What is the average humidity in September in Pioneer?
What is the driest month in Pioneer?
How much does it rain in Pioneer in September?
When it does not snow in Pioneer?
What is the average length of the day in September in Pioneer?
What time are sunrise and sunset in September in Pioneer?
How many hours of sunshine does Pioneer have in September?
What is the UV index reading in September in Pioneer?
Average temperature in September
Pioneer, TN
- Average high temperature in September: 79.2°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in September: 57.2°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in September
Pioneer, 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
Pioneer, TN
- Average wind speed in September: 3.7mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).
Average humidity in September
Pioneer, TN
- Average humidity in September: 78%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Pioneer, TN
- Average rainfall in September: 1.89"
The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in September
Pioneer, TN
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in September
Pioneer, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Pioneer, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.5 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
Pioneer, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Pioneer, TN
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in September
Pioneer, 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
Pioneer, TN
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 32).
Average visibility in September
Pioneer, TN
- Average visibility in September: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October and December (5mi).
Pioneer, Tennessee, USA
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