September weather forecast
McElroy, TN

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Weather in September

September, the first month of the autumn in McElroy, is still a warm month, with an average temperature ranging between min 59.9°F (15.5°C) and max 79.7°F (26.5°C).

Temperature

McElroy's weather in September, with an average high-temperature of a still warm 79.7°F (26.5°C), subtly shifts from August's 84.9°F (29.4°C). An average nighttime temperature of 59.9°F (15.5°C) is observed during September.

Humidity

The average relative humidity in September in McElroy is 77%.

Rainfall

In McElroy, in September, during 14.5 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In McElroy, Tennessee, during the entire year, the rain falls for 177.3 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

In McElroy, snow does not fall in May through October.

Daylight

In McElroy, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 6:14 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:26 pm CDT.

Sunshine

In McElroy, the average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
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Frequently asked questions

What are the temperatures in McElroy in September?

During September, McElroy experiences an average high-temperature of 79.7°F (26.5°C) and a low-temperature of 59.9°F (15.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 95°F (35°C).

What is the average humidity in September in McElroy?

The average relative humidity in September in McElroy, Tennessee, is 77%.

How much does it rain in McElroy in September?

In McElroy, during September, the rain falls for 14.5 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in McElroy?

In McElroy, snow does not fall in May through October.

How many hours of daylight does McElroy have in September?

The average day length in September is 12h and 23min.

When is the sunrise / sunset in September in McElroy?

In September, on the first day of the month, sunrise is at 6:14 am and sunset at 7:09 pm. On the last day of the month, in McElroy, sunrise is at 6:37 am and sunset at 6:26 pm CDT.

How long on average sun shines in September in McElroy?

In September, the average sunshine duration in McElroy, Tennessee, is 8.2h.

What is the UV index reading in September in McElroy?

The average daily maximum UV index in September in McElroy, Tennessee, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
McElroy, TN

Average temperature in September - McElroy, TN
  • Average high temperature in September: 79.7°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in September
McElroy, TN

Average pressure in September - McElroy, 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).

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Average wind speed in September
McElroy, TN

Average wind speed in September - McElroy, TN
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in September
McElroy, TN

Average humidity in September - McElroy, TN
  • Average humidity in September: 77%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall in September
McElroy, TN

Average rainfall in September - McElroy, TN
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is November (1.65").

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Average rainfall days in September
McElroy, TN

Average rainfall days in September - McElroy, TN
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in September
McElroy, TN

Average snowfall in September - McElroy, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.51").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
McElroy, TN

Average snowfall days in September - McElroy, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
McElroy, TN

Average daylight in September / Average sunshine in September - McElroy, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in September
McElroy, TN

Average sunshine days in September - McElroy, TN
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (8.4 days).

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Average UV index in September
McElroy, TN

Average UV index in September - McElroy, 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).

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Average cloud cover in September
McElroy, TN

Average cloud cover in September - McElroy, TN
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
McElroy, TN

Average visibility in September - McElroy, TN
  • Average visibility in September: 5mi

The months with the highest visibility are February, April, June, October and November (6mi).
The months with the lowest visibility are January, March, May, July, August, September and December (5mi).

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McElroy, Tennessee, USA

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