September weather forecast
McMinnville, TN

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Weather in September

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

Temperature

At the start of September, McMinnville's average high-temperature reaches a still warm 79.7°F (26.5°C), subtly different from the preceding month. In September, McMinnville experiences an average nighttime temperature of 59.9°F (15.5°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

In McMinnville, Tennessee, in September, it is raining for 14.5 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, in McMinnville, there are 177.3 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In McMinnville, Tennessee, 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 7:10 pm. On the last day of September, sunrise is at 6:37 am and sunset at 6:27 pm CDT.

Sunshine

The average sunshine in September is 8.2h.

UV index

In McMinnville, Tennessee, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 5 during September translates into the following guidance:
Be vigilant - Suggestions to stave off sun damage are provided. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the average September temperature in McMinnville?

The average high-temperature and low-temperature in McMinnville during September are 79.7°F (26.5°C) and 59.9°F (15.5°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 95°F (35°C).

What is the average humidity in September in McMinnville?

In September, the average relative humidity is 77%.

How much does it rain in McMinnville in September?

In McMinnville, Tennessee, in September, it is raining for 14.5 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in McMinnville?

May through October are months without snowfall.

How many hours of daylight does McMinnville have in September?

In McMinnville, the average day length in September is 12h and 23min.

When are sunrise and sunset in September in McMinnville?

In September, on the first day of the month, sunrise is at 6:15 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:27 pm CDT.

How many hours of sunshine does McMinnville have in September?

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

What is the UV index intensity in September in McMinnville?

In McMinnville, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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
McMinnville, TN

Average temperature in September - McMinnville, 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
McMinnville, TN

Average pressure in September - McMinnville, 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
McMinnville, TN

Average wind speed in September - McMinnville, 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
McMinnville, TN

Average humidity in September - McMinnville, 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
McMinnville, TN

Average rainfall in September - McMinnville, 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
McMinnville, TN

Average rainfall days in September - McMinnville, 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
McMinnville, TN

Average snowfall in September - McMinnville, 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
McMinnville, TN

Average snowfall days in September - McMinnville, 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
McMinnville, TN

Average daylight in September / Average sunshine in September - McMinnville, 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
McMinnville, TN

Average sunshine days in September - McMinnville, 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
McMinnville, TN

Average UV index in September - McMinnville, 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
McMinnville, TN

Average cloud cover in September - McMinnville, 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
McMinnville, TN

Average visibility in September - McMinnville, 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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McMinnville, Tennessee, USA

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