September weather forecast
Willette, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Willette, Tennessee, with an average temperature varying between 60.6°F (15.9°C) and 79.7°F (26.5°C).

Temperature

As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from 85.1°F (29.5°C) to a still moderately hot 79.7°F (26.5°C). In Willette, September nights cool down to an average of 60.6°F (15.9°C).

Humidity

In Willette, the average relative humidity in September is 77%.

Rainfall

In September, in Willette, the rain falls for 13.4 days. Throughout September, 2.09" (53mm) of precipitation is accumulated. Throughout the year, there are 166.5 rainfall days, and 35.55" (903mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Willette, the average length of the day in September is 12h and 24min.
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 6:38 am and sunset at 6:27 pm CDT.

Sunshine

In Willette, the average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September in Willette is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What is the average September temperature in Willette?

During September, Willette experiences an average high-temperature of 79.7°F (26.5°C) and a low-temperature of 60.6°F (15.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 96.8°F (36°C).

What is the average humidity in September in Willette?

The average relative humidity in September is 77%.

How much does it rain in Willette in September?

In Willette, Tennessee, during September, the rain falls for 13.4 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow in Willette?

May through October are months without snowfall in Willette.

How many hours of daylight does Willette have in September?

The average day length in September in Willette is 12h and 24min.

What time are sunrise and sunset in September in Willette?

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, in Willette, Tennessee, sunrise is at 6:38 am and sunset at 6:27 pm CDT.

How long on average sun shines in September in Willette?

In September, the average sunshine duration is 8.1h.

What is the UV index intensity in September in Willette?

In Willette, Tennessee, the average daily maximum UV index in September is 5. A UV Index reading 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
Willette, TN

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

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in September: 60.6°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

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Average pressure in September
Willette, TN

Average pressure in September - Willette, TN
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in September
Willette, TN

Average wind speed in September - Willette, TN
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

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Average humidity in September
Willette, TN

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

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).

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Average rainfall in September
Willette, TN

Average rainfall in September - Willette, TN
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is November (1.97").

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Average rainfall days in September
Willette, TN

Average rainfall days in September - Willette, TN
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.2 days).

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Average snowfall in September
Willette, TN

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

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Willette, TN

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

The month with the highest number of snowfall days is January (5 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
Willette, TN

Average daylight in September / Average sunshine in September - Willette, 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 1min

The months with the most sunshine are June and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in September
Willette, TN

Average sunshine days in September - Willette, TN
  • Average sunshine days in September: 15 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in September
Willette, TN

Average UV index in September - Willette, 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).

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Average cloud cover in September
Willette, TN

Average cloud cover in September - Willette, TN
  • Average cloud cover in September: 35

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in September
Willette, TN

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

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

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Willette, Tennessee, USA

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