September weather forecast
Fayetteville, AL

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Weather in September

The first month of the autumn, September, is still a warm month in Fayetteville, Alabama, with an average temperature ranging between min 65.3°F (18.5°C) and max 84.7°F (29.3°C).

Temperature

Fayetteville's average high-temperature in September is a warm 84.7°F (29.3°C), indicating a subtle variation from August. During the month of September, the temperature in Fayetteville, Alabama, falls to an average of 65.3°F (18.5°C).

Heat index

The heat index value for September is estimated at a tropical 93.2°F (34°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', melds the effects of warmth and moisture to generate a feeling of heat. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In September, the average relative humidity in Fayetteville is 74%.

Rainfall

September is the month with the least rainfall. Rain falls for 9.2 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

March through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of September in Fayetteville, sunrise is at 6:20 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:31 pm CDT.

Sunshine

In Fayetteville, the average sunshine in September is 8.7h.

UV index

In Fayetteville, the average daily maximum UV index in September 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 ordinary person.
Note: The daily high UV index of 5 in September translates into this advice:
Exercise prevention - Precautions against solar damage are endorsed. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

How hot is September in Fayetteville?

During September, Fayetteville experiences an average high-temperature of 84.7°F (29.3°C) and a low-temperature of 65.3°F (18.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is estimated at 93.2°F (34°C).

What is the average humidity in September in Fayetteville?

In Fayetteville, Alabama, the average relative humidity in September is 74%.

What is the driest month in Fayetteville?

The month with the least rainfall in Fayetteville is September, when the rain falls for 9.2 days and typically collects 0.59" (15mm) of precipitation.

How much does it rain in Fayetteville in September?

In Fayetteville, Alabama, during September, the rain falls for 9.2 days and regularly aggregates up to 0.59" (15mm) of precipitation.

When it does not snow in Fayetteville?

March through October are months without snowfall in Fayetteville.

What is the average length of the day in September in Fayetteville?

The average day length in September in Fayetteville, Alabama, is 12h and 22min.

What time are sunrise and sunset in September in Fayetteville?

In September, on the first day of the month, sunrise is at 6:20 am and sunset at 7:10 pm. On the last day of the month, in Fayetteville, sunrise is at 6:39 am and sunset at 6:31 pm CDT.

How long on average sun shines in September in Fayetteville?

In Fayetteville, the average sunshine duration in September is 8.7h.

How high is the UV index in September in Fayetteville?

In September, the average daily maximum UV index in Fayetteville, Alabama, is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
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
Fayetteville, AL

Average temperature in September - Fayetteville, AL
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).

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Average pressure in September
Fayetteville, AL

Average pressure in September - Fayetteville, AL
  • Average pressure in September: 30.01"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
Fayetteville, AL

Average wind speed in September - Fayetteville, AL
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in September
Fayetteville, AL

Average humidity in September - Fayetteville, AL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Fayetteville, AL

Average rainfall in September - Fayetteville, AL
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is September (0.59").

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Average rainfall days in September
Fayetteville, AL

Average rainfall days in September - Fayetteville, AL
  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (5.5 days).

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Average snowfall in September
Fayetteville, AL

Average snowfall in September - Fayetteville, AL
  • Average snowfall in September: 0"

The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in September
Fayetteville, AL

Average snowfall days in September - Fayetteville, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Fayetteville, AL

Average daylight in September / Average sunshine in September - Fayetteville, AL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
Fayetteville, AL

Average sunshine days in September - Fayetteville, AL
  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is July (10.9 days).

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Average UV index in September
Fayetteville, AL

Average UV index in September - Fayetteville, AL
  • 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 3).

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Average cloud cover in September
Fayetteville, AL

Average cloud cover in September - Fayetteville, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in September
Fayetteville, AL

Average visibility in September - Fayetteville, AL
  • Average visibility in September: 6mi

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

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Fayetteville, Alabama, USA

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