September weather forecast
Allenton, AL

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Weather in September

The first month of the autumn, September, is still a tropical month in Allenton, Alabama, with an average temperature varying between 88.3°F (31.3°C) and 67.5°F (19.7°C).

Temperature

Upon the onset of September, Allenton witnesses an average high-temperature of a still hot 88.3°F (31.3°C), showing a close resemblance to the prior month. Throughout the nights in September, Allenton experiences an average low-temperature of 67.5°F (19.7°C).

Heat index

Throughout September, the heat index is estimated at a fiery hot 102.2°F (39°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In Allenton, the average relative humidity in September is 73%.

Rainfall

In Allenton, Alabama, during September, the rain falls for 15.7 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, there are 171.5 rainfall days, and 35.47" (901mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In Allenton, the average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:41 am and sunset at 6:33 pm CDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

In Allenton, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In September, a regular UV index of 6 translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

How hot is it in September?

In Allenton, in September, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 67.5°F (19.7°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 102.2°F (39°C).

What is the average humidity in September?

The average relative humidity in September in Allenton is 73%.

How much does it rain in September?

In Allenton, during September, the rain falls for 15.7 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow?

April through November are months without snowfall.

How many hours of daylight does Allenton have in September?

In Allenton, Alabama, the average day length in September is 12h and 21min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:24 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:33 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.8h.

What is the UV index reading in September?

In September, the average daily maximum UV index in Allenton is 6. A UV Index estimate of 6 to 7 represents a high health 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
Allenton, AL

Average temperature in September - Allenton, AL
  • Average high temperature in September: 88.3°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in September: 67.5°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in September
Allenton, AL

Average pressure in September - Allenton, AL
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in September
Allenton, AL

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

The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in September
Allenton, AL

Average humidity in September - Allenton, AL
  • Average humidity in September: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Allenton, AL

Average rainfall in September - Allenton, AL
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in September
Allenton, AL

Average rainfall days in September - Allenton, AL
  • Average rainfall days in September: 15.7 days

The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.3 days).

Average snowfall in September
Allenton, AL

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

The month with the highest snowfall is March (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Allenton, AL

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

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Allenton, AL

Average sunshine days in September - Allenton, AL
  • Average sunshine days in September: 12.7 days

The months with the most sunshine days are October and November (20.5 days).
The month with the least sunshine days is July (6.6 days).

Average UV index in September
Allenton, AL

Average UV index in September - Allenton, AL
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Allenton, AL

Average cloud cover in September - Allenton, AL
  • Average cloud cover in September: 32

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 31).

Average visibility in September
Allenton, AL

Average visibility in September - Allenton, AL
  • Average visibility in September: 5mi

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

Allenton, Alabama, USA

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