September weather forecast
West Selmont, AL

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Weather in September

September, the first month of the autumn in West Selmont, is also a hot month, with an average temperature varying between 87.6°F (30.9°C) and 67.1°F (19.5°C).

Temperature

West Selmont's transition from August to September introduces an average high-temperature of a still hot 87.6°F (30.9°C), marking an insignificant variation from the 91.8°F (33.2°C). In West Selmont, the average temperature during the nights of September drops to an enjoyable 67.1°F (19.5°C).

Heat index

The heat index in September is evaluated at a sweltering 100.4°F (38°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. 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', is a measure of how hot it feels when the actual air humidity is factored in. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

The average relative humidity in September is 72%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.6 days and accumulates 1.93" (49mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 6:23 am and sunset at 7:12 pm. On the last day of September, sunrise is at 6:41 am and sunset at 6:33 pm CDT.

Sunshine

In West Selmont, the average sunshine in September is 9h.

UV index

The average daily maximum UV index in September in West Selmont is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

How hot is September in West Selmont?

The high-temperature in West Selmont during September is 87.6°F (30.9°C) and the low-temperature is 67.1°F (19.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in September is evaluated at 100.4°F (38°C).

What is the average humidity in September in West Selmont?

In September, the average relative humidity in West Selmont is 72%.

What is the driest month in West Selmont?

September is the month with the least rainfall in West Selmont, Alabama. Rain falls for 12.6 days and accumulates 1.93" (49mm) of precipitation.

How many days does it rain in September in West Selmont?

In West Selmont, during September, the rain falls for 12.6 days and regularly aggregates up to 1.93" (49mm) of precipitation.

When it does not snow in West Selmont?

In West Selmont, snow does not fall in April through November.

What is the average length of the day in September in West Selmont?

In September, the average day length in West Selmont, Alabama, is 12h and 22min.

When is the sunrise / sunset in September in West Selmont?

On the first day of September in West Selmont, sunrise is at 6:23 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:33 pm CDT.

How many hours of sunshine does West Selmont have in September?

In West Selmont, the average sunshine duration in September is 9h.

What is the UV index reading in September in West Selmont?

In West Selmont, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high 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
West Selmont, AL

Average temperature in September - West Selmont, AL
  • Average high temperature in September: 87.6°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (54.3°F).

  • Average low temperature in September: 67.1°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in September
West Selmont, AL

Average pressure in September - West Selmont, 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).

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Average wind speed in September
West Selmont, AL

Average wind speed in September - West Selmont, AL
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in September
West Selmont, AL

Average humidity in September - West Selmont, AL
  • Average humidity in September: 72%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in September
West Selmont, AL

Average rainfall in September - West Selmont, AL
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in September
West Selmont, AL

Average rainfall days in September - West Selmont, AL
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is November (7.8 days).

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Average snowfall in September
West Selmont, AL

Average snowfall in September - West Selmont, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
West Selmont, AL

Average snowfall days in September - West Selmont, 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
West Selmont, AL

Average daylight in September / Average sunshine in September - West Selmont, 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: 9h and 0min

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

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Average sunshine days in September
West Selmont, AL

Average sunshine days in September - West Selmont, AL
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (8 days).

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Average UV index in September
West Selmont, AL

Average UV index in September - West Selmont, 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).

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Average cloud cover in September
West Selmont, AL

Average cloud cover in September - West Selmont, AL
  • Average cloud cover in September: 30

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 30).

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Average visibility in September
West Selmont, AL

Average visibility in September - West Selmont, AL
  • Average visibility in September: 6mi

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

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West Selmont, Alabama, USA

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