September weather forecast
Mountain Acres, AL

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Weather in September

September, the first month of the autumn in Mountain Acres, is also a moderately hot month, with an average temperature fluctuating between 62.6°F (17°C) and 82.9°F (28.3°C).

Temperature

Mountain Acres's average high-temperature in September is a moderately hot 82.9°F (28.3°C), marking an insignificant difference from the 87.6°F (30.9°C) of August. In September, the recorded average low-temperature in Mountain Acres is an enjoyable 62.6°F (17°C).

Heat index

For most parts of September, the heat index is estimated at a hot 89.6°F (32°C). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

In Mountain Acres, the average relative humidity in September is 75%.

Rainfall

In Mountain Acres, in September, during 14.2 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Mountain Acres, during the entire year, the rain falls for 181.2 days and collects up to 41.06" (1043mm) of precipitation.

Snowfall

April through October are months without snowfall in Mountain Acres.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September in Mountain Acres, sunrise is at 6:16 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

Sunshine

In Mountain Acres, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the UV index of 5 transforms into the following advice:
Guard yourself - Avoiding sunburn is suggested. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

Is it hot in Mountain Acres during September?

In September, in Mountain Acres, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is estimated at 89.6°F (32°C).

What is the average humidity in September in Mountain Acres?

The average relative humidity in September is 75%.

How much does it rain in Mountain Acres in September?

In Mountain Acres, in September, it is raining for 14.2 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in Mountain Acres?

April through October are months without snowfall in Mountain Acres.

How many hours of daylight does Mountain Acres have in September?

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

What time are sunrise and sunset in September in Mountain Acres?

On the first day of September, sunrise is at 6:16 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

How many hours of sunshine does Mountain Acres have in September?

In September, the average sunshine duration in Mountain Acres, Alabama, is 8.5h.

What is the UV index intensity in September in Mountain Acres?

In Mountain Acres, Alabama, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Mountain Acres, AL

Average temperature in September - Mountain Acres, AL
  • Average high temperature in September: 82.9°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (48.9°F).

  • Average low temperature in September: 62.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

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Average pressure in September
Mountain Acres, AL

Average pressure in September - Mountain Acres, AL
  • Average pressure in September: 30.02"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
Mountain Acres, AL

Average wind speed in September - Mountain Acres, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in September
Mountain Acres, AL

Average humidity in September - Mountain Acres, AL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Mountain Acres, AL

Average rainfall in September - Mountain Acres, AL
  • Average rainfall in September: 2.72"

The wettest months (with the highest rainfall) are February and December (4.06").
The driest month (with the least rainfall) is October (2.56").

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Average rainfall days in September
Mountain Acres, AL

Average rainfall days in September - Mountain Acres, AL
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is November (9.8 days).

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Average snowfall in September
Mountain Acres, AL

Average snowfall in September - Mountain Acres, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Mountain Acres, AL

Average snowfall days in September - Mountain Acres, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Mountain Acres, AL

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 8h and 3min

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 48min).

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Average sunshine days in September
Mountain Acres, AL

Average sunshine days in September - Mountain Acres, AL
  • Average sunshine days in September: 13.4 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (8 days).

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Average UV index in September
Mountain Acres, AL

Average UV index in September - Mountain Acres, 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 and December (UV index 2).

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Average cloud cover in September
Mountain Acres, AL

Average cloud cover in September - Mountain Acres, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
Mountain Acres, AL

Average visibility in September - Mountain Acres, AL
  • Average visibility in September: 6mi

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

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Mountain Acres, Alabama, USA

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