September weather forecast
Alpine Shores, AL

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Weather in September

The first month of the autumn, September, is still a warm month in Alpine Shores, Alabama, with an average temperature fluctuating between 82.9°F (28.3°C) and 62.6°F (17°C).

Temperature

The advent of September sees the average high-temperature at a moderately hot 82.9°F (28.3°C), subtly shifted from August's 87.6°F (30.9°C). In September, the average low-temperature is a comfortable 62.6°F (17°C).

Heat index

The heat index value for September is calculated to be a hot 89.6°F (32°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

The average relative humidity in September is 75%.

Rainfall

In Alpine Shores, during September, the rain falls for 14.2 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Alpine Shores, 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.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:07 pm. On the last day of September, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

Sunshine

In September, the average sunshine in Alpine Shores is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

How hot is September?

The high-temperature, in September, in Alpine Shores, records 82.9°F (28.3°C), while the low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in September is calculated to be 89.6°F (32°C).

What is the average humidity in September?

In Alpine Shores, the average relative humidity in September is 75%.

How much does it rain in September?

In Alpine Shores, during September, the rain falls for 14.2 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow in Alpine Shores?

April through October are months without snowfall.

What is the average length of the day in September in Alpine Shores?

In September, the average day length is 12h and 22min.

When is the sunrise / sunset in September?

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 long on average sun shines in September?

In September, the average sunshine duration is 8.5h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Alpine Shores, AL

Average temperature in September - Alpine Shores, 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).

Average pressure in September
Alpine Shores, AL

Average pressure in September - Alpine Shores, 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).

Average wind speed in September
Alpine Shores, AL

Average wind speed in September - Alpine Shores, 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).

Average humidity in September
Alpine Shores, AL

Average humidity in September - Alpine Shores, 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%).

Average rainfall in September
Alpine Shores, AL

Average rainfall in September - Alpine Shores, 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").

Average rainfall days in September
Alpine Shores, AL

Average rainfall days in September - Alpine Shores, 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).

Average snowfall in September
Alpine Shores, AL

Average snowfall in September - Alpine Shores, 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").

Average snowfall days in September
Alpine Shores, AL

Average snowfall days in September - Alpine Shores, 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).

Average daylight in September /
Average sunshine in September
Alpine Shores, AL

Average daylight in September / Average sunshine in September - Alpine Shores, 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).

Average sunshine days in September
Alpine Shores, AL

Average sunshine days in September - Alpine Shores, 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).

Average UV index in September
Alpine Shores, AL

Average UV index in September - Alpine Shores, 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).

Average cloud cover in September
Alpine Shores, AL

Average cloud cover in September - Alpine Shores, 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).

Average visibility in September
Alpine Shores, AL

Average visibility in September - Alpine Shores, 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).

Alpine Shores, Alabama, USA

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