September weather forecast
Carlisle, AL

Weather in September

September, the first month of the autumn in Carlisle, is still a warm month, with temperature in the range of an average low of 63°F (17.2°C) and an average high of 82.4°F (28°C).

Temperature

In Carlisle, the average high-temperature in September is essentially the same as in August - a warm 82.4°F (28°C). The average low-temperature, in September, is 63°F (17.2°C).

Heat index

In September, the average heat index is appraised at a hot 88.5°F (31.4°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like differences in body mass, height, and shape, wind, pregnancy, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

In Carlisle, during September, the rain falls for 15 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Carlisle, during the entire year, the rain falls for 179.7 days and collects up to 41.89" (1064mm) of precipitation.

Snowfall

In Carlisle, Alabama, snow does not fall in April through October.

Daylight

In Carlisle, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:18 am and sunset at 7:10 pm. On the last day of September, in Carlisle, sunrise is at 6:38 am and sunset at 6:30 pm CDT.

Sunshine

The average sunshine in September in Carlisle is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Carlisle?

The average high-temperature, in September, in Carlisle, is 82.4°F (28°C), while the average low-temperature is 63°F (17.2°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is appraised at 88.5°F (31.4°C).

What is the average humidity in September in Carlisle?

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

How much does it rain in Carlisle in September?

In Carlisle, Alabama, in September, during 15 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow in Carlisle?

In Carlisle, Alabama, snow does not fall in April through October.

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

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

When is the sunrise / sunset in September in Carlisle?

On the first day of September, sunrise is at 6:18 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.

How long on average sun shines in September in Carlisle?

The average sunshine duration in September is 8.7h.

What is the UV index reading in September in Carlisle?

The average daily maximum UV index in September in Carlisle, Alabama, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Carlisle, AL

Average temperature in September - Carlisle, AL
  • Average high temperature in September: 82.4°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in September: 63°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
Carlisle, AL

Average pressure in September - Carlisle, 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
Carlisle, AL

Average wind speed in September - Carlisle, AL
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in September
Carlisle, AL

Average humidity in September - Carlisle, AL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Carlisle, AL

Average rainfall in September - Carlisle, AL
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is October (2.48").

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Average rainfall days in September
Carlisle, AL

Average rainfall days in September - Carlisle, AL
  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in September
Carlisle, AL

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

The month with the highest snowfall is January (0.83").
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
Carlisle, AL

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

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Carlisle, AL
  • Average daylight in September: 12h and 22min

The month with the longest days is June (Average daylight: 14h and 23min).
The month with the shortest days is December (Average daylight: 9h and 55min).

  • Average sunshine in September: 8h and 42min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in September
Carlisle, AL

Average sunshine days in September - Carlisle, AL
  • Average sunshine days in September: 12.9 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (8.6 days).

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Average UV index in September
Carlisle, AL

Average UV index in September - Carlisle, 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
Carlisle, AL

Average cloud cover in September - Carlisle, AL
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in September
Carlisle, AL

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

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

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