September weather forecast
Mardisville, AL

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Weather in September

September, the first month of the autumn in Mardisville, is also a moderately hot month, with an average temperature varying between 84.6°F (29.2°C) and 64°F (17.8°C).

Temperature

Mardisville transitions into September recording an average high-temperature of a warm 84.6°F (29.2°C), closely aligning with the preceding month's temperature. Mardisville in September anticipates an average nighttime temperature of 64°F (17.8°C).

Heat index

During September, the heat index is appraised at a hot 93.2°F (34°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

In Mardisville, the average relative humidity in September is 74%.

Rainfall

In Mardisville, in September, it is raining for 14 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, in Mardisville, Alabama, there are 176.1 rainfall days, and 38.11" (968mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall in Mardisville.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September in Mardisville, sunrise is at 6:19 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.

Sunshine

The average sunshine in September in Mardisville is 8.6h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum UV index of 5 in September translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

Is it hot in Mardisville during September?

During September, Mardisville experiences an average high-temperature of 84.6°F (29.2°C) and a low-temperature of 64°F (17.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is appraised at 93.2°F (34°C).

What is the average humidity in September in Mardisville?

In Mardisville, the average relative humidity in September is 74%.

How much does it rain in Mardisville in September?

In Mardisville, in September, it is raining for 14 days, with typically 2.48" (63mm) of accumulated precipitation.

When it does not snow in Mardisville?

March through November are months without snowfall in Mardisville.

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

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

When is the sunrise / sunset in September in Mardisville?

In September, on the first day of the month, sunrise is at 6:19 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.

How many hours of sunshine does Mardisville have in September?

The average sunshine duration in September in Mardisville is 8.6h.

What is the UV index intensity in September in Mardisville?

The average daily maximum UV index in September in Mardisville, Alabama, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Mardisville, AL

Average temperature in September - Mardisville, AL
  • Average high temperature in September: 84.6°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is August (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

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Average pressure in September
Mardisville, AL

Average pressure in September - Mardisville, AL
  • Average pressure in September: 30.01"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
Mardisville, AL

Average wind speed in September - Mardisville, AL
  • Average wind speed in September: 4.6mph

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 (4.2mph).

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Average humidity in September
Mardisville, AL

Average humidity in September - Mardisville, AL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Mardisville, AL

Average rainfall in September - Mardisville, AL
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is October (2.13").

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Average rainfall days in September
Mardisville, AL

Average rainfall days in September - Mardisville, AL
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is July (21.5 days).
The month with the least rainy days is November (8.6 days).

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Average snowfall in September
Mardisville, AL

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

The month with the highest snowfall is January (0.87").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Mardisville, AL

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

The month with the highest number of snowfall days is January (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
Mardisville, AL

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Mardisville, AL

Average sunshine days in September - Mardisville, AL
  • Average sunshine days in September: 13.3 days

The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in September
Mardisville, AL

Average UV index in September - Mardisville, AL
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in September
Mardisville, AL

Average cloud cover in September - Mardisville, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June, September and October (Cloud cover 31).

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Average visibility in September
Mardisville, AL

Average visibility in September - Mardisville, 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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Mardisville, Alabama, USA

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