September weather forecast
Sunny South, AL

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Weather in September

The first month of the autumn, September, is still a hot month in Sunny South, Alabama, with temperature in the range of an average high of 88.3°F (31.3°C) and an average low of 67.5°F (19.7°C).

Temperature

September welcomes an average high-temperature of a still hot 88.3°F (31.3°C), not much different from the preceding month. Sunny South's average low-temperature during September nights is observed to be a refreshing 67.5°F (19.7°C).

Heat index

In September, the heat index is calculated to be a torrid 102.2°F (39°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly relevant to babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In September, the average relative humidity is 73%.

Rainfall

In Sunny South, during September, the rain falls for 15.7 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, in Sunny South, there are 171.5 rainfall days, and 35.47" (901mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Sunny South.

Daylight

In Sunny South, the average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:26 am and sunset at 7:14 pm. On the last day of September, sunrise is at 6:44 am and sunset at 6:36 pm CDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

In Sunny South, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

Is it hot in Sunny South during September?

In Sunny South, in September, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 67.5°F (19.7°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 102.2°F (39°C).

What is the average humidity in September in Sunny South?

In September, the average relative humidity in Sunny South, Alabama, is 73%.

How many days does it rain in September in Sunny South?

In September, the rain falls for 15.7 days. Throughout September, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Sunny South?

In Sunny South, Alabama, snow does not fall in April through November.

What is the average length of the day in September in Sunny South?

In Sunny South, the average day length in September is 12h and 21min.

When is the sunrise / sunset in September in Sunny South?

In September, on the first day of the month, sunrise is at 6:26 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:36 pm CDT.

How long on average sun shines in September in Sunny South?

In September, the average sunshine duration in Sunny South, Alabama, is 8.8h.

What is the UV index intensity in September in Sunny South?

The average daily maximum UV index in September in Sunny South, Alabama, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe 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
Sunny South, AL

Average temperature in September - Sunny South, AL
  • Average high temperature in September: 88.3°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in September: 67.5°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in September
Sunny South, AL

Average pressure in September - Sunny South, 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
Sunny South, AL

Average wind speed in September - Sunny South, AL
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (6.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in September
Sunny South, AL

Average humidity in September - Sunny South, AL
  • Average humidity in September: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Sunny South, AL

Average rainfall in September - Sunny South, AL
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is November (1.93").

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Average rainfall days in September
Sunny South, AL

Average rainfall days in September - Sunny South, AL
  • Average rainfall days in September: 15.7 days

The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (8.3 days).

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Average snowfall in September
Sunny South, AL

Average snowfall in September - Sunny South, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is March (0.31").
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
Sunny South, AL

Average snowfall days in September - Sunny South, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.6 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
Sunny South, AL

Average daylight in September / Average sunshine in September - Sunny South, 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: 8h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
Sunny South, AL

Average sunshine days in September - Sunny South, AL
  • Average sunshine days in September: 12.7 days

The months with the most sunshine days are October and November (20.5 days).
The month with the least sunshine days is July (6.6 days).

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Average UV index in September
Sunny South, AL

Average UV index in September - Sunny South, 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
Sunny South, AL

Average cloud cover in September - Sunny South, AL
  • Average cloud cover in September: 32

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 31).

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Average visibility in September
Sunny South, AL

Average visibility in September - Sunny South, AL
  • Average visibility in September: 5mi

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

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Sunny South, Alabama, USA

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