September weather forecast
Highmound, AL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Highmound, Alabama, with an average temperature varying between 82.8°F (28.2°C) and 63.7°F (17.6°C).

Temperature

As September unfolds, the average high-temperature reaches a moderately hot 82.8°F (28.2°C), hinting at a slight fluctuation from the previous month. Highmound observes an average low-temperature of 63.7°F (17.6°C) during September.

Heat index

The heat index value during September is calculated to be a tropical 89.6°F (32°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. 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 September, the average relative humidity is 75%.

Rainfall

In Highmound, in September, it is raining for 14.8 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 177.4 rainfall days, and 41.42" (1052mm) of precipitation is accumulated.

Snowfall

In Highmound, snow does not fall in April through October.

Daylight

In Highmound, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:30 pm CDT.

Sunshine

In September, the average sunshine is 8.6h.

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, an average UV index of 5 transforms into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

Is it hot during September?

The average high-temperature, in September, in Highmound, is 82.8°F (28.2°C), while the average low-temperature is 63.7°F (17.6°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in September in Highmound?

The average relative humidity in September is 75%.

How many days does it rain in September?

In Highmound, during September, the rain falls for 14.8 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

The average day length in September is 12h and 22min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:19 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:30 pm CDT.

How long on average sun shines in September?

In Highmound, the average sunshine duration in September is 8.6h.

How high is the UV index in September?

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

Average temperature in September - Highmound, AL
  • Average high temperature in September: 82.8°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: 63.7°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34°F).

Average pressure in September
Highmound, AL

Average pressure in September - Highmound, 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
Highmound, AL

Average wind speed in September - Highmound, AL
  • Average wind speed in September: 5mph

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

Average humidity in September
Highmound, AL

Average humidity in September - Highmound, 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 (73%).

Average rainfall in September
Highmound, AL

Average rainfall in September - Highmound, AL
  • Average rainfall in September: 2.64"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in September
Highmound, AL

Average rainfall days in September - Highmound, AL
  • Average rainfall days in September: 14.8 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
Highmound, AL

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

The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Highmound, AL

Average snowfall days in September - Highmound, 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
Highmound, AL

Average daylight in September / Average sunshine in September - Highmound, 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 4min

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 36min).

Average sunshine days in September
Highmound, AL

Average sunshine days in September - Highmound, AL
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (8.4 days).

Average UV index in September
Highmound, AL

Average UV index in September - Highmound, 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
Highmound, AL

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in September
Highmound, AL

Average visibility in September - Highmound, 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).

Highmound, Alabama, USA

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