September weather forecast
Grover, AL

Share

Weather in September

The first month of the autumn, September, is still a warm month in Grover, Alabama, with an average temperature fluctuating between 61.7°F (16.5°C) and 81.9°F (27.7°C).

Temperature

September ushers in a minute temperature change, with average high-temperatures reducing from August's hot 87.4°F (30.8°C) to a moderately hot 81.9°F (27.7°C). Throughout September, Grover witnesses a nighttime temperature average of 61.7°F (16.5°C).

Heat index

September's average heat index is calculated to be a hot 87.8°F (31°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Grover, the average relative humidity in September is 76%.

Rainfall

In September, in Grover, Alabama, the rain falls for 12.5 days. Throughout September, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 157 rainfall days, and 20" (508mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September in Grover is 12h and 23min.
On the first day of September, sunrise is at 6:15 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.

Sunshine

In Grover, the average sunshine in September is 8.3h.

UV index

In September, the average daily maximum UV index in Grover is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Always opt for UVA and UVB-resistant sunglasses on radiant days.
[Resources]

Frequently asked questions

What is the average September temperature in Grover?

In Grover, 81.9°F (27.7°C) is the average high-temperature and 61.7°F (16.5°C) is the average low-temperature during September. In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What is the average humidity in September in Grover?

The average relative humidity in September in Grover is 76%.

How many days does it rain in September in Grover?

In Grover, Alabama, in September, it is raining for 12.5 days, with typically 1.22" (31mm) of accumulated precipitation.

When it does not snow in Grover?

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

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

In Grover, the average day length in September is 12h and 23min.

When are sunrise and sunset in September in Grover?

On the first day of September in Grover, Alabama, sunrise is at 6:15 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 many hours of sunshine does Grover have in September?

The average sunshine duration in September in Grover, Alabama, is 8.3h.

What is the UV index reading in September in Grover?

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

Average temperature in September - Grover, AL
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (32.4°F).

[Resources]

Average pressure in September
Grover, AL

Average pressure in September - Grover, AL
  • Average pressure in September: 30.03"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).

[Resources]

Average wind speed in September
Grover, AL

Average wind speed in September - Grover, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

[Resources]

Average humidity in September
Grover, AL

Average humidity in September - Grover, AL
  • Average humidity in September: 76%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

[Resources]

Average rainfall in September
Grover, AL

Average rainfall in September - Grover, AL
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is October (1.06").

[Resources]

Average rainfall days in September
Grover, AL

Average rainfall days in September - Grover, AL
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (7.8 days).

[Resources]

Average snowfall in September
Grover, AL

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

The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

[Resources]

Average snowfall days in September
Grover, AL

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

The month with the highest number of snowfall days is January (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Grover, 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 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

[Resources]

Average sunshine days in September
Grover, AL

Average sunshine days in September - Grover, AL
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (9.2 days).

[Resources]

Average UV index in September
Grover, AL

Average UV index in September - Grover, 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).

[Resources]

Average cloud cover in September
Grover, AL

Average cloud cover in September - Grover, AL
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 32).

[Resources]

Average visibility in September
Grover, AL

Average visibility in September - Grover, AL
  • Average visibility in September: 5mi

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

[Resources]

Grover, Alabama, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location