September weather forecast and climate
Brookwood, AL

September, the first month of the autumn, in Brookwood, is still a tropical month, with average temperature ranging between max 86.4°F (30.2°C) and min 66.6°F (19.2°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a still tropical 86.4°F (30.2°C). In Brookwood, the average low-temperature is 66.6°F (19.2°C).

Heat index

The average heat index in September is appraised at a sweltering 96.4°F (35.8°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, differences in body mass, height, and shape, pregnancy, and clothing affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In September, the average relative humidity is 71%.

Rainfall

In Brookwood, during 13.5 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 169.8 rainfall days, and 39.96" (1015mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In September, the average length of the day in Brookwood is 12.4h.

Sunshine

The average sunshine in September is 9.2h.

UV index

The average daily maximum UV index in Brookwood is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for 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.

What is the temperature in September in Brookwood?

The average high-temperature, in September, in Brookwood, Alabama, is 86.4°F (30.2°C), while the average low-temperature is 66.6°F (19.2°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), that calculates temperature value influenced by the moisture in the air, is evaluated at 96.4°F (35.8°C).

What is the average humidity in September in Brookwood?

In Brookwood, the average relative humidity in September is 71%.

How many days does it rain in September in Brookwood?

In Brookwood, during September, the rain falls for 13.5 days and regularly aggregates up to 2.44" (62mm) of precipitation.

When it does not snow in Brookwood?

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

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

In Brookwood, the average length of the day in September is 12.4h.

How long on average sun shines in September in Brookwood?

In September, the average sunshine is 9.2h.

What is the UV index intensity in September in Brookwood?

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays.
Average temperature in September - Brookwood, AL
  • Average high temperature in September: 86.4°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in September: 66.6°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

Average pressure in September - Brookwood, AL
  • Average pressure in September: 30"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.97").

Average wind speed in September - Brookwood, AL
  • Average wind speed in September: 5.1mph

The windiest months (with the highest average wind speed) are March and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in September - Brookwood, AL
  • Average humidity in September: 71%

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

Average rainfall in September - Brookwood, AL
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is October (2.24").

Average rainfall days in September - Brookwood, AL
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is November (8.8 days).

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

The month with the highest snowfall is January (0.71").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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

The month with the highest number of snowfall days is February (1.2 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Brookwood, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 9.2h

The month with the most sunshine is June (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.8).

Average sunshine days in September - Brookwood, AL
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is October (19.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in September - Brookwood, AL
  • Average UV index in September: 6

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September - Brookwood, AL
  • Average cloud cover in September: 28

Months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 28).

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

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