September weather forecast and climate
Central Mills, AL

The first month of the autumn, September, is also a hot month in Central Mills, Alabama, with average temperature ranging between min 67.3°F (19.6°C) and max 87.8°F (31°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a still tropical 87.8°F (31°C). The average low-temperature, in September, is 67.3°F (19.6°C).

Heat index

The average heat index is evaluated at a sweltering 100.2°F (37.9°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 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, metabolic differences, pregnancy, and clothing affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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 normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. 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 in Central Mills is 71%.

Rainfall

The month with the least rainfall is September when the rain falls for 13.1 days and typically collects 1.26" (32mm) of precipitation.

Snowfall

March through October are months without snowfall.

Daylight

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

Sunshine

In Central Mills, Alabama, the average sunshine is 9.1h.

UV index

In September, the average daily maximum UV index in Central Mills is 6. A UV Index estimate of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Central Mills?

The average high-temperature, in September, in Central Mills, Alabama, is 87.8°F (31°C), while the average low-temperature is 67.3°F (19.6°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that represents influence of the relative humidity to air temperaure, is appraised at 100.2°F (37.9°C).

What is the average humidity in September in Central Mills?

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

How many days does it rain in September in Central Mills?

In Central Mills, during September, the rain falls for 13.1 days and regularly aggregates up to 1.26" (32mm) of precipitation.

What is the driest month in Central Mills?

September is the month with the least rainfall. Rain falls for 13.1 days and accumulates 1.26" (32mm) of precipitation.

When it does not snow in Central Mills?

In Central Mills, Alabama, snow does not fall in March through October.

How many hours of daylight does Central Mills have in September?

The average length of the day in September is 12.4h.

How long on average sun shines in September in Central Mills?

The average sunshine in September in Central Mills is 9.1h.

How high is the UV index in September in Central Mills?

In Central Mills, Alabama, 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 - Central Mills, AL
  • Average high temperature in September: 87.8°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in September: 67.3°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in September - Central Mills, AL
  • Average pressure in September: 29.99"

The month with the highest atmospheric pressure is January (30.16").
Months with the lowest atmospheric pressure are June and August (29.97").

Average wind speed in September - Central Mills, AL
  • Average wind speed in September: 5.4mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).

Average humidity in September - Central Mills, 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 (68%).

Average rainfall in September - Central Mills, AL
  • Average rainfall in September: 1.26"

The wettest months (with the highest rainfall) are April and August (2.44").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in September - Central Mills, AL
  • Average rainfall days in September: 13.1 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (6.7 days).

Average snowfall in September - Central Mills, AL
  • Average snowfall in September: 0"

Months with the highest snowfall are January and December (0.31").
Months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in September - Central Mills, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.8 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 - Central Mills, 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: 10.1h).

  • Average sunshine in September: 9.1h

The month with the most sunshine is June (Average sunshine: 10.5h).
Months with the least sunshine are February and December (Average sunshine: 4.8).

Average sunshine days in September - Central Mills, AL
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in September - Central Mills, AL
  • Average UV index in September: 6

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

Average cloud cover in September - Central Mills, AL
  • Average cloud cover in September: 31

Months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in September - Central Mills, 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).