September weather forecast and climate
Ethelsville, AL

The first month of the autumn, September, is also a hot month in Ethelsville, Alabama, with average temperature ranging between min 66°F (18.9°C) and max 86.2°F (30.1°C).

Temperature

In Ethelsville, the average high-temperature is essentially the same as in August - a still tropical 86.2°F (30.1°C). The average low-temperature, in September, is 66°F (18.9°C).

Heat index

The average heat index is evaluated 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', 'apparent temperature', 'felt air temperature', or 'real feel', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like pregnancy, wind, differences in body mass, height, and shape, and activity influence one's weather impression. 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, as evaporated sweat carries heat away from the body. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In September, the average relative humidity in Ethelsville is 72%.

Rainfall

September is the month with the least rainfall. Rain falls for 8.7 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

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

Sunshine

In Ethelsville, the average sunshine is 9.3h.

UV index

In Ethelsville, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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 Ethelsville?

The average high-temperature, in September, in Ethelsville, is 86.2°F (30.1°C), while the average low-temperature is 66°F (18.9°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), that calculates temperature value influenced by the moisture in the air, is calculated to 96.4°F (35.8°C).

What is the average humidity in September in Ethelsville?

The average relative humidity in September in Ethelsville, Alabama, is 72%.

How much does it rain in Ethelsville in September?

In September, the rain falls for 8.7 days. Throughout September, 0.43" (11mm) of precipitation is accumulated.

What is the driest month in Ethelsville?

September is the month with the least rainfall in Ethelsville, Alabama. Rain falls for 8.7 days and accumulates 0.43" (11mm) of precipitation.

When it does not snow in Ethelsville?

March through November are months without snowfall.

How many hours of daylight does Ethelsville have in September?

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

How many hours of sunshine does Ethelsville have in September?

In Ethelsville, the average sunshine in September is 9.3h.

What is the UV index intensity in September in Ethelsville?

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in September - Ethelsville, AL
  • Average high temperature in September: 86.2°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 (51.4°F).

  • Average low temperature in September: 66°F

The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

Average pressure in September - Ethelsville, 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 (29.96").

Average wind speed in September - Ethelsville, AL
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in September - Ethelsville, AL
  • Average humidity in September: 72%

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

Average rainfall in September - Ethelsville, AL
  • Average rainfall in September: 0.43"

The wettest months (with the highest rainfall) are February, April and December (1.18").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in September - Ethelsville, AL
  • Average rainfall days in September: 8.7 days

Months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (6 days).

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

Months with the highest snowfall are January and December (0.08").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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

The month with the highest number of snowfall days is January (1 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 - Ethelsville, 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: 9.3h

Months with the most sunshine are June and July (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in September - Ethelsville, AL
  • Average sunshine days in September: 17.8 days

The month with the most sunshine days is October (23 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in September - Ethelsville, 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 - Ethelsville, AL
  • Average cloud cover in September: 28

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

Average visibility in September - Ethelsville, 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).