September weather forecast and climate
Comerdale, AL

The first month of the autumn, September, is still a warm month in Comerdale, Alabama, with average temperature ranging between max 84.7°F (29.3°C) and min 65.3°F (18.5°C).

Temperature

In Comerdale, the average high-temperature is relatively the same as in August - a warm 84.7°F (29.3°C). The average low-temperature, in Comerdale, is 65.3°F (18.5°C).

Heat index

In September, the average heat index is appraised at a hot 93.6°F (34.2°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, wind, pregnancy, and differences in body mass, height, and shape 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 particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Comerdale, the average relative humidity in September is 74%.

Rainfall

The month with the least rainfall is September when the rain falls for 9.2 days and typically collects 0.59" (15mm) of precipitation.

Snowfall

March through October are months without snowfall in Comerdale.

Daylight

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

Sunshine

In September, the average sunshine in Comerdale, Alabama, is 8.7h.

UV index

In Comerdale, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Comerdale?

In Comerdale, Alabama, in September, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 65.3°F (18.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines both air temperature and relative humidity, in September is estimated at 93.6°F (34.2°C).

What is the average humidity in September in Comerdale?

In Comerdale, the average relative humidity in September is 74%.

How many days does it rain in September in Comerdale?

In Comerdale, during September, the rain falls for 9.2 days and regularly aggregates up to 0.59" (15mm) of precipitation.

What is the driest month in Comerdale?

The month with the least rainfall in Comerdale is September when the rain falls for 9.2 days and typically collects 0.59" (15mm) of precipitation.

When it does not snow in Comerdale?

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

How many hours of daylight does Comerdale have in September?

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

How long on average sun shines in September in Comerdale?

In Comerdale, the average sunshine in September is 8.7h.

What is the UV index intensity in September in Comerdale?

The average daily maximum UV index in September in Comerdale is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.
Average temperature in September - Comerdale, AL
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).

Average pressure in September - Comerdale, AL
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in September - Comerdale, AL
  • Average wind speed in September: 4.8mph

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 (4.3mph).

Average humidity in September - Comerdale, AL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September - Comerdale, AL
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in September - Comerdale, AL
  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (5.5 days).

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

Months with the highest snowfall are January and December (0.12").
Months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in September - Comerdale, 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 - Comerdale, 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: 8.7h

Months with the most sunshine are June and July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days in September - Comerdale, AL
  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in September - Comerdale, AL
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 30).

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

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