September weather forecast
Mentone, AL

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Weather in September

September in Mentone, Alabama, indicates the end of the hot summer months and the start of autumn. A decrease in temperatures is registered as they fluctuate between 61.3°F (16.3°C) to 81°F (27.2°C). This month is characterized by a significantly reduced rainfall of only 3.11" (79mm), the lowest in many months. Looking ahead to October, there will be a pronounced drop in temperatures and lesser daylight hours. Amidst this seasonal transition, September offers warm afternoons and crisp evenings, perfect for enjoying the changing foliage.

Temperature

The average high-temperature shows a slight dip in September, from August's tropical 86.4°F (30.2°C) to a warm 81°F (27.2°C). During September, Mentone records an average temperature of 61.3°F (16.3°C) at night.

Heat index

The heat index for September is estimated at a hot 86°F (30°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. 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' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Mentone, during September, the rain falls for 15.4 days and regularly aggregates up to 3.11" (79mm) of precipitation. In Mentone, during the entire year, the rain falls for 191.1 days and collects up to 48.94" (1243mm) of precipitation.

Snowfall

In Mentone, snow does not fall in May through October.

Daylight

In Mentone, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:15 am and sunset at 7:08 pm. On the last day of September, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

Sunshine

The average sunshine in September in Mentone is 8.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 5 during September translates into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. To guard against the harmful effects of the Sun, minimize exposure during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Feb 9, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the temperature in September in Mentone?

Mentone in September has an average high-temperature of 81°F (27.2°C) and an average low-temperature of 61.3°F (16.3°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in September is estimated at 86°F (30°C).

What is the average humidity in September in Mentone?

In September, the average relative humidity is 77%.

How much does it rain in Mentone in September?

In Mentone, during September, the rain falls for 15.4 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow in Mentone?

In Mentone, Alabama, snow does not fall in May through October.

How many hours of daylight does Mentone have in September?

The average day length in September is 12h and 23min.

What time are sunrise and sunset in September in Mentone?

On the first day of September in Mentone, sunrise is at 6:15 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

How long on average sun shines in September in Mentone?

In September, the average sunshine duration is 8.3h.

How high is the UV index in September in Mentone?

The average daily maximum UV index in September in Mentone, Alabama, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Mentone, AL

Average temperature in September - Mentone, AL
  • Average high temperature in September: 81°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (46.8°F).

  • Average low temperature in September: 61.3°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

Average pressure in September
Mentone, AL

Average pressure in September - Mentone, 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).

Average wind speed in September
Mentone, AL

Average wind speed in September - Mentone, AL
  • Average wind speed in September: 4.6mph

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
Mentone, AL

Average humidity in September - Mentone, AL
  • Average humidity in September: 77%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).

Average rainfall in September
Mentone, AL

Average rainfall in September - Mentone, AL
  • Average rainfall in September: 3.11"

The wettest month (with the highest rainfall) is July (5.24").
The driest month (with the least rainfall) is November (2.76").

Average rainfall days in September
Mentone, AL

Average rainfall days in September - Mentone, AL
  • Average rainfall days in September: 15.4 days

The month with the highest number of rainy days is July (22.4 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in September
Mentone, AL

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

The month with the highest snowfall is February (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Mentone, AL

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

The months with the highest number of snowfall days are January and February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Mentone, 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 month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Mentone, AL

Average sunshine days in September - Mentone, AL
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is July (7 days).

Average UV index in September
Mentone, AL

Average UV index in September - Mentone, 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).

Average cloud cover in September
Mentone, AL

Average cloud cover in September - Mentone, AL
  • Average cloud cover in September: 32

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

Average visibility in September
Mentone, AL

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

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

Mentone, Alabama, USA

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