September weather forecast and climate
Lexington, AL

Weather in September

The first month of the autumn, September, is still a warm month in Lexington, Alabama, with temperature in the range of an average high of 82.2°F (27.9°C) and an average low of 63.3°F (17.4°C).

Temperature

In Lexington, the average high-temperature slightly decreases, from a hot 87.6°F (30.9°C) in August, to a warm 82.2°F (27.9°C). In Lexington, in September, the average low-temperature is 63.3°F (17.4°C).

Heat index

In September, the average heat index is appraised at a tropical 88°F (31.1°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, differences in body mass, height, and shape, clothing). 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.

Humidity

In Lexington, Alabama, the average relative humidity is 75%.

Rainfall

In Lexington, in September, during 13.3 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 164 rainfall days, and 37.56" (954mm) of precipitation is accumulated.

Snowfall

In Lexington snow does not fall in April through October.

Daylight

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

Sunshine

The average sunshine is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Lexington?

In Lexington, Alabama, in September, the average high-temperature is 82.2°F (27.9°C), and the average low-temperature is 63.3°F (17.4°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines air temperature and relative humidity, is appraised at 88°F (31.1°C).

What is the average humidity in September in Lexington?

The average relative humidity in September in Lexington, Alabama, is 75%.

How much does it rain in Lexington in September?

In September, in Lexington, the rain falls for 13.3 days. Throughout September, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Lexington?

In Lexington snow does not fall in April through October.

How many hours of daylight does Lexington have in September?

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

How long on average sun shines in September in Lexington?

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

What is the UV index intensity in September in Lexington?

The average daily maximum UV index in September in Lexington is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in September
Lexington, AL

Average temperature in September - Lexington, AL
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (46.6°F).

  • Average low temperature in September: 63.3°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

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Average pressure in September
Lexington, AL

Average pressure in September - Lexington, AL
  • Average pressure in September: 30.02"

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

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Average wind speed in September
Lexington, AL

Average wind speed in September - Lexington, AL
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

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Average humidity in September
Lexington, AL

Average humidity in September - Lexington, AL
  • Average humidity in September: 75%

Months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Lexington, AL

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

The wettest month (with the highest rainfall) is February (4.25").
The driest month (with the least rainfall) is November (2.32").

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Average rainfall days in September
Lexington, AL

Average rainfall days in September - Lexington, AL
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in September
Lexington, AL

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

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

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Average snowfall days in September
Lexington, AL

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

Months with the highest number of snowfall days are January and February (2.3 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 8.7h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days in September
Lexington, AL

Average sunshine days in September - Lexington, AL
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (9.4 days).

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Average UV index in September
Lexington, AL

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Lexington, AL

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

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
Lexington, AL

Average visibility in September - Lexington, 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).

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