September weather forecast and climate
Lorton, AL

Weather in September

The first month of the autumn, September, is also a moderately hot month in Lorton, Alabama, with average temperature varying between 85.1°F (29.5°C) and 65.3°F (18.5°C).

Temperature

In Lorton, the average high-temperature is practically the same as in August - a moderately hot 85.1°F (29.5°C). The average low-temperature, is 65.3°F (18.5°C).

Heat index

In September, the average heat index is estimated at a hot 93.7°F (34.3°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. 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 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, wind, clothing), and activity. 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 especially crucial for babies and toddlers. 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

The average relative humidity in Lorton, Alabama, is 72%.

Rainfall

The month with the least rainfall in Lorton is September when the rain falls for 11.3 days and typically collects 0.75" (19mm) of precipitation.

Snowfall

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

Daylight

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

Sunshine

In Lorton, Alabama, the average sunshine is 9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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. 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.
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FAQ

What is the temperature in September in Lorton?

In September, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 65.3°F (18.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), that combines air temperature and relative humidity, in September is estimated at 93.7°F (34.3°C).

What is the average humidity in September in Lorton?

In September, the average relative humidity is 72%.

How many days does it rain in September in Lorton?

In Lorton, in September, during 11.3 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

What is the driest month in Lorton?

The month with the least rainfall in Lorton, Alabama, is September when the rain falls for 11.3 days and typically collects 0.75" (19mm) of precipitation.

When it does not snow in Lorton?

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

How many hours of daylight does Lorton have in September?

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

How long on average sun shines in September in Lorton?

In Lorton, the average sunshine in September is 9h.

What is the UV index reading in September in Lorton?

In Lorton, Alabama, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV rays.

Average temperature in September
Lorton, AL

Average temperature in September - Lorton, AL
  • Average high temperature in September: 85.1°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in September: 65.3°F

Months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

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Average pressure in September
Lorton, AL

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

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

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Average wind speed in September
Lorton, AL

Average wind speed in September - Lorton, AL
  • Average wind speed in September: 5mph

The windiest months (with the highest average wind speed) are February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in September
Lorton, AL

Average humidity in September - Lorton, 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 (71%).

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Average rainfall in September
Lorton, AL

Average rainfall in September - Lorton, AL
  • Average rainfall in September: 0.75"

The wettest months (with the highest rainfall) are July and August (1.46").
The driest month (with the least rainfall) is September (0.75").

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Average rainfall days in September
Lorton, AL

Average rainfall days in September - Lorton, AL
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is July (15.8 days).
Months with the least rainy days are October and November (7.1 days).

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Average snowfall in September
Lorton, AL

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

The month with the highest snowfall is January (0.28").
Months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in September
Lorton, AL

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

The month with the highest number of snowfall days is January (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 9h

Months with the most sunshine are June and July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in September
Lorton, AL

Average sunshine days in September - Lorton, AL
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is October (22.6 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in September
Lorton, AL

Average UV index in September - Lorton, AL
  • Average UV index in September: 6

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

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Average cloud cover in September
Lorton, AL

Average cloud cover in September - Lorton, AL
  • Average cloud cover in September: 29

Months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in September
Lorton, AL

Average visibility in September - Lorton, 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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