September weather forecast
Lincoln, AL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Lincoln, Alabama, with an average temperature varying between 64°F (17.8°C) and 84.6°F (29.2°C).

Temperature

Lincoln's weather in September indicates an average high-temperature of a moderately hot 84.6°F (29.2°C), nearly consistent with the 89.2°F (31.8°C) of August. Nighttime temperatures in September average to a refreshing 64°F (17.8°C) in Lincoln.

Heat index

The heat index value during September is calculated to be a hot 93.2°F (34°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially vital to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

The average relative humidity in September is 74%.

Rainfall

In Lincoln, in September, during 12 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Lincoln, Alabama, during the entire year, the rain falls for 155.6 days and collects up to 25.63" (651mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:18 am and sunset at 7:09 pm. On the last day of September, in Lincoln, sunrise is at 6:38 am and sunset at 6:29 pm CDT.

Sunshine

The average sunshine in September in Lincoln is 8.7h.

UV index

The average daily maximum UV index in September in Lincoln, Alabama, is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 suggests this advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

How hot is it in Lincoln in September?

The high-temperature, in September, in Lincoln, records 84.6°F (29.2°C), while the low-temperature is 64°F (17.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 93.2°F (34°C).

What is the average humidity in September in Lincoln?

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

How many days does it rain in September in Lincoln?

In Lincoln, in September, it is raining for 12 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Lincoln?

March through November are months without snowfall.

What is the average length of the day in September in Lincoln?

In Lincoln, the average day length in September is 12h and 22min.

When is the sunrise / sunset in September in Lincoln?

In September, on the first day of the month, sunrise is at 6:18 am and sunset at 7:09 pm. On the last day of the month, in Lincoln, sunrise is at 6:38 am and sunset at 6:29 pm CDT.

How long on average sun shines in September in Lincoln?

In September, the average sunshine duration is 8.7h.

What is the UV index reading in September in Lincoln?

In September, the average daily maximum UV index in Lincoln is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
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
Lincoln, AL

Average temperature in September - Lincoln, AL
  • Average high temperature in September: 84.6°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 (50.9°F).

  • Average low temperature in September: 64°F

The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).

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Average pressure in September
Lincoln, AL

Average pressure in September - Lincoln, AL
  • Average pressure in September: 30.01"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).

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Average wind speed in September
Lincoln, AL

Average wind speed in September - Lincoln, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in September
Lincoln, AL

Average humidity in September - Lincoln, 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%).

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Average rainfall in September
Lincoln, AL

Average rainfall in September - Lincoln, AL
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is October (1.38").

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Average rainfall days in September
Lincoln, AL

Average rainfall days in September - Lincoln, AL
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is November (8 days).

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Average snowfall in September
Lincoln, AL

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

The month with the highest snowfall is January (0.67").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Lincoln, AL

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

The months with the highest number of snowfall days are January and February (1.3 days).
The 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
Lincoln, AL

Average daylight in September / Average sunshine in September - Lincoln, AL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Lincoln, AL

Average sunshine days in September - Lincoln, AL
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (9 days).

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Average UV index in September
Lincoln, AL

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

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in September
Lincoln, AL

Average cloud cover in September - Lincoln, AL
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in September
Lincoln, AL

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

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

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Lincoln, Alabama, USA

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