September weather forecast
Lumbull, AL

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Weather in September

The first month of the autumn, September, is still a warm month in Lumbull, Alabama, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 64°F (17.8°C).

Temperature

Lumbull's weather, upon September's arrival, documents an average high-temperature of a moderately hot 83.7°F (28.7°C), nearly identical to the prior month. In Lumbull, the average nighttime temperature during September is an enjoyable 64°F (17.8°C).

Heat index

For September, the heat index is computed to be a tropical 91.4°F (33°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

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

Rainfall

In Lumbull, in September, during 14 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, in Lumbull, there are 174.6 rainfall days, and 42.8" (1087mm) of precipitation is accumulated.

Snowfall

In Lumbull, snow does not fall in April through October.

Daylight

In Lumbull, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:16 pm. On the last day of September, in Lumbull, sunrise is at 6:45 am and sunset at 6:36 pm CDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 5 in September leads to these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

How hot is it in Lumbull in September?

During September, Lumbull experiences an average high-temperature of 83.7°F (28.7°C) and a low-temperature of 64°F (17.8°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 91.4°F (33°C).

What is the average humidity in September in Lumbull?

In September, the average relative humidity is 74%.

How many days does it rain in September in Lumbull?

In Lumbull, Alabama, in September, during 14 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Lumbull?

In Lumbull, Alabama, snow does not fall in April through October.

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

In September, the average day length in Lumbull is 12h and 23min.

When are sunrise and sunset in September in Lumbull?

On the first day of September in Lumbull, sunrise is at 6:24 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:36 pm CDT.

How many hours of sunshine does Lumbull have in September?

In Lumbull, Alabama, the average sunshine duration in September is 9h.

How high is the UV index in September in Lumbull?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes 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
Lumbull, AL

Average temperature in September - Lumbull, AL
  • Average high temperature in September: 83.7°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (34°F).

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Average pressure in September
Lumbull, AL

Average pressure in September - Lumbull, 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 (29.97"Hg).

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Average wind speed in September
Lumbull, AL

Average wind speed in September - Lumbull, AL
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Lumbull, AL

Average humidity in September - Lumbull, 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
Lumbull, AL

Average rainfall in September - Lumbull, AL
  • Average rainfall in September: 2.68"

The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is November (2.4").

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Average rainfall days in September
Lumbull, AL

Average rainfall days in September - Lumbull, AL
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in September
Lumbull, AL

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

The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Lumbull, AL

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

The month with the highest number of snowfall days is February (2.1 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
Lumbull, AL

Average daylight in September / Average sunshine in September - Lumbull, 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: 9h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).

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Average sunshine days in September
Lumbull, AL

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

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is August (9.3 days).

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Average UV index in September
Lumbull, AL

Average UV index in September - Lumbull, 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
Lumbull, AL

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

The months with the most cloud cover are February and December (Cloud cover 49).
The months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in September
Lumbull, AL

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

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

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Lumbull, Alabama, USA

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