September weather forecast
Luke, AL

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Weather in September

September, the first month of the autumn in Luke, is still a warm month, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 63.9°F (17.7°C).

Temperature

Luke experiences a recorded average high-temperature of a warm 84°F (28.9°C) in September, closely aligned with August's 89.1°F (31.7°C). During September, Luke witnesses a consistent average low-temperature of 63.9°F (17.7°C).

Heat index

September's heat index is estimated at a hot 91.4°F (33°C). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. With 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 'apparent 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. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to 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 in Luke is 74%.

Rainfall

In September, the rain falls for 12.9 days. Throughout September, 2.36" (60mm) of precipitation is accumulated. Throughout the year, there are 171.3 rainfall days, and 37.83" (961mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of September, sunrise is at 6:17 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:28 pm CDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. To guard against the harmful effects of the Sun, minimize exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

How hot is it in Luke in September?

An average high-temperature, in September, in Luke, is 84°F (28.9°C) and the average low-temperature is 63.9°F (17.7°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 91.4°F (33°C).

What is the average humidity in September?

In September, the average relative humidity is 74%.

How much does it rain in September?

In Luke, in September, it is raining for 12.9 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Luke?

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

What is the average length of the day in September?

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:17 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:28 pm CDT.

How long on average sun shines in September?

In Luke, the average sunshine duration in September is 8.6h.

How high is the UV index in September?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Luke, AL

Average temperature in September - Luke, AL
  • Average high temperature in September: 84°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 (49.6°F).

  • Average low temperature in September: 63.9°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

Average pressure in September
Luke, AL

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

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

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

Average humidity in September
Luke, AL

Average humidity in September - Luke, 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%).

Average rainfall in September
Luke, AL

Average rainfall in September - Luke, AL
  • Average rainfall in September: 2.36"

The wettest months (with the highest rainfall) are February and December (3.9").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in September
Luke, AL

Average rainfall days in September - Luke, AL
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
Luke, AL

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

The month with the highest snowfall is December (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Luke, AL

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

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Luke, 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Luke, AL

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

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in September
Luke, AL

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Luke, AL

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

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September
Luke, AL

Average visibility in September - Luke, 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).

Luke, Alabama, USA

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