September weather forecastGantts Quarry, AL
September
Weather in September
September, the first month of the autumn in Gantts Quarry, is still a warm month, with an average temperature varying between 65.3°F (18.5°C) and 84.7°F (29.3°C).Temperature
Gantts Quarry's September showcases an average high-temperature of a warm 84.7°F (29.3°C), hardly distinct from August's 89.4°F (31.9°C). Gantts Quarry observes an average nighttime temperature of 65.3°F (18.5°C) during September.Heat index
September's heat index is appraised at a hot 93.2°F (34°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.Take note of the fact that heat index values are based on shaded circumstances with light airflows. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
In September, the average relative humidity is 74%.Rainfall
September is the month with the least rainfall. Rain falls for 9.2 days and accumulates 0.59" (15mm) of precipitation.Snowfall
In Gantts Quarry, snow does not fall in March through October.Daylight
In Gantts Quarry, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:20 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:30 pm CDT.
Sunshine
In Gantts Quarry, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 5 in September translates into this advice:
Heed the precautions - Suggestions to avoid sunburn are made. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gantts Quarry, AL
- Average high temperature in September: 84.7°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 (51.6°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).
Average pressure in September
Gantts Quarry, 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).
Average wind speed in September
Gantts Quarry, AL
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in September
Gantts Quarry, 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
Gantts Quarry, AL
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is September (0.59").
Average rainfall days in September
Gantts Quarry, AL
- Average rainfall days in September: 9.2 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (5.5 days).
Average snowfall in September
Gantts Quarry, AL
- Average snowfall in September: 0"
The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in September
Gantts Quarry, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Gantts Quarry, AL
- Average daylight in September: 12h and 24min
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 42min
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 54min).
Average sunshine days in September
Gantts Quarry, AL
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in September
Gantts Quarry, AL
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Gantts Quarry, AL
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in September
Gantts Quarry, AL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
