Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's onset sees an average high-temperature of a warm 82.8°F (28.2°C), exhibiting a slight fluctuation from the previous month. Sullivan Crossroads, in September, experiences an average temperature of 63.5°F (17.5°C) at night.Heat index
In September, the heat index is appraised at a tropical 89.6°F (32°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.The heat index's values are generally associated with conditions in shade and light breezes. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', determines the feeling of heat when you account for the relative humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In Sullivan Crossroads, the average relative humidity in September is 74%.Rainfall
In Sullivan Crossroads, Alabama, in September, during 14.2 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 178.6 rainfall days, and 41.26" (1048mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Sullivan Crossroads.Daylight
In September, the average length of the day in Sullivan Crossroads, Alabama, is 12h and 23min.On the first day of September in Sullivan Crossroads, Alabama, sunrise is at 6:24 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:36 pm CDT.
Sunshine
The average sunshine in September in Sullivan Crossroads is 8.9h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: In September, the maximum UV index of 5 suggests these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
Is it hot in Sullivan Crossroads during September?
What is the average humidity in September in Sullivan Crossroads?
How much does it rain in Sullivan Crossroads in September?
When it does not snow in Sullivan Crossroads?
What is the average length of the day in September in Sullivan Crossroads?
What time are sunrise and sunset in September in Sullivan Crossroads?
How many hours of sunshine does Sullivan Crossroads have in September?
What is the UV index reading in September in Sullivan Crossroads?
Average temperature in September
Sullivan Crossroads, AL
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in September: 63.5°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 (33.1°F).
Average pressure in September
Sullivan Crossroads, 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 (29.97"Hg).
Average wind speed in September
Sullivan Crossroads, AL
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in September
Sullivan Crossroads, AL
- Average humidity in September: 74%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Sullivan Crossroads, AL
- Average rainfall in September: 2.68"
The wettest month (with the highest rainfall) is February (4.53").
The driest month (with the least rainfall) is November (2.56").
Average rainfall days in September
Sullivan Crossroads, AL
- Average rainfall days in September: 14.2 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in September
Sullivan Crossroads, AL
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Sullivan Crossroads, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.4 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
Sullivan Crossroads, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in September
Sullivan Crossroads, AL
- Average sunshine days in September: 14.2 days
The months with the most sunshine days are October and November (17.6 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in September
Sullivan Crossroads, 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
Sullivan Crossroads, AL
- Average cloud cover in September: 30
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
Sullivan Crossroads, 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).
Sullivan Crossroads, Alabama, USA
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