September weather forecastFair Park, AL
September
Weather in September
September, the first month of the autumn in Fair Park, is still a warm month, with an average temperature varying between 84.6°F (29.2°C) and 64°F (17.8°C).Temperature
Fair Park signifies an average high-temperature of a warm 84.6°F (29.2°C) in September, closely mirroring the 89.1°F (31.7°C) of August. During September, Fair Park witnesses a consistent average low-temperature of 64°F (17.8°C).Heat index
Throughout September, the heat index is computed to be a hot 93.2°F (34°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Humidity
The average relative humidity in September is 74%.Rainfall
In September, the rain falls for 14 days. Throughout September, 2.48" (63mm) of precipitation is accumulated. In Fair Park, during the entire year, the rain falls for 176.1 days and collects up to 38.11" (968mm) of precipitation.Snowfall
In Fair Park, snow does not fall in March through November.Daylight
In Fair Park, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:19 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the UV index of 5 transforms into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Fair Park, AL
- Average high temperature in September: 84.6°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (50.9°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is August (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).
Average pressure in September
Fair Park, 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
Fair Park, AL
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in September
Fair Park, 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
Fair Park, AL
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is October (2.13").
Average rainfall days in September
Fair Park, AL
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is July (21.5 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in September
Fair Park, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.87").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Fair Park, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (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
Fair Park, 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 36min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Fair Park, AL
- Average sunshine days in September: 13.3 days
The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in September
Fair Park, 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 January (UV index 2).
Average cloud cover in September
Fair Park, AL
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June, September and October (Cloud cover 31).
Average visibility in September
Fair Park, 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).





