September weather forecastWindsong Island, AL
September
Weather in September
The first month of the autumn, September, is still a warm month in Windsong Island, Alabama, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 84.6°F (29.2°C).Temperature
The arrival of September records an average high-temperature of a moderately hot 84.6°F (29.2°C), closely related to the 89.2°F (31.8°C) observed in August. In the month of September, Windsong Island's average low-temperature falls to a refreshing 64°F (17.8°C).Heat index
September's average heat index is appraised at a hot 93.2°F (34°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.Heat index's context suggests values are appropriate for shady areas and slight breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
In September, the average relative humidity is 74%.Rainfall
In Windsong Island, in September, during 12 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Windsong Island, during the entire year, the rain falls for 155.6 days and collects up to 25.63" (651mm) of precipitation.Snowfall
March through November are months without snowfall in Windsong Island.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September in Windsong Island, Alabama, 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 8.7h.UV index
In Windsong Island, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 in September translates into these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Windsong Island, AL
- Average high temperature in September: 84.6°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 (50.9°F).
- Average low temperature in September: 64°F
The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in September
Windsong Island, 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
Windsong Island, AL
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Windsong Island, 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
Windsong Island, AL
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is October (1.38").
Average rainfall days in September
Windsong Island, AL
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is November (8 days).
Average snowfall in September
Windsong Island, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Windsong Island, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1.3 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
Windsong Island, 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 month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Windsong Island, AL
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (9 days).
Average UV index in September
Windsong Island, AL
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Windsong Island, AL
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in September
Windsong Island, 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).
