September weather forecastVance, AL
September
Weather in September
September, the first month of the autumn in Vance, is still a warm month, with an average temperature fluctuating between 85.5°F (29.7°C) and 66.4°F (19.1°C).Temperature
Stepping into September, Vance records an average high-temperature of a moderately hot 85.5°F (29.7°C), almost consistent with August. September is noted for a mean low-temperature of 66.4°F (19.1°C).Heat index
In September, the heat index is evaluated at a sweltering 95°F (35°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
The average relative humidity in September is 72%.Rainfall
September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 0.98" (25mm) of precipitation.Snowfall
In Vance, snow does not fall in March through November.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:13 pm. On the last day of September, sunrise is at 6:42 am and sunset at 6:34 pm CDT.
Sunshine
In Vance, Alabama, the average sunshine in September is 9h.UV index
In September, the average daily maximum UV index in Vance is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a daily UV index of 5 turns into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Vance, AL
- Average high temperature in September: 85.5°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in September: 66.4°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (36.3°F).
Average pressure in September
Vance, AL
- Average pressure in September: 30"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
Vance, AL
- Average wind speed in September: 5.1mph
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 (4.5mph).
Average humidity in September
Vance, AL
- Average humidity in September: 72%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Vance, AL
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is August (2.17").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in September
Vance, AL
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (6.8 days).
Average snowfall in September
Vance, AL
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Vance, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (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
Vance, 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: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Vance, AL
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Vance, AL
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Vance, AL
- Average cloud cover in September: 29
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in September
Vance, 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).
