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
Upon the beginning of September, Jack's high-temperatures register at a still hot 86.9°F (30.5°C), closely mirroring the preceding month. The average low-temperature, in September, in Jack, Alabama, is a pleasant 68.9°F (20.5°C).Heat index
The heat index in September is appraised at a fiery hot 98.6°F (37°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.Understand that the heat index values take into account shaded locations and mild winds. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
In Jack, the average relative humidity in September is 73%.Rainfall
In Jack, Alabama, in September, it is raining for 14.5 days, with typically 1.5" (38mm) of accumulated precipitation. In Jack, during the entire year, the rain falls for 150.2 days and collects up to 21.18" (538mm) of precipitation.Snowfall
March through December are months without snowfall in Jack.Daylight
The average length of the day in September in Jack is 12h and 21min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:07 pm. On the last day of September, sunrise is at 6:37 am and sunset at 6:29 pm CDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index in Jack is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 6 in September transforms into the following instructions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
Is it hot in Jack during September?
What is the average humidity in September in Jack?
How much does it rain in Jack in September?
When it does not snow in Jack?
What is the average length of the day in September in Jack?
What time are sunrise and sunset in September in Jack?
How long on average sun shines in September in Jack?
What is the UV index intensity in September in Jack?
Average temperature in September
Jack, AL
- Average high temperature in September: 86.9°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (57.7°F).
- Average low temperature in September: 68.9°F
The month with the highest average low temperature is August (73.2°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).
Average pressure in September
Jack, AL
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in September
Jack, AL
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in September
Jack, AL
- Average humidity in September: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (69%).
Average rainfall in September
Jack, AL
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in September
Jack, AL
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (6.8 days).
Average snowfall in September
Jack, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Jack, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Jack, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Jack, AL
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is August (7.3 days).
Average UV index in September
Jack, AL
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Jack, AL
- Average cloud cover in September: 31
The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in September
Jack, 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).
Jack, Alabama, USA
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