September weather forecast
Vinnette, AL

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Weather in September

September, the first month of the autumn in Vinnette, is also a moderately hot month, with an average temperature varying between 84°F (28.9°C) and 64°F (17.8°C).

Temperature

September begins with an average high-temperature of a moderately hot 84°F (28.9°C), reflecting close similarity to the preceding month. The average low-temperature during September nights is a comfortable 64°F (17.8°C).

Heat index

In September, the heat index is evaluated at a tropical 91.4°F (33°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Always consider that heat index estimations are for light winds and places in the shade. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

In Vinnette, the average relative humidity in September is 75%.

Rainfall

In Vinnette, in September, it is raining for 12.2 days, with typically 2.24" (57mm) of accumulated precipitation. In Vinnette, during the entire year, the rain falls for 171.1 days and collects up to 37.05" (941mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Vinnette, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:18 am and sunset at 7:08 pm. On the last day of September, sunrise is at 6:37 am and sunset at 6:28 pm CDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

Is it hot in Vinnette during September?

In September, in Vinnette, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 91.4°F (33°C).

What is the average humidity in September in Vinnette?

The average relative humidity in September in Vinnette is 75%.

How many days does it rain in September in Vinnette?

In September, the rain falls for 12.2 days. Throughout September, 2.24" (57mm) of precipitation is accumulated.

When it does not snow in Vinnette?

April through November are months without snowfall.

What is the average length of the day in September in Vinnette?

In September, the average day length in Vinnette, Alabama, is 12h and 22min.

When is the sunrise / sunset in September in Vinnette?

On the first day of September, sunrise is at 6:18 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:28 pm CDT.

How long on average sun shines in September in Vinnette?

In September, the average sunshine duration in Vinnette is 8.6h.

How high is the UV index in September in Vinnette?

The average daily maximum UV index in September in Vinnette, Alabama, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Vinnette, AL

Average temperature in September - Vinnette, AL
  • Average high temperature in September: 84°F

The warmest month (with the highest average high temperature) is July (89.2°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 July (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).

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Average pressure in September
Vinnette, AL

Average pressure in September - Vinnette, 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 (29.98"Hg).

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Average wind speed in September
Vinnette, AL

Average wind speed in September - Vinnette, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in September
Vinnette, AL

Average humidity in September - Vinnette, AL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Vinnette, AL

Average rainfall in September - Vinnette, AL
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is October (1.81").

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Average rainfall days in September
Vinnette, AL

Average rainfall days in September - Vinnette, AL
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (8 days).

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Average snowfall in September
Vinnette, AL

Average snowfall in September - Vinnette, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Vinnette, AL

Average snowfall days in September - Vinnette, 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 April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Vinnette, AL

Average daylight in September / Average sunshine in September - Vinnette, AL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 8h and 4min

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 54min).

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Average sunshine days in September
Vinnette, AL

Average sunshine days in September - Vinnette, AL
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (7.4 days).

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Average UV index in September
Vinnette, AL

Average UV index in September - Vinnette, AL
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Vinnette, AL

Average cloud cover in September - Vinnette, 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).

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Average visibility in September
Vinnette, AL

Average visibility in September - Vinnette, AL
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Vinnette, Alabama, USA

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