September weather forecast
Gnatville, AL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Gnatville, Alabama, with an average temperature ranging between max 83.5°F (28.6°C) and min 63.3°F (17.4°C).

Temperature

Gnatville in September witnesses an average high-temperature of a warm 83.5°F (28.6°C), indicating a slight variation from August's 88.7°F (31.5°C). During the month of September, the nighttime temperature falls to an average of 63.3°F (17.4°C).

Heat index

During September, the heat index is calculated to be a tropical 91.4°F (33°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In September, the average relative humidity is 75%.

Rainfall

In Gnatville, Alabama, in September, during 11.5 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, in Gnatville, there are 154.5 rainfall days, and 25.04" (636mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:16 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

Sunshine

In September, the average sunshine in Gnatville, Alabama, is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

How hot does it get in Gnatville in September?

In September, in Gnatville, the average high-temperature is 83.5°F (28.6°C), and the average low-temperature is 63.3°F (17.4°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is calculated to be 91.4°F (33°C).

What is the average humidity in September in Gnatville?

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

How many days does it rain in September in Gnatville?

In Gnatville, Alabama, in September, it is raining for 11.5 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow in Gnatville?

In Gnatville, Alabama, snow does not fall in April through November.

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

The average day length in September in Gnatville, Alabama, is 12h and 22min.

When are sunrise and sunset in September in Gnatville?

On the first day of September in Gnatville, Alabama, sunrise is at 6:16 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

How long on average sun shines in September in Gnatville?

In September, the average sunshine duration in Gnatville, Alabama, is 8.5h.

What is the UV index reading in September in Gnatville?

In Gnatville, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Gnatville, AL

Average temperature in September - Gnatville, AL
  • Average high temperature in September: 83.5°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 (49.8°F).

  • Average low temperature in September: 63.3°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).

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Average pressure in September
Gnatville, AL

Average pressure in September - Gnatville, 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
Gnatville, AL

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

The windiest month (with the highest average wind speed) is February (7.2mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in September
Gnatville, AL

Average humidity in September - Gnatville, 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
Gnatville, AL

Average rainfall in September - Gnatville, AL
  • Average rainfall in September: 1.54"

The wettest month (with the highest rainfall) is August (2.56").
The driest month (with the least rainfall) is October (1.38").

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Average rainfall days in September
Gnatville, AL

Average rainfall days in September - Gnatville, AL
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in September
Gnatville, AL

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

The month with the highest snowfall is January (0.55").
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
Gnatville, AL

Average snowfall days in September - Gnatville, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Gnatville, 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: 9h and 54min).

  • Average sunshine in September: 8h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Gnatville, AL

Average sunshine days in September - Gnatville, AL
  • Average sunshine days in September: 16.4 days

The months with the most sunshine days are October and November (20.1 days).
The month with the least sunshine days is July (8.9 days).

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Average UV index in September
Gnatville, AL

Average UV index in September - Gnatville, 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 December (UV index 2).

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Average cloud cover in September
Gnatville, AL

Average cloud cover in September - Gnatville, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
Gnatville, AL

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

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

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Gnatville, Alabama, USA

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