September weather forecast
Mostellers, AL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Mostellers, Alabama, with an average temperature fluctuating between 84.9°F (29.4°C) and 65.7°F (18.7°C).

Temperature

The beginning of September records an average high-temperature of a warm 84.9°F (29.4°C), almost echoing the conditions of the previous month. Throughout September, Mostellers experiences a low-temperature average of 65.7°F (18.7°C).

Heat index

Throughout September, the heat index is computed to be a tropical 93.2°F (34°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Understand that the heat index values take into account shaded locations and mild winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', melds the effects of warmth and moisture to generate a feeling of heat. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important 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

The average relative humidity in September is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 2.05" (52mm) of precipitation.

Snowfall

April through October are months without snowfall in Mostellers, Alabama.

Daylight

In Mostellers, the average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:20 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:31 pm CDT.

Sunshine

In Mostellers, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a daily UV index of 5 turns into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

How hot does it get in Mostellers in September?

The high-temperature in Mostellers, Alabama, during September is 84.9°F (29.4°C) and the low-temperature is 65.7°F (18.7°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 93.2°F (34°C).

What is the average humidity in September in Mostellers?

The average relative humidity in September in Mostellers is 73%.

What is the driest month in Mostellers?

September is the month with the least rainfall in Mostellers. Rain falls for 13.3 days and accumulates 2.05" (52mm) of precipitation.

How much does it rain in Mostellers in September?

In September, in Mostellers, Alabama, the rain falls for 13.3 days. Throughout September, 2.05" (52mm) of precipitation is accumulated.

When it does not snow in Mostellers?

In Mostellers, snow does not fall in April through October.

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

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

When are sunrise and sunset in September in Mostellers?

In September, on the first day of the month, sunrise is at 6:20 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:31 pm CDT.

How many hours of sunshine does Mostellers have in September?

In Mostellers, Alabama, the average sunshine duration in September is 8.8h.

What is the UV index intensity in September in Mostellers?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Mostellers, AL

Average temperature in September - Mostellers, AL
  • Average high temperature in September: 84.9°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 (51.4°F).

  • Average low temperature in September: 65.7°F

The months with the highest average low temperature are July and August (70.5°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in September
Mostellers, AL

Average pressure in September - Mostellers, AL
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in September
Mostellers, AL

Average wind speed in September - Mostellers, AL
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in September
Mostellers, AL

Average humidity in September - Mostellers, AL
  • Average humidity in September: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Mostellers, AL

Average rainfall in September - Mostellers, AL
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is April (4.06").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in September
Mostellers, AL

Average rainfall days in September - Mostellers, AL
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in September
Mostellers, AL

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

The month with the highest snowfall is January (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Mostellers, AL

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

The months with the highest number of snowfall days are January and February (1 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
Mostellers, AL

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

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 5min

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).

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Average sunshine days in September
Mostellers, AL

Average sunshine days in September - Mostellers, AL
  • Average sunshine days in September: 14.6 days

The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in September
Mostellers, AL

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

The month with the highest UV index is June (UV index 7).
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
Mostellers, AL

Average cloud cover in September - Mostellers, AL
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 30).

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Average visibility in September
Mostellers, AL

Average visibility in September - Mostellers, 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).

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Mostellers, Alabama, USA

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