September weather forecast
Mount Hester, AL

Weather in September

September, the first month of the autumn in Mount Hester, is still a warm month, with an average temperature varying between 63.7°F (17.6°C) and 83.3°F (28.5°C).

Temperature

In Mount Hester, the average high-temperature in September is almost the same as in August - a moderately hot 83.3°F (28.5°C). In September, the average low-temperature is 63.7°F (17.6°C).

Heat index

The average heat index in September is appraised at a tropical 90.1°F (32.3°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, metabolic differences, differences in body mass, height, and shape). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity in Mount Hester is 74%.

Rainfall

In Mount Hester, during September, the rain falls for 12.6 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Mount Hester, during the entire year, the rain falls for 170.1 days and collects up to 40.12" (1019mm) of precipitation.

Snowfall

In Mount Hester, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 6:25 am and sunset at 7:18 pm. On the last day of September, in Mount Hester, sunrise is at 6:46 am and sunset at 6:37 pm CDT.

Sunshine

The average sunshine in September in Mount Hester is 8.9h.

UV index

In Mount Hester, Alabama, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Mount Hester?

In Mount Hester, in September, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 63.7°F (17.6°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 90.1°F (32.3°C).

What is the average humidity in September in Mount Hester?

The average relative humidity in September in Mount Hester is 74%.

How much does it rain in Mount Hester in September?

In Mount Hester, in September, during 12.6 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow in Mount Hester?

In Mount Hester, Alabama, snow does not fall in May through October.

What is the average length of the day in September in Mount Hester?

In September, the average day length in Mount Hester is 12h and 23min.

What time are sunrise and sunset in September in Mount Hester?

On the first day of September, sunrise is at 6:25 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:37 pm CDT.

How many hours of sunshine does Mount Hester have in September?

In Mount Hester, the average sunshine duration in September is 8.9h.

What is the UV index reading in September in Mount Hester?

In Mount Hester, Alabama, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mount Hester, AL

Average temperature in September - Mount Hester, AL
  • Average high temperature in September: 83.3°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (47.7°F).

  • Average low temperature in September: 63.7°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 (33.1°F).

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Average pressure in September
Mount Hester, AL

Average pressure in September - Mount Hester, AL
  • Average pressure in September: 30.01"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).

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Average wind speed in September
Mount Hester, AL

Average wind speed in September - Mount Hester, AL
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

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Average humidity in September
Mount Hester, AL

Average humidity in September - Mount Hester, AL
  • Average humidity in September: 74%

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
Mount Hester, AL

Average rainfall in September - Mount Hester, AL
  • Average rainfall in September: 2.4"

The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is November (2.28").

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Average rainfall days in September
Mount Hester, AL

Average rainfall days in September - Mount Hester, AL
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is November (9.7 days).

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Average snowfall in September
Mount Hester, AL

Average snowfall in September - Mount Hester, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Mount Hester, AL

Average snowfall days in September - Mount Hester, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.3 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
Mount Hester, AL

Average daylight in September / Average sunshine in September - Mount Hester, AL
  • Average daylight in September: 12h and 23min

The month with the longest days is June (Average daylight: 14h and 27min).
The month with the shortest days is December (Average daylight: 9h and 52min).

  • Average sunshine in September: 8h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

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Average sunshine days in September
Mount Hester, AL

Average sunshine days in September - Mount Hester, AL
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in September
Mount Hester, AL

Average UV index in September - Mount Hester, 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
Mount Hester, AL

Average cloud cover in September - Mount Hester, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 31).

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Average visibility in September
Mount Hester, AL

Average visibility in September - Mount Hester, AL
  • Average visibility in September: 6mi

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

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