September weather forecast and climate
Montgomery, AL

The state capitol in Montgomery, Alabama
The state capitol in Montgomery, Alabama

Weather in September

The first month of the autumn, September, is still a tropical month in Montgomery, Alabama, with average temperature ranging between max 87.1°F (30.6°C) and min 67.3°F (19.6°C).

Temperature

In September, the average high-temperature is practically the same as in August - a still tropical 87.1°F (30.6°C). In September, the average low-temperature is 67.3°F (19.6°C).

Heat index

In September, the average heat index is appraised at a torrid 98.8°F (37.1°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'real feel', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like clothing, pregnancy, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In September, the average relative humidity in Montgomery, Alabama, is 72%.

Rainfall

The month with the least rainfall is September when the rain falls for 12.8 days and typically collects 1.22" (31mm) of precipitation.

Snowfall

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

Daylight

In Montgomery, Alabama, the average length of the day is 12.4h.

Sunshine

The average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in Montgomery, Alabama, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Montgomery?

In Montgomery, in September, the average high-temperature is 87.1°F (30.6°C), and the average low-temperature is 67.3°F (19.6°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that represents influence of the relative humidity to air temperaure, is appraised at 98.8°F (37.1°C).

What is the average humidity in September in Montgomery?

In September, the average relative humidity is 72%.

How many days does it rain in September in Montgomery?

In Montgomery, in September, it is raining for 12.8 days, with typically 1.22" (31mm) of accumulated precipitation.

What is the driest month in Montgomery?

The month with the least rainfall is September when the rain falls for 12.8 days and typically collects 1.22" (31mm) of precipitation.

When it does not snow in Montgomery?

In Montgomery snow does not fall in April through November.

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

In Montgomery, the average length of the day in September is 12.4h.

How long on average sun shines in September in Montgomery?

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

How high is the UV index in September in Montgomery?

In September, the average daily maximum UV index in Montgomery, Alabama, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV radiation.

Average temperature in September
Montgomery, AL

Average temperature in September - Montgomery, AL
  • Average high temperature in September: 87.1°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in September: 67.3°F

Months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in September
Montgomery, AL

Average pressure in September - Montgomery, AL
  • Average pressure in September: 30"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.97").

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Average wind speed in September
Montgomery, AL

Average wind speed in September - Montgomery, AL
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are January, February and December (7.6mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

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Average humidity in September
Montgomery, AL

Average humidity in September - Montgomery, AL
  • Average humidity in September: 72%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Montgomery, AL

Average rainfall in September - Montgomery, AL
  • Average rainfall in September: 1.22"

The wettest months (with the highest rainfall) are August and December (2.36").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in September
Montgomery, AL

Average rainfall days in September - Montgomery, AL
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is August (19.4 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall in September
Montgomery, AL

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

Months with the highest snowfall are January and March (0.2").
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
Montgomery, AL

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

The month with the highest number of snowfall days is January (0.6 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Montgomery, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in September: 8.8h

The month with the most sunshine is June (Average sunshine: 10.8h).
Months with the least sunshine are February and December (Average sunshine: 5.1).

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Average sunshine days in September
Montgomery, AL

Average sunshine days in September - Montgomery, AL
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (21.9 days).
The month with the least sunshine days is July (9 days).

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Average UV index in September
Montgomery, AL

Average UV index in September - Montgomery, AL
  • Average UV index in September: 6

Months with the highest UV index are May, June and July (UV index 7).
Months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in September
Montgomery, AL

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

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in September
Montgomery, AL

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

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

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