September weather forecast
Russellville, AL

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Weather in September

September, the first month of the autumn in Russellville, is still a warm month, with an average temperature ranging between min 63.9°F (17.7°C) and max 83.1°F (28.4°C).

Temperature

During September, the average high-temperature is a moderately hot 83.1°F (28.4°C), maintaining a close resemblance to that of the preceding month. Throughout the month of September, Russellville witnesses an average temperature of 63.9°F (17.7°C).

Heat index

During September, the heat index is evaluated at a tropical 89.6°F (32°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

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

Rainfall

In September, in Russellville, Alabama, the rain falls for 13.6 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 176 rainfall days, and 41.97" (1066mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Russellville.

Daylight

The average length of the day in September in Russellville is 12h and 23min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:16 pm. On the last day of September, in Russellville, sunrise is at 6:45 am and sunset at 6:35 pm CDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in Russellville is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 5 in September suggests the following recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

How hot does it get in Russellville in September?

In September, in Russellville, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 63.9°F (17.7°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 89.6°F (32°C).

What is the average humidity in September in Russellville?

In Russellville, Alabama, the average relative humidity in September is 74%.

How much does it rain in Russellville in September?

In Russellville, in September, it is raining for 13.6 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Russellville?

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

How many hours of daylight does Russellville have in September?

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

When is the sunrise / sunset in September in Russellville?

In September, on the first day of the month, sunrise is at 6:24 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:35 pm CDT.

How many hours of sunshine does Russellville have in September?

In September, the average sunshine duration in Russellville, Alabama, is 8.9h.

What is the UV index intensity in September in Russellville?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Russellville, AL

Average temperature in September - Russellville, AL
  • Average high temperature in September: 83.1°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 (47.8°F).

  • Average low temperature in September: 63.9°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
Russellville, AL

Average pressure in September - Russellville, 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
Russellville, AL

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

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Russellville, AL

Average humidity in September - Russellville, 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
Russellville, AL

Average rainfall in September - Russellville, AL
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is February (4.57").
The driest month (with the least rainfall) is November (2.44").

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Average rainfall days in September
Russellville, AL

Average rainfall days in September - Russellville, AL
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (10.5 days).

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Average snowfall in September
Russellville, AL

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

The month with the highest snowfall is February (0.75").
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
Russellville, AL

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

The month with the highest number of snowfall days is February (2.2 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
Russellville, AL

Average daylight in September / Average sunshine in September - Russellville, 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 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in September
Russellville, AL

Average sunshine days in September - Russellville, AL
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in September
Russellville, AL

Average UV index in September - Russellville, 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
Russellville, AL

Average cloud cover in September - Russellville, 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
Russellville, AL

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

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

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Russellville, Alabama, USA

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