September weather forecast
Benton, AR

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Weather in September

September greets Benton with a refreshing change as the city comes down from its summer highs. The temperatures see a remarkable dip from August, indicating the onset of fall. Skip the summer heat, September sees a significant decline to just 1.89" (48mm) of rainfall throughout the month. With less humidity and comfortable temperatures, it makes for pleasant weather, ideal for a swirl of outdoor activities. September is the perfect month to bid farewell to summer and welcome the autumn season.

Temperature

With the commencement of September, Benton records a moderate temperature decline, with the average high easing from August's hot 91.6°F (33.1°C) to a warm 85.3°F (29.6°C). September nights are marked by an average temperature drop to a refreshing 64.8°F (18.2°C).

Heat index

During September, the heat index is appraised at a very hot 95°F (35°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. 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 extremely significant for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In September, the average relative humidity in Benton, Arkansas, is 72%.

Rainfall

The month with the least rainfall in Benton is September, when the rain falls for 11.9 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

April through November are months without snowfall in Benton.

Daylight

The average length of the day in September in Benton, Arkansas, is 12h and 23min.
On the first day of the month, sunrise is at 6:44 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:55 pm CDT.

Sunshine

The average sunshine in September in Benton is 9.5h.

UV index

In September, the average daily maximum UV index in Benton is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

How hot is September in Benton?

The average high-temperature and low-temperature in Benton, Arkansas, during September are 85.3°F (29.6°C) and 64.8°F (18.2°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 95°F (35°C).

What is the average humidity in September in Benton?

In September, the average relative humidity is 72%.

What is the driest month in Benton?

The month with the least rainfall in Benton, Arkansas, is September, when the rain falls for 11.9 days and typically collects 1.89" (48mm) of precipitation.

How many days does it rain in September in Benton?

In Benton, during September, the rain falls for 11.9 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Benton?

In Benton, snow does not fall in April through November.

How many hours of daylight does Benton have in September?

The average day length in September in Benton, Arkansas, is 12h and 23min.

When is the sunrise / sunset in September in Benton?

On the first day of September in Benton, Arkansas, sunrise is at 6:44 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:55 pm CDT.

How long on average sun shines in September in Benton?

The average sunshine duration in September in Benton, Arkansas, is 9.5h.

What is the UV index reading in September in Benton?

The average daily maximum UV index in September in Benton is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Benton, AR

Average temperature in September - Benton, AR
  • Average high temperature in September: 85.3°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (49.3°F).

  • Average low temperature in September: 64.8°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in September
Benton, AR

Average pressure in September - Benton, AR
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Benton, AR

Average wind speed in September - Benton, AR
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in September
Benton, AR

Average humidity in September - Benton, AR
  • Average humidity in September: 72%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Benton, AR

Average rainfall in September - Benton, AR
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is April (4.25").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
Benton, AR

Average rainfall days in September - Benton, AR
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is July (16 days).
The months with the least rainy days are January and November (9.5 days).

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Average snowfall in September
Benton, AR

Average snowfall in September - Benton, AR
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.79").
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
Benton, AR

Average snowfall days in September - Benton, AR
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (1.6 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
Benton, AR

Average daylight in September / Average sunshine in September - Benton, AR
  • 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: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in September
Benton, AR

Average sunshine days in September - Benton, AR
  • Average sunshine days in September: 16.6 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in September
Benton, AR

Average UV index in September - Benton, AR
  • Average UV index in September: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Benton, AR

Average cloud cover in September - Benton, AR
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in September
Benton, AR

Average visibility in September - Benton, AR
  • 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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Benton, Arkansas, USA

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