September weather forecast
Ain, AR

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Weather in September

The first month of the autumn, September, is still a warm month in Ain, Arkansas, with an average temperature varying between 85.8°F (29.9°C) and 65.1°F (18.4°C).

Temperature

In Ain, entering September brings a subtle temperature decrement, reducing from August's tropical 91.9°F (33.3°C) to a moderately hot 85.8°F (29.9°C). Ain reports an average low-temperature of 65.1°F (18.4°C) during the nights of September.

Heat index

For September, the heat index is evaluated at a sweltering 95°F (35°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

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

Rainfall

In Ain, during September, the rain falls for 11.6 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, there are 152.2 rainfall days, and 35.59" (904mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in September in Ain, Arkansas, is 12h and 22min.
On the first day of the month, sunrise is at 6:43 am and sunset at 7:34 pm. On the last day of September, sunrise is at 7:03 am and sunset at 6:54 pm CDT.

Sunshine

In September, the average sunshine in Ain is 9.4h.

UV index

The average daily maximum UV index in September in Ain is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

How hot does it get in Ain in September?

During September, Ain experiences an average high-temperature of 85.8°F (29.9°C) and a low-temperature of 65.1°F (18.4°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in September is evaluated at 95°F (35°C).

What is the average humidity in September in Ain?

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

How much does it rain in Ain in September?

In Ain, Arkansas, during September, the rain falls for 11.6 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow in Ain?

In Ain, Arkansas, snow does not fall in April through November.

How many hours of daylight does Ain have in September?

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

What time are sunrise and sunset in September in Ain?

On the first day of September, sunrise is at 6:43 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:54 pm CDT.

How many hours of sunshine does Ain have in September?

The average sunshine duration in September in Ain is 9.4h.

What is the UV index intensity in September in Ain?

In Ain, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Ain, AR

Average temperature in September - Ain, AR
  • Average high temperature in September: 85.8°F

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (50°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

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Average pressure in September
Ain, AR

Average pressure in September - Ain, 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
Ain, AR

Average wind speed in September - Ain, AR
  • Average wind speed in September: 5.2mph

The windiest months (with the highest average wind speed) are March and April (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Ain, AR

Average humidity in September - Ain, 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 (70%).

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Average rainfall in September
Ain, AR

Average rainfall in September - Ain, AR
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is April (4.41").
The driest month (with the least rainfall) is July (2.28").

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Average rainfall days in September
Ain, AR

Average rainfall days in September - Ain, AR
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in September
Ain, AR

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

The month with the highest snowfall is January (0.67").
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
Ain, AR

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

The months with the highest number of snowfall days are January and February (1.3 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
Ain, AR

Average daylight in September / Average sunshine in September - Ain, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in September
Ain, AR

Average sunshine days in September - Ain, AR
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in September
Ain, AR

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

The months with the highest UV index are June and July (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
Ain, AR

Average cloud cover in September - Ain, 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 26).

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Average visibility in September
Ain, AR

Average visibility in September - Ain, 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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Ain, Arkansas, USA

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