September weather forecast
Pineville, AR

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Weather in September

The first month of the autumn, September, is still a warm month in Pineville, Arkansas, with an average temperature fluctuating between 61.5°F (16.4°C) and 82.2°F (27.9°C).

Temperature

Pineville's progression into September involves a gentle drop in the average high-temperature, from a hot 89.2°F (31.8°C) in August to a moderately hot 82.2°F (27.9°C). Pineville experiences a mean temperature of 61.5°F (16.4°C) during September nights.

Heat index

For September, the heat index is evaluated at a tropical 87.8°F (31°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In September, the average relative humidity is 74%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.9 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 6:40 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:53 pm CDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

What is the average September temperature?

The average high-temperature and low-temperature during September are 82.2°F (27.9°C) and 61.5°F (16.4°C) respectively. In September, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 74%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 12.9 days and accumulates 1.89" (48mm) of precipitation.

How much does it rain in September?

In Pineville, during September, the rain falls for 12.9 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 24min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:40 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:53 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.4h.

What is the UV index reading in September?

In Pineville, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from 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
Pineville, AR

Average temperature in September - Pineville, AR
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in September
Pineville, AR

Average pressure in September - Pineville, AR
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Pineville, AR

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

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in September
Pineville, AR

Average humidity in September - Pineville, AR
  • Average humidity in September: 74%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Pineville, AR

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

The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in September
Pineville, AR

Average rainfall days in September - Pineville, AR
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in September
Pineville, AR

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Pineville, AR

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

The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Pineville, AR

Average daylight in September / Average sunshine in September - Pineville, AR
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in September
Pineville, AR

Average sunshine days in September - Pineville, AR
  • Average sunshine days in September: 14 days

The months with the most sunshine days are January and December (19.5 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in September
Pineville, AR

Average UV index in September - Pineville, AR
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Pineville, AR

Average cloud cover in September - Pineville, AR
  • Average cloud cover in September: 30

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in September
Pineville, AR

Average visibility in September - Pineville, AR
  • Average visibility in September: 6mi

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

Pineville, Arkansas, USA

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