September weather forecast
Newport, AR

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Weather in September

The first month of the autumn, September, is still a warm month in Newport, Arkansas, with an average temperature fluctuating between 63.7°F (17.6°C) and 82.8°F (28.2°C).

Temperature

At the start of September, Newport's average high-temperature reaches a moderately hot 82.8°F (28.2°C), subtly different from the preceding month. September witnesses an average low-temperature hovering around a refreshing 63.7°F (17.6°C).

Heat index

The average heat index in September is estimated at a hot 87.8°F (31°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In September, the average relative humidity is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 9.5 days and typically collects 0.67" (17mm) of precipitation.

Snowfall

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

Daylight

In Newport, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:37 am and sunset at 7:31 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:49 pm CDT.

Sunshine

The average sunshine in September is 9.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Take precautions - Protection against sunburn is recommended. Around midday, solar radiation is most harmful; hence, exposure should be limited. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Newport in September?

An average high-temperature, in September, in Newport, is 82.8°F (28.2°C) and the average low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is estimated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 73%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 9.5 days and accumulates 0.67" (17mm) of precipitation.

How much does it rain in September?

In Newport, in September, during 9.5 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

When it does not snow?

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

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:37 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:49 pm CDT.

How many hours of sunshine does Newport have in September?

In September, the average sunshine duration is 9.9h.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Newport, AR

Average temperature in September - Newport, AR
  • Average high temperature in September: 82.8°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 (45.3°F).

  • Average low temperature in September: 63.7°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 (32.2°F).

Average pressure in September
Newport, AR

Average pressure in September - Newport, AR
  • 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 (29.93"Hg).

Average wind speed in September
Newport, AR

Average wind speed in September - Newport, AR
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in September
Newport, AR

Average humidity in September - Newport, AR
  • Average humidity in September: 73%

The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).

Average rainfall in September
Newport, AR

Average rainfall in September - Newport, AR
  • Average rainfall in September: 0.67"

The wettest month (with the highest rainfall) is April (1.93").
The driest month (with the least rainfall) is September (0.67").

Average rainfall days in September
Newport, AR

Average rainfall days in September - Newport, AR
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in September
Newport, AR

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

The month with the highest snowfall is December (0.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Newport, AR

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

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Newport, AR

Average sunshine days in September - Newport, AR
  • Average sunshine days in September: 17.6 days

The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is July (13.8 days).

Average UV index in September
Newport, AR

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

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).

Average cloud cover in September
Newport, AR

Average cloud cover in September - Newport, AR
  • Average cloud cover in September: 27

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 24).

Average visibility in September
Newport, AR

Average visibility in September - Newport, 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).

Newport, Arkansas, USA

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