September weather forecastWillow Belle, AR
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Willow Belle, Arkansas, with temperature in the range of an average high of 84.6°F (29.2°C) and an average low of 65.3°F (18.5°C).Temperature
September's weather displays an average high-temperature of a moderately hot 84.6°F (29.2°C), slightly varied from August's 89.6°F (32°C). Throughout the month of September, the nighttime temperature in Willow Belle dips to an average of 65.3°F (18.5°C).Heat index
In September, the average heat index is appraised at a tropical 93.2°F (34°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to 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 Willow Belle, the average relative humidity in September is 72%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.9 days and typically collects 1.3" (33mm) of precipitation.Snowfall
In Willow Belle, snow does not fall in April through October.Daylight
In Willow Belle, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:41 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:53 pm CDT.
Sunshine
In Willow Belle, the average sunshine in September is 9.8h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Take necessary precautions - Suggestions to elude sunburn are provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Willow Belle, AR
- Average high temperature in September: 84.6°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in September
Willow Belle, 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).
Average wind speed in September
Willow Belle, AR
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in September
Willow Belle, AR
- Average humidity in September: 72%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Willow Belle, AR
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is April (2.76").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in September
Willow Belle, AR
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in September
Willow Belle, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Willow Belle, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 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
Willow Belle, AR
- Average daylight in September: 12h and 24min
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 48min
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
Willow Belle, AR
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Willow Belle, AR
- Average UV index in September: 5
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).
Average cloud cover in September
Willow Belle, AR
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in September
Willow Belle, 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).





