September weather forecastLundell, AR
September
Weather in September
The first month of the autumn, September, is still a warm month in Lundell, Arkansas, with an average temperature varying between 84.7°F (29.3°C) and 66.7°F (19.3°C).Temperature
September's average high-temperature stands at a warm 84.7°F (29.3°C), showing little deviation from August's 88.9°F (31.6°C). September nights in Lundell observe an average temperature dip to a refreshing 66.7°F (19.3°C).Heat index
Throughout September, the heat index is appraised at a tropical 93.2°F (34°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.Heat index determinations are made taking into account the shade and light air movements. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
In September, the average relative humidity is 72%.Rainfall
The month with the least rainfall is September, when the rain falls for 8.3 days and typically collects 0.35" (9mm) of precipitation.Snowfall
January, March through December are months without snowfall in Lundell.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:48 pm CDT.
Sunshine
The average sunshine in September in Lundell, Arkansas, is 9.9h.UV index
The average daily maximum UV index in September in Lundell is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The UV index of 5 in September translates into these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Lundell, AR
- Average high temperature in September: 84.7°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 (49.5°F).
- Average low temperature in September: 66.7°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in September
Lundell, 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 (29.95"Hg).
Average wind speed in September
Lundell, AR
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Lundell, AR
- Average humidity in September: 72%
The months with the highest relative humidity are February, March and December (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Lundell, AR
- Average rainfall in September: 0.35"
The wettest months (with the highest rainfall) are April and July (1.18").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in September
Lundell, AR
- Average rainfall days in September: 8.3 days
The month with the highest number of rainy days is July (11.9 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in September
Lundell, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Lundell, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lundell, 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 54min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Lundell, AR
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is October (23.4 days).
The month with the least sunshine days is July (15.3 days).
Average UV index in September
Lundell, 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 and December (UV index 3).
Average cloud cover in September
Lundell, AR
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in September
Lundell, 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).
