September weather forecastVendor, AR
September
Weather in September
September, the first month of the autumn in Vendor, is also a moderately hot month, with an average temperature varying between 81.1°F (27.3°C) and 59.7°F (15.4°C).Temperature
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a tropical 88°F (31.1°C) to a warm 81.1°F (27.3°C). Nighttime temperatures consistently average a mild 59.7°F (15.4°C) during September.Heat index
During September, the heat index is estimated at a hot 86°F (30°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.Research indicates the heat index considers values in shaded locales and with light winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
In Vendor, the average relative humidity in September is 75%.Rainfall
In Vendor, during September, the rain falls for 13.5 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Vendor, during the entire year, the rain falls for 145.6 days and collects up to 31.89" (810mm) of precipitation.Snowfall
June through October are months without snowfall.Daylight
The average length of the day in September in Vendor is 12h and 23min.On the first day of September, sunrise is at 6:44 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:56 pm CDT.
Sunshine
In Vendor, the average sunshine in September is 9.2h.UV index
In Vendor, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 5 in September translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Vendor, AR
- Average high temperature in September: 81.1°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 (44.2°F).
- Average low temperature in September: 59.7°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in September
Vendor, 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 (29.94"Hg).
Average wind speed in September
Vendor, AR
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Vendor, AR
- Average humidity in September: 75%
The months with the highest relative humidity are March and May (78%).
The months with the lowest relative humidity are January and October (73%).
Average rainfall in September
Vendor, AR
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (3.94").
The driest months (with the least rainfall) are January and February (1.97").
Average rainfall days in September
Vendor, AR
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is December (7.5 days).
Average snowfall in September
Vendor, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Vendor, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Vendor, AR
- Average daylight in September: 12h and 24min
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 48min).
- Average sunshine in September: 9h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 30min).
Average sunshine days in September
Vendor, AR
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is December (21.3 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in September
Vendor, 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, February and December (UV index 2).
Average cloud cover in September
Vendor, AR
- Average cloud cover in September: 30
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
Vendor, 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).





