September weather forecastWaltreak, AR
September
Weather in September
The first month of the autumn, September, is still a warm month in Waltreak, Arkansas, with an average temperature varying between 84.7°F (29.3°C) and 62.4°F (16.9°C).Temperature
September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's hot 91.6°F (33.1°C) to a moderately hot 84.7°F (29.3°C). Waltreak experiences a significant reduction from daytime highs with an average low-temperature of 62.4°F (16.9°C) in September.Heat index
The average heat index in September is estimated at a hot 93.2°F (34°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are of high significance for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
In September, the average relative humidity in Waltreak is 73%.Rainfall
January and September are months with the least rain when the rain falls for 12.6 days and typically aggregates up to 2.09" (53mm) of rain.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day in Waltreak, Arkansas, is 12h and 23min.On the first day of September in Waltreak, sunrise is at 6:47 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:59 pm CDT.
Sunshine
In September, the average sunshine in Waltreak, Arkansas, is 9.4h.UV index
In Waltreak, Arkansas, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 6 in September leads to these guidelines:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Waltreak, AR
- Average high temperature in September: 84.7°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in September
Waltreak, 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 (29.94"Hg).
Average wind speed in September
Waltreak, AR
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Waltreak, AR
- Average humidity in September: 73%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Waltreak, AR
- Average rainfall in September: 2.09"
The wettest month (with the highest rainfall) is May (4.96").
The driest months (with the least rainfall) are January and September (2.09").
Average rainfall days in September
Waltreak, AR
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Waltreak, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Waltreak, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.8 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
Waltreak, AR
- Average daylight in September: 12h and 24min
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 54min).
- Average sunshine in September: 9h and 24min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Waltreak, AR
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in September
Waltreak, AR
- Average UV index in September: 6
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
Waltreak, AR
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Waltreak, AR
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
