Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The transition into September involves a small decrease in the average high-temperature, dipping slightly from a hot 91.4°F (33°C) in August to a moderately hot 84.6°F (29.2°C). In Blue Ball, September nights witness a remarkable decline from the day's zenith to an enjoyable 62.4°F (16.9°C).Heat index
Throughout September, the heat index is estimated at a tropical 93.2°F (34°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. 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 quite important for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Humidity
In Blue Ball, the average relative humidity in September is 72%.Rainfall
In September, the rain falls for 11.8 days. Throughout September, 2.36" (60mm) of precipitation is accumulated. Throughout the year, in Blue Ball, there are 147.6 rainfall days, and 36.89" (937mm) of precipitation is accumulated.Snowfall
In Blue Ball, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:59 pm CDT.
Sunshine
In September, the average sunshine in Blue Ball is 9.6h.UV index
In Blue Ball, Arkansas, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 5 in September leads to these recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Blue Ball in September?
What is the average humidity in September in Blue Ball?
How many days does it rain in September in Blue Ball?
When it does not snow in Blue Ball?
What is the average length of the day in September in Blue Ball?
When is the sunrise / sunset in September in Blue Ball?
How long on average sun shines in September in Blue Ball?
How high is the UV index in September in Blue Ball?
Average temperature in September
Blue Ball, AR
- Average high temperature in September: 84.6°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (48.2°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in September
Blue Ball, 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
Blue Ball, AR
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Blue Ball, AR
- Average humidity in September: 72%
The months with the highest relative humidity are February, March and May (78%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in September
Blue Ball, AR
- Average rainfall in September: 2.36"
The wettest month (with the highest rainfall) is May (5.31").
The driest month (with the least rainfall) is January (2.09").
Average rainfall days in September
Blue Ball, AR
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is August (15.1 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Blue Ball, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Blue Ball, 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
Blue Ball, 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 54min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Blue Ball, AR
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is December (20.1 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
Blue Ball, 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
Blue Ball, AR
- Average cloud cover in September: 27
The months with the most cloud cover are February and March (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in September
Blue Ball, 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).
Blue Ball, Arkansas, USA
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