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
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a tropical 91.6°F (33.1°C) to a warm 84.4°F (29.1°C). Graphic records a steady low-temperature average of 63°F (17.2°C) during September.Heat index
During September, the heat index is appraised at a hot 91.4°F (33°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.Factoring in the heat index, values are geared towards shaded areas with light breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
The average relative humidity in September is 72%.Rainfall
In Graphic, in September, during 9.5 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in Graphic, there are 134.2 rainfall days, and 33.86" (860mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Graphic, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:43 pm. On the last day of September, sunrise is at 7:11 am and sunset at 7:01 pm CDT.
Sunshine
In Graphic, Arkansas, the average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Graphic in September?
What is the average humidity in September in Graphic?
How many days does it rain in September in Graphic?
When it does not snow in Graphic?
What is the average length of the day in September in Graphic?
When is the sunrise / sunset in September in Graphic?
How long on average sun shines in September in Graphic?
What is the UV index reading in September in Graphic?
Average temperature in September
Graphic, AR
- Average high temperature in September: 84.4°F
The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (47.5°F).
- Average low temperature in September: 63°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in September
Graphic, 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
Graphic, AR
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in September
Graphic, AR
- Average humidity in September: 72%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in September
Graphic, AR
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in September
Graphic, AR
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in September
Graphic, AR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Graphic, AR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.5 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
Graphic, 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 48min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in September
Graphic, AR
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is December (20.4 days).
The months with the least sunshine days are April and May (14.3 days).
Average UV index in September
Graphic, 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
Graphic, AR
- Average cloud cover in September: 29
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in September
Graphic, 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).
Graphic, Arkansas, USA
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