August weather forecastGriffithville, AR
August
Weather in August
The last month of the summer, August, is another tropical month in Griffithville, Arkansas, with temperature in the range of an average low of 70.2°F (21.2°C) and an average high of 88.3°F (31.3°C).Temperature
Upon the beginning of August, Griffithville's high-temperatures register at a still tropical 88.3°F (31.3°C), closely mirroring the preceding month. Nighttime temperature experiences an average drop to a pleasant 70.2°F (21.2°C) in August.Heat index
In August, the heat index is calculated to be an extremely hot 104°F (40°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.For clarity, heat index numbers account for light winds and areas under shade. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
In August, the average relative humidity in Griffithville is 75%.Rainfall
In Griffithville, Arkansas, during August, the rain falls for 12.9 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, in Griffithville, there are 124 rainfall days, and 14.92" (379mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall in Griffithville.Daylight
In Griffithville, the average length of the day in August is 13h and 26min.On the first day of the month, sunrise is at 6:16 am and sunset at 8:09 pm. On the last day of August, sunrise is at 6:39 am and sunset at 7:34 pm CDT.
Sunshine
In August, the average sunshine in Griffithville, Arkansas, is 10.7h.UV index
In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 6 in August transforms into the following instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Griffithville, AR
- Average high temperature in August: 88.3°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 (46.9°F).
- Average low temperature in August: 70.2°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).
Average pressure in August
Griffithville, AR
- Average pressure in August: 29.97"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 August
Griffithville, AR
- Average wind speed in August: 5.4mph
The windiest month (with the highest average wind speed) is February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in August
Griffithville, AR
- Average humidity in August: 75%
The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in August
Griffithville, AR
- Average rainfall in August: 1.38"
The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is September (0.83").
Average rainfall days in August
Griffithville, AR
- Average rainfall days in August: 12.9 days
The month with the highest number of rainy days is July (14 days).
The months with the least rainy days are January and November (7.3 days).
Average snowfall in August
Griffithville, AR
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in August
Griffithville, AR
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Griffithville, AR
- Average daylight in August: 13h 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 48min).
- Average sunshine in August: 10h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in August
Griffithville, AR
- Average sunshine days in August: 13.9 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in August
Griffithville, AR
- Average UV index in August: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in August
Griffithville, AR
- Average cloud cover in August: 25
The months with the most cloud cover are February and March (Cloud cover 44).
The months with the least cloud cover are June, July and August (Cloud cover 25).
Average visibility in August
Griffithville, AR
- Average visibility in August: 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).
