August weather forecastAltheimer, AR
August
Weather in August
The last month of the summer, August, is another tropical month in Altheimer, Arkansas, with temperature in the range of an average high of 90.7°F (32.6°C) and an average low of 72°F (22.2°C).Temperature
As July turns into August, the average high-temperatures rest at a still tropical 90.7°F (32.6°C), showing a minor variation from the prior month. During August, Altheimer records an average temperature of 72°F (22.2°C) at night.Heat index
For August, the heat index is estimated at an extremely hot 109.4°F (43°C). Forewarned: Heat cramps and heat exhaustion are anticipated. Ongoing physical activity increases the likelihood of heatstroke.Take note of the fact that heat index values are based on shaded circumstances with light airflows. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.
Humidity
In August, the average relative humidity is 73%.Rainfall
In Altheimer, in August, it is raining for 14.4 days, with typically 1.81" (46mm) of accumulated precipitation. In Altheimer, during the entire year, the rain falls for 130.3 days and collects up to 18.54" (471mm) of precipitation.Snowfall
March through December are months without snowfall in Altheimer.Daylight
The average length of the day in August is 13h and 24min.On the first day of the month, sunrise is at 6:18 am and sunset at 8:08 pm. On the last day of August, sunrise is at 6:40 am and sunset at 7:34 pm CDT.
Sunshine
In August, the average sunshine is 10.5h.UV index
In Altheimer, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 6 during August leads to these advisories:
Guard against overexposure. Protection from sun-induced harm is essential. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Altheimer, AR
- Average high temperature in August: 90.7°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (49.8°F).
- Average low temperature in August: 72°F
The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).
Average pressure in August
Altheimer, AR
- Average pressure in August: 29.96"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
Altheimer, AR
- Average wind speed in August: 5.3mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in August
Altheimer, AR
- Average humidity in August: 73%
The months with the highest relative humidity are February, March and December (78%).
The month with the lowest relative humidity is October (68%).
Average rainfall in August
Altheimer, AR
- Average rainfall in August: 1.81"
The wettest month (with the highest rainfall) is April (1.93").
The driest month (with the least rainfall) is November (0.91").
Average rainfall days in August
Altheimer, AR
- Average rainfall days in August: 14.4 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (6.8 days).
Average snowfall in August
Altheimer, AR
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.47").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in August
Altheimer, 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
Altheimer, AR
- Average daylight in August: 13h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in August: 10h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in August
Altheimer, AR
- Average sunshine days in August: 13.8 days
The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in August
Altheimer, 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
Altheimer, AR
- Average cloud cover in August: 27
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in August
Altheimer, 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).





