Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
Dallas sees the arrival of August with an average high-temperature of a still tropical 88.3°F (31.3°C), indicating a subtle variation from July. Throughout August, Dallas witnesses a consistent average low-temperature of 68.7°F (20.4°C).Heat index
In August, the heat index is estimated at a sweltering 102.2°F (39°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. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
The months with the lowest humidity are July through October, with an average relative humidity of 73%.Rainfall
In Dallas, in August, it is raining for 18 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, in Dallas, there are 156.3 rainfall days, and 20.63" (524mm) of precipitation is accumulated.Snowfall
In Dallas, snow does not fall in April through October.Daylight
In Dallas, the average length of the day in August is 13h and 23min.On the first day of the month, sunrise is at 6:51 am and sunset at 8:39 pm. On the last day of August, sunrise is at 7:12 am and sunset at 8:06 pm EDT.
Sunshine
In August, the average sunshine is 9.2h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot in Dallas during August?
What are the least humid months in Dallas?
What is the average humidity in August in Dallas?
How much does it rain in Dallas in August?
When it does not snow in Dallas?
What is the average length of the day in August in Dallas?
When are sunrise and sunset in August in Dallas?
How many hours of sunshine does Dallas have in August?
What is the month with the highest UV index in Dallas?
What is the UV index reading in August in Dallas?
Average temperature in August
Dallas, GA
- Average high temperature in August: 88.3°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (49.5°F).
- Average low temperature in August: 68.7°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).
Average pressure in August
Dallas, GA
- Average pressure in August: 30"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in August
Dallas, GA
- Average wind speed in August: 4.3mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in August
Dallas, GA
- Average humidity in August: 73%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are July, August, September and October (73%).
Average rainfall in August
Dallas, GA
- Average rainfall in August: 2.72"
The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is October (1.14").
Average rainfall days in August
Dallas, GA
- Average rainfall days in August: 18 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in August
Dallas, GA
- Average snowfall in August: 0"
The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
Dallas, GA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (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
Dallas, GA
- Average daylight in August: 13h and 2min
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: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in August
Dallas, GA
- Average sunshine days in August: 11 days
The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is July (8.7 days).
Average UV index in August
Dallas, GA
- Average UV index in August: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in August
Dallas, GA
- Average cloud cover in August: 32
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in August
Dallas, GA
- 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).
Dallas, Georgia, USA
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