July weather forecastCentennial, GA
July
Weather in July
July, like June, is another hot summer month in Centennial, Georgia, with temperature in the range of an average low of 70.7°F (21.5°C) and an average high of 90.7°F (32.6°C).Temperature
July, recognised by an average high temperature of 90.7°F (32.6°C) and a low of 70.7°F (21.5°C), is Centennial's warmest month.Heat index
For July, the heat index is calculated to be a scorching 109.4°F (43°C). Be cautious: Heat exhaustion along with heat cramps are predicted. Heatstroke is a possible consequence of continuous physical effort.Know that the heat index computations account for shaded terrains and slight winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.
Humidity
The months with the lowest humidity are July, October and November, with an average relative humidity of 72%.Rainfall
In Centennial, during July, the rain falls for 22.3 days and regularly aggregates up to 4.02" (102mm) of precipitation. In Centennial, during the entire year, the rain falls for 179.3 days and collects up to 39.84" (1012mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In Centennial, the average length of the day in July is 14h and 8min.On the first day of the month, sunrise is at 6:28 am and sunset at 8:48 pm. On the last day of July, in Centennial, Georgia, sunrise is at 6:46 am and sunset at 8:35 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 10.7h of sunshine.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.Note: In July, a daily UV index of 6 turns into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Centennial, GA
- Average high temperature in July: 90.7°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (51.4°F).
- Average low temperature in July: 70.7°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in July
Centennial, GA
- Average pressure in July: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in July
Centennial, GA
- Average wind speed in July: 4.4mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in July
Centennial, GA
- Average humidity in July: 72%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are July, October and November (72%).
Average rainfall in July
Centennial, GA
- Average rainfall in July: 4.02"
The wettest month (with the highest rainfall) is August (4.96").
The driest month (with the least rainfall) is October (2.2").
Average rainfall days in July
Centennial, GA
- Average rainfall days in July: 22.3 days
The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is October (9.3 days).
Average snowfall in July
Centennial, GA
- Average snowfall in July: 0"
The months with the highest snowfall are January and December (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in July
Centennial, GA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Centennial, GA
- Average daylight in July: 14h and 6min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in July: 10h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in July
Centennial, GA
- Average sunshine days in July: 7.2 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in July
Centennial, GA
- Average UV index in July: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in July
Centennial, GA
- Average cloud cover in July: 31
The months with the most cloud cover are February and December (Cloud cover 43).
The months with the least cloud cover are June and October (Cloud cover 30).
Average visibility in July
Centennial, GA
- Average visibility in July: 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).





