Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
In Riverdale, the month of July registers the highest temperatures, averaging 90.3°F (32.4°C) at the peak and 71.1°F (21.7°C) at the lowest.Heat index
For most parts of July, the heat index is appraised at a scorching 107.6°F (42°C). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.
Humidity
In July, the average relative humidity is 72%.Rainfall
In Riverdale, Georgia, in July, it is raining for 22.8 days, with typically 4.69" (119mm) of accumulated precipitation. In Riverdale, during the entire year, the rain falls for 181.2 days and collects up to 41.06" (1043mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In July, the average length of the day is 14h and 7min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:51 pm. On the last day of July, sunrise is at 6:49 am and sunset at 8:38 pm EDT.
Sunshine
The months with the most sunshine in Riverdale are June and July, with an average of 10.5h of sunshine.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: In July, the maximum UV index of 6 translates into these guidelines:
Guard oneself from overexposure. Defence against sun injury is vital. 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. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months?
How hot is it in July?
What is the average humidity in July?
How much does it rain in July?
When it does not snow?
What is the average length of the day in July?
When are sunrise and sunset in July?
What are the months with the most sunshine?
How long on average sun shines in July?
What is the month with the highest UV index?
What is the UV index intensity in July?
Average temperature in July
Riverdale, GA
- Average high temperature in July: 90.3°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (51.3°F).
- Average low temperature in July: 71.1°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).
Average pressure in July
Riverdale, 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
Riverdale, GA
- Average wind speed in July: 4.7mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in July
Riverdale, GA
- Average humidity in July: 72%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (71%).
Average rainfall in July
Riverdale, GA
- Average rainfall in July: 4.69"
The wettest month (with the highest rainfall) is August (5.43").
The driest month (with the least rainfall) is October (2.17").
Average rainfall days in July
Riverdale, GA
- Average rainfall days in July: 22.8 days
The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in July
Riverdale, GA
- Average snowfall in July: 0"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Riverdale, GA
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (1.2 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
Riverdale, GA
- Average daylight in July: 14h and 1min
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 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in July
Riverdale, GA
- Average sunshine days in July: 7.2 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in July
Riverdale, GA
- Average UV index in July: 6
The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in July
Riverdale, GA
- Average cloud cover in July: 32
The month with the most cloud cover is December (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 31).
Average visibility in July
Riverdale, 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).
Riverdale, Georgia, USA
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