July weather forecast
Riverdale, FL

July, like June, is another tropical summer month in Riverdale, Florida, with an average temperature varying between 74.8°F (23.8°C) and 89.6°F (32°C).

Temperature

Riverdale experiences a subtle adjustment in high-temperatures to a still tropical 89.6°F (32°C) with the onset of July, maintaining near parity with June's 88.7°F (31.5°C). July brings with it a nighttime average temperature of 74.8°F (23.8°C).

Heat index

For July, the heat index is computed to be a scorching 111.2°F (44°C). Mind: Heat cramps along with heat exhaustion are anticipated. Heatstroke can develop with continued physical activity.
The heat index's values are generally associated with conditions in shade and light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', shows a temperature sensation when both heat and moisture conditions are combined. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

The months with the highest humidity are July through September, with an average relative humidity of 79%.

Rainfall

In Riverdale, during July, the rain falls for 20.8 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Riverdale, during the entire year, the rain falls for 140.2 days and collects up to 15" (381mm) of precipitation.

Daylight

In July, the average length of the day is 13h and 45min.
On the first day of the month, sunrise is at 6:35 am and sunset at 8:30 pm. On the last day of July, sunrise is at 6:50 am and sunset at 8:19 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.7h of sunshine.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Riverdale. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 7 during July leads to these advisories:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Enhance your sun protection with tightly woven, yet airy clothing.