July weather forecast
Miami Beach, FL

July is the warmest month in Miami Beach featuring high temperatures and high humidity. This month carries the year’s highest daily average low temperature of 81.9°F (27.7°C). It's a tropical summer in the city, characterized by hot days, warm sea at 84°F (28.9°C), and sporadic afternoon showers. The UV index on the scale lingers at 7, prompting beachgoers to cover up against potential sun damage. July marks the height of the summer season, where tourism is at its peak despite the recurring showers.

Temperature

Miami Beach registers an average high-temperature of a tropical 86.5°F (30.3°C) at the commencement of July, closely related to the preceding month. Miami Beach, in the month of July, notes an average low temperature of 81.9°F (27.7°C), indicating a small decrease from the daytime highs.

Heat index

During July, the heat index is appraised at a sweltering 96.8°F (36°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are essentially critical for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In Miami Beach, Florida, the average relative humidity in July is 72%.

Rainfall

In Miami Beach, in July, it is raining for 21.4 days, with typically 2.44" (62mm) of accumulated precipitation. In Miami Beach, during the entire year, the rain falls for 182.7 days and collects up to 16.38" (416mm) of precipitation.

Ocean temperature

In Miami Beach, the average seawater temperature in July is 84.2°F (29°C).
Note: Water activities in temperatures ranging from 77°F (25°C) to 84.2°F (29°C) are pleasurable, without feeling uncomfortable even during extended periods.

Daylight

The average length of the day in July is 13h and 34min.
On the first day of July in Miami Beach, sunrise is at 6:32 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:07 pm EDT.

Sunshine

The month with the most sunshine in Miami Beach is July, with an average of 11.1h of sunshine.

UV index

May through October, with an average maximum UV index of 7, are months with the highest UV index in Miami Beach, Florida. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index, 7 during July, leads to the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat. Caution! The Sun's UV rays become stronger due to reflections from water and sand.