August weather forecast
Cudjoe Key, FL

The last month of the summer, August, is another warm month in Cudjoe Key, Florida, with an average temperature varying between 85.3°F (29.6°C) and 83.1°F (28.4°C).

Temperature

August is the warmest month, with the temperature often reaching an average high of 85.3°F (29.6°C) and an average low of 83.1°F (28.4°C).

Heat index

August's heat index is evaluated at a sweltering 95°F (35°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

The months with the lowest humidity are July through September, with an average relative humidity of 74%.

Rainfall

In Cudjoe Key, Florida, in August, it is raining for 18.6 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, in Cudjoe Key, there are 171.1 rainfall days, and 21.54" (547mm) of precipitation is accumulated.

Ocean temperature

August is the month with the warmest seawater in Cudjoe Key, Florida, with an average ocean temperature of 86.7°F (30.4°C).
Note: Seeking solace in water that's above 86°F (30°C) in temperature might not provide the anticipated relief from the heat.

Daylight

In August, the average length of the day in Cudjoe Key is 12h and 58min.
On the first day of August in Cudjoe Key, Florida, sunrise is at 6:54 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 7:45 pm EDT.

Sunshine

In Cudjoe Key, the average sunshine in August is 9.8h.

UV index

April through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 7 in August translates into the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Heed this! UV intensity is much stronger when reflected off sand and water.