June weather forecast
Siesta Key, FL

June, the first month of the summer in Siesta Key, is a tropical month, with an average temperature fluctuating between 77.5°F and 87.3°F.

Temperature

The commencement of June brings an average high-temperature of a tropical 87.3°F, marking an inconsequential divergence from May. An average low-temperature of 77.5°F is noted during the nights in June in Siesta Key.

Heat index

The heat index value during June is computed to be a torrid 100.4°F. Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Note that heat index values are valued for light wind and location in the shade. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

In June, the average relative humidity is 75%.

Rainfall

In Siesta Key, in June, it is raining for 22.2 days, with typically 5.55" of accumulated precipitation. In Siesta Key, during the entire year, the rain falls for 183.1 days and collects up to 34.92" of precipitation.

Ocean temperature

In Siesta Key, the average seawater temperature in June is 82.4°F.
Note: For any water activity, surface water temperatures from 77°F to 84.2°F are deemed perfect and extremely pleasing for enduring enjoyment.

Daylight

June has the longest days of the year, with an average of 13h and 48min of daylight.
On the first day of June in Siesta Key, sunrise is at 6:35 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:29 pm EDT.

Sunshine

The average sunshine in June is 10.8h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: In June, the maximum UV index of 7 suggests this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Caution! Sand and water reflections can notably increase the UV radiation intensity.