June weather forecast
Rio Vista Isles, FL

The first month of the summer, June, is also a moderately hot month in Rio Vista Isles, Florida, with an average temperature fluctuating between 85.1°F (29.5°C) and 80.1°F (26.7°C).

Temperature

The high-temperature average in June for Rio Vista Isles is a still warm 85.1°F (29.5°C), staying closely aligned with May's conditions. Nighttime temperatures hover around an average low of 80.1°F (26.7°C) in June, a slight descent from daytime highs.

Heat index

For June, the heat index is evaluated at a fiery hot 95°F (35°C). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In Rio Vista Isles, the average relative humidity in June is 74%.

Rainfall

In June, the rain falls for 18.9 days. Throughout June, 1.93" (49mm) of precipitation is accumulated. In Rio Vista Isles, during the entire year, the rain falls for 179 days and collects up to 15.55" (395mm) of precipitation.

Daylight

June has the longest days of the year, with an average of 13h and 42min of daylight.
On the first day of the month, sunrise is at 6:28 am and sunset at 8:08 pm. On the last day of June, sunrise is at 6:31 am and sunset at 8:16 pm EDT.

Sunshine

The average sunshine in June is 10.6h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Rio Vista Isles. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: In June, the maximum UV index of 7 suggests this advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.