June weather forecast
Keystone, FL

The first month of the summer, June, is a tropical month in Keystone, Florida, with an average temperature varying between 86.5°F (30.3°C) and 78.3°F (25.7°C).

Temperature

Keystone, Florida, experiences a recorded average high-temperature of a hot 86.5°F (30.3°C) in June, closely aligned with May's 82.9°F (28.3°C). In Keystone, June nights experience a modest descent in temperature from daily peaks, cooling down to an average of 78.3°F (25.7°C).

Heat index

The heat index value during June is calculated to be a very hot 98.6°F (37°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. 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 'feels like', quantifies the warmth felt when relative humidity is considered. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In June, the average relative humidity is 74%.

Rainfall

In Keystone, in June, it is raining for 13.4 days, with typically 1.22" (31mm) of accumulated precipitation. In Keystone, during the entire year, the rain falls for 120.5 days and collects up to 9.45" (240mm) of precipitation.

Daylight

June has the longest days of the year in Keystone, Florida, with an average of 13h and 54min of daylight.
On the first day of the month, sunrise is at 6:33 am and sunset at 8:23 pm. On the last day of June, in Keystone, Florida, sunrise is at 6:37 am and sunset at 8:31 pm EDT.

Sunshine

In June, the average sunshine is 11h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 7 during June, leads to the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.