June weather forecast
Deltona, FL

Summer is in full swing in June and Deltona experiences striking weather variations. While you may not have snowfall, thunderstorms are often a sight to behold in these months leading to a slight reduction in the visibility. The robust weather changes render a unique blend of environmental conditions to the city. Peak temperatures of 89.4°F (31.9°C) are observed, and rainfall is at its highest, recording a significant 5.35" (136mm). Outdoor enthusiasts can still enjoy various activities but might require to be prepared for sudden weather fluctuations.

Temperature

The arrival of June in Deltona, Florida, denotes a barely perceptible change in the average high-temperatures to a tropical 89.4°F (31.9°C) from May's 85.1°F (29.5°C). Deltona experiences a steady low-temperature of 74.1°F (23.4°C) throughout June.

Heat index

The heat index in June is calculated to be a scorching 107.6°F (42°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in June is 76%.

Rainfall

In Deltona, during June, the rain falls for 23.5 days and regularly aggregates up to 5.35" (136mm) of precipitation. Throughout the year, in Deltona, there are 196.6 rainfall days, and 36.54" (928mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

June has the longest days of the year, with an average of 14h and 0min of daylight.
On the first day of June in Deltona, sunrise is at 6:26 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 8:27 pm EDT.

Sunshine

The average sunshine in June is 10.6h.

UV index

The months with the highest UV index in Deltona are May through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 7 during June translates into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.