September weather forecast
Salvista, FL

The first month of the autumn, September, is still a hot month in Salvista, Florida, with temperature in the range of an average low of 76.6°F (24.8°C) and an average high of 87.6°F (30.9°C).

Temperature

As Salvista welcomes September, the average high-temperature records at a still tropical 87.6°F (30.9°C), marking an insignificant deviation from the prior month. During the nights in September, Salvista experiences a consistent average temperature of 76.6°F (24.8°C).

Heat index

For September, the heat index is estimated at a fiery hot 102.2°F (39°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. 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. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The months with the highest humidity in Salvista are September and December, with an average relative humidity of 76%.

Rainfall

In Salvista, during September, the rain falls for 20.9 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, in Salvista, there are 159.2 rainfall days, and 23.54" (598mm) of precipitation is accumulated.

Daylight

The average length of the day in September in Salvista is 12h and 18min.
On the first day of the month, sunrise is at 7:07 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:19 am and sunset at 7:14 pm EDT.

Sunshine

In Salvista, the average sunshine in September is 9.2h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index, 7 during September, leads to the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.