September weather forecast
Harbor Oaks, FL

The first month of the autumn, September, is still a hot month in Harbor Oaks, Florida, with an average temperature ranging between max 86.4°F (30.2°C) and min 75.9°F (24.4°C).

Temperature

In September, the average high-temperature registers at a still hot 86.4°F (30.2°C), nearly identical to August's 89.2°F (31.8°C). During September in Harbor Oaks, the average low-temperature is recorded at a moderately hot 75.9°F (24.4°C).

Heat index

Throughout September, the heat index is appraised at a sweltering 98.6°F (37°C). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. 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.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The average relative humidity in September is 76%.

Rainfall

In Harbor Oaks, during September, the rain falls for 19.7 days and regularly aggregates up to 4.21" (107mm) of precipitation. In Harbor Oaks, during the entire year, the rain falls for 186.5 days and collects up to 32.6" (828mm) of precipitation.

Daylight

The average length of the day in September is 12h and 19min.
On the first day of the month, sunrise is at 7:01 am and sunset at 7:45 pm. On the last day of September, in Harbor Oaks, Florida, sunrise is at 7:16 am and sunset at 7:10 pm EDT.

Sunshine

The average sunshine in September in Harbor Oaks is 8.8h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Harbor Oaks, Florida. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: During September, 7 as the daily maximum UV index converts into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.