September weather forecast
Sunrise, FL

September signals a distinct shift in Sunrise's weather, with a slight drop in temperature but a continued high humidity. Daylight hours shorten, and the duration of the sunshine dwindles, indicating the gradual advent of fall. The wind speed remains stable at 8.3mph (13.4km/h), suggesting calm days. Despite the downfall in total sunlight hours, rainfall remains high at 1.73" (44mm), spread over a high of 23.6 days, marking September as the peak month for rainy days.

Temperature

September's weather in Sunrise records an average high-temperature of a warm 85.8°F (29.9°C), showing little deviation from August. Sunrise maintains a minor drop in temperature during September nights, with averages of 80.8°F (27.1°C).

Heat index

Throughout September, the heat index is evaluated at a very hot 96.8°F (36°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In September, the average relative humidity in Sunrise is 73%.

Rainfall

In Sunrise, in September, during 23.6 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Sunrise, during the entire year, the rain falls for 179 days and collects up to 15.55" (395mm) of precipitation.

Daylight

In September, the average length of the day is 12h and 18min.
On the first day of the month, sunrise is at 7:01 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:08 pm EDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The months with the highest UV index in Sunrise, Florida, are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 7 in September translates into the following instructions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.