September weather forecastOak, FL
September
Weather in September
September, the first month of the autumn in Oak, is also a hot month, with an average temperature ranging between min 72.7°F (22.6°C) and max 88°F (31.1°C).Temperature
In September, Oak experiences a minor shift in meteorological conditions with average high-temperatures marked at a still hot 88°F (31.1°C), closely mirroring the climate in August. Oak records an average low of 72.7°F (22.6°C) throughout the nights in September.Heat index
The heat index value during September is evaluated at an extremely hot 105.8°F (41°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.In the scope of the heat index, its values resonate with shade and light wind conditions. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are especially crucial for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. As body temperatures escalate without effective heat release, one might face dehydration threats.
Humidity
The months with the highest humidity are July through September, with an average relative humidity of 78%.Rainfall
In Oak, in September, it is raining for 17.5 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, there are 147.9 rainfall days, and 14.8" (376mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
In Oak, the average length of the day in September is 12h and 20min.On the first day of the month, sunrise is at 7:06 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:14 pm EDT.
Sunshine
In Oak, the average sunshine in September is 8.7h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 6 in September leads to these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Oak, FL
- Average high temperature in September: 88°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (65.8°F).
- Average low temperature in September: 72.7°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (48°F).
Average pressure in September
Oak, FL
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in September
Oak, FL
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in September
Oak, FL
- Average humidity in September: 78%
The months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall in September
Oak, FL
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is March (0.43").
Average rainfall days in September
Oak, FL
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is July (21.5 days).
The month with the least rainy days is December (6.5 days).
Average snowfall days in September
Oak, FL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Oak, FL
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in September: 8h and 42min
The months with the most sunshine are May and July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).
Average sunshine days in September
Oak, FL
- Average sunshine days in September: 8.7 days
The month with the most sunshine days is January (22 days).
The month with the least sunshine days is July (6.2 days).
Average UV index in September
Oak, FL
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in September
Oak, FL
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 36).
The months with the least cloud cover are May and October (Cloud cover 28).
Average visibility in September
Oak, FL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





