September weather forecastOkahumpka, FL
September
Weather in September
The first month of the autumn, September, is still a tropical month in Okahumpka, Florida, with an average temperature ranging between min 73.2°F (22.9°C) and max 88.2°F (31.2°C).Temperature
September's advent notes a subtle adjustment in average high-temperature to a still hot 88.2°F (31.2°C) from August. Throughout the month of September, Okahumpka witnesses an average low-temperature of 73.2°F (22.9°C).Heat index
The heat index value for September is appraised at a blisteringly hot 105.8°F (41°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. 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 great significance to children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
July through September, with an average relative humidity of 78%, are the most humid months.Rainfall
In Okahumpka, in September, it is raining for 23.5 days, with typically 4.09" (104mm) of accumulated precipitation. Throughout the year, there are 200.1 rainfall days, and 39.06" (992mm) of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 19min.On the first day of September, sunrise is at 7:05 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:14 pm EDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Okahumpka, Florida, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 6 during September translates into the following directions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Okahumpka, FL
- Average high temperature in September: 88.2°F
The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (67.1°F).
- Average low temperature in September: 73.2°F
The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (49.6°F).
Average pressure in September
Okahumpka, 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
Okahumpka, FL
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in September
Okahumpka, 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
Okahumpka, FL
- Average rainfall in September: 4.09"
The wettest month (with the highest rainfall) is July (6.77").
The driest month (with the least rainfall) is November (1.34").
Average rainfall days in September
Okahumpka, FL
- Average rainfall days in September: 23.5 days
The month with the highest number of rainy days is August (28.6 days).
The month with the least rainy days is November (9.3 days).
Average daylight in September /
Average sunshine in September
Okahumpka, FL
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in September: 8h and 48min
The months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in September
Okahumpka, FL
- Average sunshine days in September: 4.6 days
The months with the most sunshine days are January and December (19.3 days).
The month with the least sunshine days is August (1 days).
Average UV index in September
Okahumpka, 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
Okahumpka, FL
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in September
Okahumpka, 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).





