Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the advent of September, McAlpin's high-temperatures adjust to a still hot 87.8°F (31°C), closely aligning with the preceding month. The temperature lowers to an average of 70.7°F (21.5°C) during September nights.Heat index
In September, the heat index is estimated at a blisteringly hot 104°F (40°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.
Humidity
August, September and December, with an average relative humidity of 77%, are the most humid months.Rainfall
In September, the rain falls for 19.5 days. Throughout September, 3.03" (77mm) of precipitation is accumulated. Throughout the year, there are 173.6 rainfall days, and 31.3" (795mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In September, the average length of the day is 12h and 20min.On the first day of September, sunrise is at 7:09 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:18 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
In McAlpin, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The UV index of 6 during September leads to these advisories:
Prevent overexposure. Protection from the sun's harmful effects is needed. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What are the most humid months?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow in McAlpin?
How many hours of daylight does McAlpin have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
McAlpin, FL
- Average high temperature in September: 87.8°F
The warmest months (with the highest average high temperature) are July and August (91.2°F).
The month with the lowest average high temperature is January (62.2°F).
- Average low temperature in September: 70.7°F
The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).
Average pressure in September
McAlpin, FL
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in September
McAlpin, FL
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in September
McAlpin, FL
- Average humidity in September: 77%
The months with the highest relative humidity are August, September and December (77%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
McAlpin, FL
- Average rainfall in September: 3.03"
The wettest month (with the highest rainfall) is August (4.57").
The driest month (with the least rainfall) is November (1.14").
Average rainfall days in September
McAlpin, FL
- Average rainfall days in September: 19.5 days
The month with the highest number of rainy days is August (25.5 days).
The month with the least rainy days is November (7.2 days).
Average snowfall days in September
McAlpin, FL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
McAlpin, FL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
McAlpin, FL
- Average sunshine days in September: 8.9 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is August (4.3 days).
Average UV index in September
McAlpin, 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 3).
Average cloud cover in September
McAlpin, FL
- Average cloud cover in September: 34
The month with the most cloud cover is December (Cloud cover 40).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in September
McAlpin, FL
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).
McAlpin, Florida, USA
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