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 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
Alamana observes a minor difference in average high-temperatures between August's 91.2°F (32.9°C) and September's 88.2°F (31.2°C). September sees the temperature falling to a mean low of 74.1°F (23.4°C).Heat index
During September, the heat index is calculated to be a blisteringly hot 104°F (40°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. 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. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.
Humidity
The months with the highest humidity are August and September, with an average relative humidity of 77%.Rainfall
In September, in Alamana, the rain falls for 23 days. Throughout September, 4.33" (110mm) of precipitation is accumulated. Throughout the year, there are 196.6 rainfall days, and 36.54" (928mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
The average length of the day in September is 12h and 19min.On the first day of September, sunrise is at 7:02 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:10 pm EDT.
Sunshine
The average sunshine in September in Alamana is 8.9h.UV index
The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. 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. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the most humid month?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Alamana, FL
- Average high temperature in September: 88.2°F
The warmest month (with the highest average high temperature) is August (91.2°F).
The month with the lowest average high temperature is January (67.5°F).
- Average low temperature in September: 74.1°F
The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (51.4°F).
Average pressure in September
Alamana, 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
Alamana, FL
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in September
Alamana, FL
- Average humidity in September: 77%
The months with the highest relative humidity are August and September (77%).
The month with the lowest relative humidity is March (70%).
Average rainfall in September
Alamana, FL
- Average rainfall in September: 4.33"
The wettest month (with the highest rainfall) is August (5.94").
The driest month (with the least rainfall) is March (1.34").
Average rainfall days in September
Alamana, FL
- Average rainfall days in September: 23 days
The month with the highest number of rainy days is August (26.6 days).
The month with the least rainy days is January (10.2 days).
Average snowfall in September
Alamana, FL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Alamana, 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
Alamana, FL
- Average daylight in September: 12h and 2min
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 5min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in September
Alamana, FL
- Average sunshine days in September: 4.5 days
The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is August (2.3 days).
Average UV index in September
Alamana, 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
Alamana, FL
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 27).
Average visibility in September
Alamana, 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).
Alamana, Florida, USA
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