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
As Rosemary Beach transitions into September, the average high-temperature stands at a warm 85.1°F (29.5°C), offering little variation from the preceding month. Rosemary Beach's nighttime temperature in September drops to an average of 75°F (23.9°C).Heat index
The average heat index in September is calculated to be a fiery hot 95°F (35°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.Factoring in the heat index, values are geared towards shaded areas with light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.
Humidity
The average relative humidity in September is 73%.Rainfall
In September, the rain falls for 18.9 days. Throughout September, 3.5" (89mm) of precipitation is accumulated. Throughout the year, there are 176 rainfall days, and 42.09" (1069mm) of precipitation is accumulated.Snowfall
In Rosemary Beach, snow does not fall in February through December.Daylight
In Rosemary Beach, the average length of the day in September is 12h and 20min.On the first day of September, sunrise is at 6:21 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:30 pm CDT.
Sunshine
In September, the average sunshine is 9.4h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 6 in September leads to these guidelines:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Rosemary Beach have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Rosemary Beach have in September?
What is the UV index reading in September?
Average temperature in September
Rosemary Beach, FL
- Average high temperature in September: 85.1°F
The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is January (59.9°F).
- Average low temperature in September: 75°F
The month with the highest average low temperature is August (79.9°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).
Average pressure in September
Rosemary Beach, FL
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).
Average wind speed in September
Rosemary Beach, FL
- Average wind speed in September: 7.3mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are August and September (7.3mph).
Average humidity in September
Rosemary Beach, FL
- Average humidity in September: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Rosemary Beach, FL
- Average rainfall in September: 3.5"
The wettest month (with the highest rainfall) is August (6.61").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in September
Rosemary Beach, FL
- Average rainfall days in September: 18.9 days
The month with the highest number of rainy days is August (25.4 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in September
Rosemary Beach, 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
Rosemary Beach, 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
Rosemary Beach, 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: 9h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in September
Rosemary Beach, FL
- Average sunshine days in September: 7.6 days
The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is August (4.3 days).
Average UV index in September
Rosemary Beach, FL
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in September
Rosemary Beach, FL
- Average cloud cover in September: 23
The month with the most cloud cover is December (Cloud cover 38).
The months with the least cloud cover are May and October (Cloud cover 22).
Average visibility in September
Rosemary Beach, 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).
Rosemary Beach, Florida, USA
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