September weather forecast
Santa Rosa Beach, FL

A pathway secured by a wooden fence on the perfect white sandy beach of Santa Rosa, Florida
A pathway secured by a wooden fence on the perfect white sandy beach of Santa Rosa, Florida

Weather in September

September, the first month of the autumn in Santa Rosa Beach, is also a moderately hot month, with temperature in the range of an average low of 74.7°F (23.7°C) and an average high of 85.8°F (29.9°C).

Temperature

In September, the average high-temperature is practically the same as in August - a warm 85.8°F (29.9°C). In September, in Santa Rosa Beach, Florida, the average low-temperature is 74.7°F (23.7°C).

Heat index

The average heat index in September is calculated to be a sweltering 95.9°F (35.5°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, pregnancy, wind), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

The average relative humidity in September is 73%.

Rainfall

In Santa Rosa Beach, Florida, in September, it is raining for 16.2 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, in Santa Rosa Beach, Florida, there are 166.2 rainfall days, and 36.34" (923mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Ocean temperature

In Santa Rosa Beach, the average seawater temperature in September is 82.4°F (28°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of September in Santa Rosa Beach, sunrise is at 6:21 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:31 pm CDT.

Sunshine

The average sunshine in September in Santa Rosa Beach is 9.4h.

UV index

In September, the average daily maximum UV index in Santa Rosa Beach 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: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in September in Santa Rosa Beach?

The average high-temperature, in September, in Santa Rosa Beach, Florida, is 85.8°F (29.9°C), while the average low-temperature is 74.7°F (23.7°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in September is calculated to be 95.9°F (35.5°C).

What is the average humidity in September in Santa Rosa Beach?

In September, the average relative humidity in Santa Rosa Beach is 73%.

How much does it rain in Santa Rosa Beach in September?

In Santa Rosa Beach, in September, it is raining for 16.2 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow in Santa Rosa Beach?

February through December are months without snowfall in Santa Rosa Beach, Florida.

What is the water temperature in September in Santa Rosa Beach?

In Santa Rosa Beach, Florida, in September, the average water temperature is 82.4°F (28°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Santa Rosa Beach have in September?

The average day length in September in Santa Rosa Beach, Florida, is 12h and 20min.

What time are sunrise and sunset in September in Santa Rosa Beach?

On the first day of September in Santa Rosa Beach, Florida, sunrise is at 6:21 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:31 pm CDT.

How long on average sun shines in September in Santa Rosa Beach?

In Santa Rosa Beach, the average sunshine duration in September is 9.4h.

How high is the UV index in September in Santa Rosa Beach?

In Santa Rosa Beach, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Santa Rosa Beach, FL

Average temperature in September - Santa Rosa Beach, FL
  • Average high temperature in September: 85.8°F

The warmest months (with the highest average high temperature) are July and August (88.3°F).
The month with the lowest average high temperature is January (59.7°F).

  • Average low temperature in September: 74.7°F

The month with the highest average low temperature is August (79.2°F).
The coldest month (with the lowest average low temperature) is January (48°F).

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Average pressure in September
Santa Rosa Beach, FL

Average pressure in September - Santa Rosa Beach, FL
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed in September
Santa Rosa Beach, FL

Average wind speed in September - Santa Rosa Beach, FL
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in September
Santa Rosa Beach, FL

Average humidity in September - Santa Rosa 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 (68%).

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Average rainfall in September
Santa Rosa Beach, FL

Average rainfall in September - Santa Rosa Beach, FL
  • Average rainfall in September: 2.8"

The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is May (1.54").

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Average rainfall days in September
Santa Rosa Beach, FL

Average rainfall days in September - Santa Rosa Beach, FL
  • Average rainfall days in September: 16.2 days

The month with the highest number of rainy days is August (23.3 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in September
Santa Rosa Beach, FL

Average snowfall in September - Santa Rosa 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").

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Average snowfall days in September
Santa Rosa Beach, FL

Average snowfall days in September - Santa Rosa 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).

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Average sea temperature in September
Santa Rosa Beach, FL

Average sea temperature in September - Santa Rosa Beach, FL
  • Average sea temperature in September: 82°F

The best months for swimming (with the highest average sea temperature) are July and August (84°F).
The coldest months (with the lowest average sea temperature) are January and February (64°F).

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Average daylight in September /
Average sunshine in September
Santa Rosa Beach, FL

Average daylight in September / Average sunshine in September - Santa Rosa Beach, FL
  • Average daylight in September: 12h and 20min

The month with the longest days is June (Average daylight: 14h and 5min).
The month with the shortest days is December (Average daylight: 10h and 13min).

  • Average sunshine in September: 9h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 5h and 30min).

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Average sunshine days in September
Santa Rosa Beach, FL

Average sunshine days in September - Santa Rosa Beach, FL
  • Average sunshine days in September: 10.2 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is August (6.2 days).

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Average UV index in September
Santa Rosa Beach, FL

Average UV index in September - Santa Rosa 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).

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Average cloud cover in September
Santa Rosa Beach, FL

Average cloud cover in September - Santa Rosa Beach, FL
  • Average cloud cover in September: 25

The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is October (Cloud cover 22).

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Average visibility in September
Santa Rosa Beach, FL

Average visibility in September - Santa Rosa 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).

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