September weather forecast
Sutherlands Still, FL

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Weather in September

The first month of the autumn, September, is also a hot month in Sutherlands Still, Florida, with an average temperature fluctuating between 88.5°F (31.4°C) and 73°F (22.8°C).

Temperature

The arrival of September marks a slight shift to an average high-temperature of a still hot 88.5°F (31.4°C) from August's 91.9°F (33.3°C). An average low-temperature of 73°F (22.8°C) marks the nights throughout September.

Heat index

September's average heat index is computed to be an extremely hot 105.8°F (41°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. 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. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

August, September and December, with an average relative humidity of 77%, are the most humid months in Sutherlands Still.

Rainfall

In September, in Sutherlands Still, the rain falls for 15.2 days. Throughout September, 1.18" (30mm) of precipitation is accumulated. In Sutherlands Still, during the entire year, the rain falls for 138.3 days and collects up to 12.76" (324mm) of precipitation.

Snowfall

In Sutherlands Still, snow does not fall in February through December.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 7:04 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:19 am and sunset at 7:12 pm EDT.

Sunshine

The average sunshine in September in Sutherlands Still is 8.5h.

UV index

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

How hot does it get in Sutherlands Still in September?

The high-temperature, in September, in Sutherlands Still, records 88.5°F (31.4°C), while the low-temperature is 73°F (22.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 105.8°F (41°C).

What is the most humid month in Sutherlands Still?

The months with the highest humidity in Sutherlands Still are August, September and December, with an average relative humidity of 77%.

What is the average humidity in September in Sutherlands Still?

In Sutherlands Still, Florida, the average relative humidity in September is 77%.

How much does it rain in Sutherlands Still in September?

In Sutherlands Still, Florida, during September, the rain falls for 15.2 days and regularly aggregates up to 1.18" (30mm) of precipitation.

When it does not snow in Sutherlands Still?

In Sutherlands Still, snow does not fall in February through December.

How many hours of daylight does Sutherlands Still have in September?

The average day length in September is 12h and 20min.

What time are sunrise and sunset in September in Sutherlands Still?

In September, on the first day of the month, sunrise is at 7:04 am and sunset at 7:48 pm. On the last day of the month, in Sutherlands Still, Florida, sunrise is at 7:19 am and sunset at 7:12 pm EDT.

How long on average sun shines in September in Sutherlands Still?

In September, the average sunshine duration is 8.5h.

What is the UV index intensity in September in Sutherlands Still?

The average daily maximum UV index in September in Sutherlands Still is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sutherlands Still, FL

Average temperature in September - Sutherlands Still, FL
  • Average high temperature in September: 88.5°F

The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (65.8°F).

  • Average low temperature in September: 73°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (48.2°F).

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Average pressure in September
Sutherlands Still, FL

Average pressure in September - Sutherlands Still, 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).

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Average wind speed in September
Sutherlands Still, FL

Average wind speed in September - Sutherlands Still, FL
  • Average wind speed in September: 4.6mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

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Average humidity in September
Sutherlands Still, FL

Average humidity in September - Sutherlands Still, 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 March (70%).

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Average rainfall in September
Sutherlands Still, FL

Average rainfall in September - Sutherlands Still, FL
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is July (2.09").
The driest month (with the least rainfall) is March (0.47").

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Average rainfall days in September
Sutherlands Still, FL

Average rainfall days in September - Sutherlands Still, FL
  • Average rainfall days in September: 15.2 days

The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall days in September
Sutherlands Still, FL

Average snowfall days in September - Sutherlands Still, 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 daylight in September /
Average sunshine in September
Sutherlands Still, FL

Average daylight in September / Average sunshine in September - Sutherlands Still, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in September
Sutherlands Still, FL

Average sunshine days in September - Sutherlands Still, FL
  • Average sunshine days in September: 12.1 days

The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is June (9.3 days).

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Average UV index in September
Sutherlands Still, FL

Average UV index in September - Sutherlands Still, 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 and December (UV index 4).

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Average cloud cover in September
Sutherlands Still, FL

Average cloud cover in September - Sutherlands Still, FL
  • Average cloud cover in September: 33

The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are May and July (Cloud cover 30).

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Average visibility in September
Sutherlands Still, FL

Average visibility in September - Sutherlands Still, 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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Sutherlands Still, Florida, USA

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