September weather forecast
Sunset, FL

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Weather in September

The first month of the autumn, September, is still a hot month in Sunset, Florida, with an average temperature ranging between min 79.7°F (26.5°C) and max 87.6°F (30.9°C).

Temperature

The transition from August to September brings an average high-temperature of a still tropical 87.6°F (30.9°C), barely different from August's 89.2°F (31.8°C). Sunset's evenings during September maintain an average temperature of 79.7°F (26.5°C), aligning closely with the daytime temperatures.

Heat index

The heat index value for September is calculated to be a fiery hot 100.4°F (38°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. 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 'real feel' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

The average relative humidity in September in Sunset, Florida, is 72%.

Rainfall

In Sunset, in September, it is raining for 13.8 days, with typically 0.71" (18mm) of accumulated precipitation. In Sunset, during the entire year, the rain falls for 110.8 days and collects up to 8.19" (208mm) of precipitation.

Snowfall

The only month with snowfall is September. The month with the most snowfall days in Sunset is September, when snow falls for 0.1 days.

Daylight

In Sunset, the average length of the day in September is 12h and 17min.
On the first day of the month, sunrise is at 7:02 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:08 pm EDT.

Sunshine

In Sunset, the average sunshine in September is 9.2h.

UV index

The months with the highest UV index in Sunset are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 7 during September, leads to the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

Is it hot in Sunset during September?

The average high-temperature, in September, in Sunset, is 87.6°F (30.9°C), while the average low-temperature is 79.7°F (26.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 100.4°F (38°C).

What is the average humidity in September in Sunset?

In September, the average relative humidity in Sunset is 72%.

How many days does it rain in September in Sunset?

In Sunset, in September, during 13.8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

When does it snow the most in Sunset?

September has the most snowfall days of the year in Sunset, Florida. Snow falls for 0.1 days.

When does it start to snow in Sunset?

September is the first month it typically snows in Sunset. Throughout September, there are 0.1 snowfall days.

How many hours of daylight does Sunset have in September?

The average day length in September in Sunset, Florida, is 12h and 17min.

What time are sunrise and sunset in September in Sunset?

In September, on the first day of the month, sunrise is at 7:02 am and sunset at 7:40 pm. On the last day of the month, in Sunset, Florida, sunrise is at 7:13 am and sunset at 7:08 pm EDT.

How many hours of sunshine does Sunset have in September?

The average sunshine duration in September in Sunset, Florida, is 9.2h.

What are the months with the highest UV index in Sunset?

May through September, with an average maximum UV index of 7, are months with the highest UV index in Sunset.

What is the UV index intensity in September in Sunset?

The average daily maximum UV index in September in Sunset, Florida, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's 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
Sunset, FL

Average temperature in September - Sunset, FL
  • Average high temperature in September: 87.6°F

The warmest month (with the highest average high temperature) is August (89.2°F).
The month with the lowest average high temperature is January (73.9°F).

  • Average low temperature in September: 79.7°F

The month with the highest average low temperature is August (81.7°F).
The coldest month (with the lowest average low temperature) is January (62.4°F).

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Average pressure in September
Sunset, FL

Average pressure in September - Sunset, FL
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.95"Hg).

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Average wind speed in September
Sunset, FL

Average wind speed in September - Sunset, FL
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in September
Sunset, FL

Average humidity in September - Sunset, FL
  • Average humidity in September: 72%

The month with the highest relative humidity is December (74%).
The month with the lowest relative humidity is March (67%).

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Average rainfall in September
Sunset, FL

Average rainfall in September - Sunset, FL
  • Average rainfall in September: 0.71"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is January (0.24").

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Average rainfall days in September
Sunset, FL

Average rainfall days in September - Sunset, FL
  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is December (4.7 days).

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Average snowfall days in September
Sunset, FL

Average snowfall days in September - Sunset, FL
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

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Average daylight in September /
Average sunshine in September
Sunset, FL

Average daylight in September / Average sunshine in September - Sunset, FL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in September
Sunset, FL

Average sunshine days in September - Sunset, FL
  • Average sunshine days in September: 12.6 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is July (11.9 days).

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Average UV index in September
Sunset, FL

Average UV index in September - Sunset, FL
  • Average UV index in September: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

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Average cloud cover in September
Sunset, FL

Average cloud cover in September - Sunset, FL
  • Average cloud cover in September: 28

The month with the most cloud cover is October (Cloud cover 33).
The month with the least cloud cover is April (Cloud cover 25).

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Average visibility in September
Sunset, FL

Average visibility in September - Sunset, 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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Sunset, Florida, USA

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