September weather forecast
Cross Bayou, FL

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Weather in September

September, the first month of the autumn in Cross Bayou, is still a hot month, with an average temperature ranging between max 86.9°F (30.5°C) and min 77.9°F (25.5°C).

Temperature

Cross Bayou's weather in September, with an average high-temperature of a still tropical 86.9°F (30.5°C), subtly shifts from August's 88.3°F (31.3°C). Nighttime temperatures in Cross Bayou hover around an average low of 77.9°F (25.5°C) in September, a slight descent from daytime highs.

Heat index

The heat index in September is appraised at a torrid 98.6°F (37°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In September, the average relative humidity in Cross Bayou is 74%.

Rainfall

In September, the rain falls for 19.9 days. Throughout September, 2.87" (73mm) of precipitation is accumulated. Throughout the year, in Cross Bayou, Florida, there are 163.6 rainfall days, and 25.43" (646mm) of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 19min.
On the first day of September, sunrise is at 7:10 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:17 pm EDT.

Sunshine

The average sunshine in September is 9.2h.

UV index

The months with the highest UV index in Cross Bayou are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

Is it hot in Cross Bayou during September?

The high-temperature, in September, in Cross Bayou, is 86.9°F (30.5°C), while the low-temperature averages to 77.9°F (25.5°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 98.6°F (37°C).

What is the average humidity in September in Cross Bayou?

The average relative humidity in September is 74%.

How much does it rain in Cross Bayou in September?

In Cross Bayou, Florida, in September, during 19.9 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

What is the average length of the day in September in Cross Bayou?

The average day length in September in Cross Bayou, Florida, is 12h and 19min.

When are sunrise and sunset in September in Cross Bayou?

On the first day of September in Cross Bayou, sunrise is at 7:10 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:17 pm EDT.

How many hours of sunshine does Cross Bayou have in September?

In Cross Bayou, the average sunshine duration in September is 9.2h.

What are the months with the highest UV index in Cross Bayou?

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

What is the UV index intensity in September in Cross Bayou?

In Cross Bayou, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cross Bayou, FL

Average temperature in September - Cross Bayou, FL
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (66.7°F).

  • Average low temperature in September: 77.9°F

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (55.2°F).

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Average pressure in September
Cross Bayou, FL

Average pressure in September - Cross Bayou, FL
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

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Average wind speed in September
Cross Bayou, FL

Average wind speed in September - Cross Bayou, FL
  • Average wind speed in September: 7.5mph

The windiest months (with the highest average wind speed) are January and March (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in September
Cross Bayou, FL

Average humidity in September - Cross Bayou, FL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are March, May and October (72%).

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Average rainfall in September
Cross Bayou, FL

Average rainfall in September - Cross Bayou, FL
  • Average rainfall in September: 2.87"

The wettest month (with the highest rainfall) is July (4.65").
The driest month (with the least rainfall) is November (0.87").

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Average rainfall days in September
Cross Bayou, FL

Average rainfall days in September - Cross Bayou, FL
  • Average rainfall days in September: 19.9 days

The month with the highest number of rainy days is July (24.7 days).
The month with the least rainy days is November (7.1 days).

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Average daylight in September /
Average sunshine in September
Cross Bayou, FL

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

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in September
Cross Bayou, FL

Average sunshine days in September - Cross Bayou, FL
  • Average sunshine days in September: 6.9 days

The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is July (4.3 days).

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Average UV index in September
Cross Bayou, FL

Average UV index in September - Cross Bayou, 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 4).

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Average cloud cover in September
Cross Bayou, FL

Average cloud cover in September - Cross Bayou, FL
  • Average cloud cover in September: 26

The months with the most cloud cover are January and December (Cloud cover 29).
The month with the least cloud cover is May (Cloud cover 21).

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Average visibility in September
Cross Bayou, FL

Average visibility in September - Cross Bayou, 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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Cross Bayou, Florida, USA

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