September weather forecast
Glencoe, FL

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Weather in September

September, the first month of the autumn in Glencoe, is still a hot month, with an average temperature ranging between min 75.9°F (24.4°C) and max 86.7°F (30.4°C).

Temperature

The arrival of September sees an average high-temperature of a still hot 86.7°F (30.4°C), hardly diverging from August's 89.2°F (31.8°C). September in Glencoe generally records an average low-temperature of 75.9°F (24.4°C).

Heat index

The heat index for September is estimated at a torrid 100.4°F (38°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
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. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In Glencoe, Florida, the average relative humidity in September is 76%.

Rainfall

In Glencoe, Florida, during September, the rain falls for 14.8 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Glencoe, Florida, during the entire year, the rain falls for 142.9 days and collects up to 12.99" (330mm) of precipitation.

Daylight

In Glencoe, Florida, the average length of the day in September is 12h and 19min.
On the first day of September, sunrise is at 7:02 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 7:10 pm EDT.

Sunshine

The average sunshine in September in Glencoe is 8.9h.

UV index

The months with the highest UV index in Glencoe, Florida, 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 unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 7 in September interprets into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

Is it hot in Glencoe during September?

Glencoe in September has an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 75.9°F (24.4°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is estimated at 100.4°F (38°C).

What is the average humidity in September in Glencoe?

In September, the average relative humidity is 76%.

How many days does it rain in September in Glencoe?

In September, in Glencoe, Florida, the rain falls for 14.8 days. Throughout September, 1.34" (34mm) of precipitation is accumulated.

What is the average length of the day in September in Glencoe?

In September, the average day length in Glencoe, Florida, is 12h and 19min.

When are sunrise and sunset in September in Glencoe?

In September, on the first day of the month, sunrise is at 7:02 am and sunset at 7:45 pm. On the last day of the month, in Glencoe, sunrise is at 7:16 am and sunset at 7:10 pm EDT.

How many hours of sunshine does Glencoe have in September?

In Glencoe, Florida, the average sunshine duration in September is 8.9h.

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

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

How high is the UV index in September in Glencoe?

The average daily maximum UV index in September in Glencoe is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in September
Glencoe, FL

Average temperature in September - Glencoe, FL
  • Average high temperature in September: 86.7°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 (67.5°F).

  • Average low temperature in September: 75.9°F

The month with the highest average low temperature is August (77.7°F).
The coldest month (with the lowest average low temperature) is January (54.7°F).

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Average pressure in September
Glencoe, FL

Average pressure in September - Glencoe, FL
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in September
Glencoe, FL

Average wind speed in September - Glencoe, FL
  • Average wind speed in September: 6.9mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in September
Glencoe, FL

Average humidity in September - Glencoe, FL
  • Average humidity in September: 76%

The months with the highest relative humidity are June, July and August (77%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in September
Glencoe, FL

Average rainfall in September - Glencoe, FL
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is August (2.28").
The driest month (with the least rainfall) is March (0.47").

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Average rainfall days in September
Glencoe, FL

Average rainfall days in September - Glencoe, FL
  • Average rainfall days in September: 14.8 days

The month with the highest number of rainy days is August (20.4 days).
The month with the least rainy days is February (7.3 days).

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

Average daylight in September / Average sunshine in September - Glencoe, 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 5min

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

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Average sunshine days in September
Glencoe, FL

Average sunshine days in September - Glencoe, FL
  • Average sunshine days in September: 10.6 days

The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is August (7.5 days).

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Average UV index in September
Glencoe, FL

Average UV index in September - Glencoe, 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
Glencoe, FL

Average cloud cover in September - Glencoe, FL
  • Average cloud cover in September: 30

The months with the most cloud cover are January, February, November and December (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 27).

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Average visibility in September
Glencoe, FL

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

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