September weather forecast
Cosson Mill, FL

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Weather in September

September, the first month of the autumn in Cosson Mill, is also a hot month, with an average temperature varying between 71.2°F (21.8°C) and 87.4°F (30.8°C).

Temperature

The introduction of September sees an average high-temperature of a still hot 87.4°F (30.8°C), hardly deviating from August. Throughout the month of September, Cosson Mill expects an average low of 71.2°F (21.8°C).

Heat index

September's mean heat index is computed to be a sweltering 100.4°F (38°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In Cosson Mill, the average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 15.5 days. Throughout September, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 145 rainfall days, and 17.91" (455mm) of precipitation is accumulated.

Snowfall

In Cosson Mill, 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 September in Cosson Mill, sunrise is at 6:21 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.

Sunshine

The average sunshine in September in Cosson Mill, Florida, is 9.2h.

UV index

In September, the average daily maximum UV index in Cosson Mill is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: In September, an average UV index of 6 transforms into the following instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

How hot is it in Cosson Mill in September?

In Cosson Mill, 87.4°F (30.8°C) is the average high-temperature and 71.2°F (21.8°C) is the average low-temperature during September. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is computed to be 100.4°F (38°C).

What is the average humidity in September in Cosson Mill?

In September, the average relative humidity in Cosson Mill, Florida, is 74%.

How many days does it rain in September in Cosson Mill?

In September, in Cosson Mill, Florida, the rain falls for 15.5 days. Throughout September, 1.22" (31mm) of precipitation is accumulated.

When it does not snow in Cosson Mill?

February through December are months without snowfall in Cosson Mill.

What is the average length of the day in September in Cosson Mill?

In Cosson Mill, the average day length in September is 12h and 20min.

When is the sunrise / sunset in September in Cosson Mill?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:30 pm CDT.

How long on average sun shines in September in Cosson Mill?

In Cosson Mill, Florida, the average sunshine duration in September is 9.2h.

How high is the UV index in September in Cosson Mill?

In Cosson Mill, Florida, the average daily maximum UV index in September is 6. A UV Index reading 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cosson Mill, FL

Average temperature in September - Cosson Mill, FL
  • Average high temperature in September: 87.4°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (59.4°F).

  • Average low temperature in September: 71.2°F

The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (43.3°F).

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Average pressure in September
Cosson Mill, FL

Average pressure in September - Cosson Mill, FL
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

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Average wind speed in September
Cosson Mill, FL

Average wind speed in September - Cosson Mill, FL
  • Average wind speed in September: 5.1mph

The windiest months (with the highest average wind speed) are January, February and March (7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in September
Cosson Mill, FL

Average humidity in September - Cosson Mill, FL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are May and October (70%).

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Average rainfall in September
Cosson Mill, FL

Average rainfall in September - Cosson Mill, FL
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is August (2.95").
The driest months (with the least rainfall) are January and November (0.83").

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Average rainfall days in September
Cosson Mill, FL

Average rainfall days in September - Cosson Mill, FL
  • Average rainfall days in September: 15.5 days

The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is November (6.8 days).

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Average snowfall in September
Cosson Mill, FL

Average snowfall in September - Cosson Mill, 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
Cosson Mill, FL

Average snowfall days in September - Cosson Mill, FL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Cosson Mill, FL

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

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

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Average sunshine days in September
Cosson Mill, FL

Average sunshine days in September - Cosson Mill, FL
  • Average sunshine days in September: 11.7 days

The month with the most sunshine days is November (21.8 days).
The months with the least sunshine days are July and August (6.3 days).

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Average UV index in September
Cosson Mill, FL

Average UV index in September - Cosson Mill, 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 3).

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Average cloud cover in September
Cosson Mill, FL

Average cloud cover in September - Cosson Mill, FL
  • Average cloud cover in September: 26

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in September
Cosson Mill, FL

Average visibility in September - Cosson Mill, 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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Cosson Mill, Florida, USA

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