September weather forecast
Cool Coosa, LA

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Weather in September

September, the first month of the autumn in Cool Coosa, is still a tropical month, with an average temperature varying between 68.2°F (20.1°C) and 87.3°F (30.7°C).

Temperature

September brings an average high-temperature of a still hot 87.3°F (30.7°C), showing a slight difference from August's 90.7°F (32.6°C). An average low-temperature of 68.2°F (20.1°C) is observed during the September nights.

Heat index

The heat index for September is estimated at a torrid 102.2°F (39°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. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

In Cool Coosa, the average relative humidity in September is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.97" (50mm) of precipitation.

Snowfall

In Cool Coosa, snow does not fall in April through November.

Daylight

In Cool Coosa, the average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:51 pm CDT.

Sunshine

In Cool Coosa, the average sunshine in September is 9.6h.

UV index

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

How hot is it in Cool Coosa in September?

The average high-temperature, in September, in Cool Coosa, is 87.3°F (30.7°C), while the average low-temperature is 68.2°F (20.1°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 102.2°F (39°C).

What is the average humidity in September?

In Cool Coosa, the average relative humidity in September is 76%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.97" (50mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 11.8 days. Throughout September, 1.97" (50mm) of precipitation is accumulated.

When it does not snow?

April through November are months without snowfall.

What is the average length of the day in September in Cool Coosa?

The average day length in September is 12h and 21min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:41 am and sunset at 7:29 pm. On the last day of the month, in Cool Coosa, sunrise is at 6:59 am and sunset at 6:51 pm CDT.

How many hours of sunshine does Cool Coosa have in September?

In Cool Coosa, the average sunshine duration in September is 9.6h.

What is the UV index reading in September in Cool Coosa?

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
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
Cool Coosa, LA

Average temperature in September - Cool Coosa, LA
  • Average high temperature in September: 87.3°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in September: 68.2°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

Average pressure in September
Cool Coosa, LA

Average pressure in September - Cool Coosa, LA
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

Average wind speed in September
Cool Coosa, LA

Average wind speed in September - Cool Coosa, LA
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity in September
Cool Coosa, LA

Average humidity in September - Cool Coosa, LA
  • Average humidity in September: 76%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Cool Coosa, LA

Average rainfall in September - Cool Coosa, LA
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is January (3.39").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in September
Cool Coosa, LA

Average rainfall days in September - Cool Coosa, LA
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is August (15.4 days).
The month with the least rainy days is October (8.6 days).

Average snowfall in September
Cool Coosa, LA

Average snowfall in September - Cool Coosa, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Cool Coosa, LA

Average snowfall days in September - Cool Coosa, LA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Cool Coosa, LA

Average daylight in September / Average sunshine in September - Cool Coosa, LA
  • Average daylight in September: 12h and 2min

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

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in September
Cool Coosa, LA

Average sunshine days in September - Cool Coosa, LA
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (12.3 days).

Average UV index in September
Cool Coosa, LA

Average UV index in September - Cool Coosa, LA
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Cool Coosa, LA

Average cloud cover in September - Cool Coosa, LA
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 28).

Average visibility in September
Cool Coosa, LA

Average visibility in September - Cool Coosa, LA
  • Average visibility in September: 5mi

The months with the highest visibility are January, February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are July, August and September (5mi).

Cool Coosa, Louisiana, USA

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