September weather forecast
Bayou Corne, LA

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Weather in September

September, the first month of the autumn in Bayou Corne, is still a tropical month, with an average temperature ranging between min 70.9°F (21.6°C) and max 86.9°F (30.5°C).

Temperature

As Bayou Corne welcomes September, the average high-temperature stabilizes at a still tropical 86.9°F (30.5°C), showing little deviation from August's 90°F (32.2°C). September witnesses an average nighttime temperature of 70.9°F (21.6°C) in Bayou Corne.

Heat index

In September, the average heat index is calculated to be a very hot 102.2°F (39°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The months with the highest humidity are February, July through September and December, with an average relative humidity of 80%.

Rainfall

In Bayou Corne, in September, during 17.5 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Bayou Corne, Louisiana, during the entire year, the rain falls for 170.8 days and collects up to 30.16" (766mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in September in Bayou Corne is 12h and 20min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:26 pm. On the last day of September, in Bayou Corne, sunrise is at 6:57 am and sunset at 6:50 pm CDT.

Sunshine

In Bayou Corne, the average sunshine in September is 9.9h.

UV index

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 6 in September translates into this advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

How hot does it get in Bayou Corne in September?

September temperatures in Bayou Corne, Louisiana, vary between a high-temperature of 86.9°F (30.5°C) and a low-temperature of 70.9°F (21.6°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 102.2°F (39°C).

What are the most humid months in Bayou Corne?

The months with the highest humidity are February, July through September and December, with an average relative humidity of 80%.

What is the average humidity in September in Bayou Corne?

In Bayou Corne, Louisiana, the average relative humidity in September is 80%.

How much does it rain in Bayou Corne in September?

In Bayou Corne, Louisiana, during September, the rain falls for 17.5 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow in Bayou Corne?

February through November are months without snowfall in Bayou Corne, Louisiana.

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

The average day length in September is 12h and 20min.

What time are sunrise and sunset in September in Bayou Corne?

In September, on the first day of the month, sunrise is at 6:42 am and sunset at 7:26 pm. On the last day of the month, in Bayou Corne, Louisiana, sunrise is at 6:57 am and sunset at 6:50 pm CDT.

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

In Bayou Corne, Louisiana, the average sunshine duration in September is 9.9h.

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

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Bayou Corne, LA

Average temperature in September - Bayou Corne, LA
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (60.1°F).

  • Average low temperature in September: 70.9°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.8°F).

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Average pressure in September
Bayou Corne, LA

Average pressure in September - Bayou Corne, LA
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.96"Hg).

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Average wind speed in September
Bayou Corne, LA

Average wind speed in September - Bayou Corne, LA
  • Average wind speed in September: 5.1mph

The windiest months (with the highest average wind speed) are February and April (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Bayou Corne, LA

Average humidity in September - Bayou Corne, LA
  • Average humidity in September: 80%

The months with the highest relative humidity are February, July, August, September and December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Bayou Corne, LA

Average rainfall in September - Bayou Corne, LA
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is July (4.76").
The driest month (with the least rainfall) is November (1.3").

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Average rainfall days in September
Bayou Corne, LA

Average rainfall days in September - Bayou Corne, LA
  • Average rainfall days in September: 17.5 days

The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in September
Bayou Corne, LA

Average snowfall in September - Bayou Corne, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Bayou Corne, LA

Average snowfall days in September - Bayou Corne, LA
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and December (0.1 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
Bayou Corne, LA

Average daylight in September / Average sunshine in September - Bayou Corne, LA
  • 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: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in September
Bayou Corne, LA

Average sunshine days in September - Bayou Corne, LA
  • Average sunshine days in September: 10.1 days

The month with the most sunshine days is November (20.2 days).
The months with the least sunshine days are July and August (6.4 days).

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Average UV index in September
Bayou Corne, LA

Average UV index in September - Bayou Corne, LA
  • Average UV index in September: 6

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

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Average cloud cover in September
Bayou Corne, LA

Average cloud cover in September - Bayou Corne, LA
  • Average cloud cover in September: 29

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 26).

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Average visibility in September
Bayou Corne, LA

Average visibility in September - Bayou Corne, LA
  • Average visibility in September: 5mi

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

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Bayou Corne, Louisiana, USA

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