September weather forecast
Bordelonville, LA

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Weather in September

The first month of the autumn, September, is also a hot month in Bordelonville, Louisiana, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 87.4°F (30.8°C).

Temperature

With the advent of September, Bordelonville experiences an average high-temperature of a still tropical 87.4°F (30.8°C), mirroring a close resemblance to the previous month. Throughout the month of September, Bordelonville reports a steady low-temperature average of 68.5°F (20.3°C).

Heat index

The average heat index in September is estimated at a sweltering 102.2°F (39°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', quantifies the warmth felt when relative humidity is considered. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant 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 physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In September, the average relative humidity in Bordelonville, Louisiana, is 77%.

Rainfall

In Bordelonville, in September, during 13 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, there are 133.5 rainfall days, and 15.51" (394mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall in Bordelonville, Louisiana.

Daylight

In Bordelonville, the average length of the day in September is 12h and 20min.
On the first day of September, sunrise is at 6:44 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:53 pm CDT.

Sunshine

The average sunshine in September is 9.4h.

UV index

The average daily maximum UV index in September in Bordelonville, Louisiana, is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. 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. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

How hot does it get in Bordelonville in September?

In September, in Bordelonville, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 68.5°F (20.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in September is estimated at 102.2°F (39°C).

What is the average humidity in September in Bordelonville?

The average relative humidity in September in Bordelonville is 77%.

How many days does it rain in September in Bordelonville?

In Bordelonville, in September, during 13 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

When it does not snow in Bordelonville?

In Bordelonville, snow does not fall in February through December.

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

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

When is the sunrise / sunset in September in Bordelonville?

On the first day of September in Bordelonville, sunrise is at 6:44 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:53 pm CDT.

How many hours of sunshine does Bordelonville have in September?

The average sunshine duration in September is 9.4h.

How high is the UV index in September in Bordelonville?

The average daily maximum UV index in September in Bordelonville, Louisiana, is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe 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
Bordelonville, LA

Average temperature in September - Bordelonville, LA
  • Average high temperature in September: 87.4°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in September: 68.5°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in September
Bordelonville, LA

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Bordelonville, LA

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

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

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Average humidity in September
Bordelonville, LA

Average humidity in September - Bordelonville, LA
  • Average humidity in September: 77%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Bordelonville, LA

Average rainfall in September - Bordelonville, LA
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is November (0.94").

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Average rainfall days in September
Bordelonville, LA

Average rainfall days in September - Bordelonville, LA
  • Average rainfall days in September: 13 days

The month with the highest number of rainy days is August (16.1 days).
The month with the least rainy days is November (7.1 days).

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Average snowfall in September
Bordelonville, LA

Average snowfall in September - Bordelonville, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.08").
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
Bordelonville, LA

Average snowfall days in September - Bordelonville, LA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Bordelonville, LA

Average daylight in September / Average sunshine in September - Bordelonville, LA
  • 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 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in September
Bordelonville, LA

Average sunshine days in September - Bordelonville, LA
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is August (11.2 days).

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Average UV index in September
Bordelonville, LA

Average UV index in September - Bordelonville, 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).

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Average cloud cover in September
Bordelonville, LA

Average cloud cover in September - Bordelonville, LA
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in September
Bordelonville, LA

Average visibility in September - Bordelonville, LA
  • Average visibility in September: 5mi

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

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Bordelonville, Louisiana, USA

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