September weather forecast
Breaux Bridge, LA

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Weather in September

September marks the onset of the fall season in Breaux Bridge. The city witnesses a modest drop in temperature with the highest temperature rolling back to 86.9°F (30.5°C) from the summer peaks. September is an ideal time for visitors to explore the city under the increasingly mellow sun. With the change in season, the city's scenery undergoes a transformation, preparing for the beautiful autumn colors.

Temperature

Breaux Bridge's average high-temperature in September sits at a still hot 86.9°F (30.5°C), showing little difference from the previous month. Breaux Bridge reports an average nighttime low-temperature of 70°F (21.1°C) in September.

Heat index

The heat index in September is computed to be a sweltering 102.2°F (39°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In Breaux Bridge, the average relative humidity in September is 80%.

Rainfall

In Breaux Bridge, Louisiana, in September, it is raining for 13.7 days, with typically 1.02" (26mm) of accumulated precipitation. In Breaux Bridge, during the entire year, the rain falls for 135.8 days and collects up to 16.1" (409mm) of precipitation.

Snowfall

February through November are months without snowfall in Breaux Bridge, Louisiana.

Daylight

In September, the average length of the day is 12h and 20min.
On the first day of September, sunrise is at 6:44 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:53 pm CDT.

Sunshine

In Breaux Bridge, the average sunshine in September is 9.7h.

UV index

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

How hot does it get in Breaux Bridge in September?

September temperatures in Breaux Bridge vary between a high-temperature of 86.9°F (30.5°C) and a low-temperature of 70°F (21.1°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 102.2°F (39°C).

What is the average humidity in September in Breaux Bridge?

In September, the average relative humidity is 80%.

How many days does it rain in September in Breaux Bridge?

In September, in Breaux Bridge, Louisiana, the rain falls for 13.7 days. Throughout September, 1.02" (26mm) of precipitation is accumulated.

When it does not snow in Breaux Bridge?

In Breaux Bridge, snow does not fall in February through November.

How many hours of daylight does Breaux Bridge have in September?

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

When are sunrise and sunset in September in Breaux Bridge?

On the first day of September in Breaux Bridge, Louisiana, sunrise is at 6:44 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:53 pm CDT.

How long on average sun shines in September in Breaux Bridge?

In Breaux Bridge, Louisiana, the average sunshine duration in September is 9.7h.

What is the UV index intensity in September in Breaux Bridge?

In September, the average daily maximum UV index 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Breaux Bridge, LA

Average temperature in September - Breaux Bridge, LA
  • Average high temperature in September: 86.9°F

The warmest months (with the highest average high temperature) are July and August (90.1°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in September: 70°F

The month with the highest average low temperature is August (74.3°F).
The coldest month (with the lowest average low temperature) is January (43.7°F).

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Average pressure in September
Breaux Bridge, LA

Average pressure in September - Breaux Bridge, LA
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Breaux Bridge, LA

Average wind speed in September - Breaux Bridge, LA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is February (7.7mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

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Average humidity in September
Breaux Bridge, LA

Average humidity in September - Breaux Bridge, LA
  • Average humidity in September: 80%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Breaux Bridge, LA

Average rainfall in September - Breaux Bridge, LA
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is August (2.44").
The driest months (with the least rainfall) are March and November (0.87").

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Average rainfall days in September
Breaux Bridge, LA

Average rainfall days in September - Breaux Bridge, LA
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8.1 days).

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Average snowfall days in September
Breaux Bridge, LA

Average snowfall days in September - Breaux Bridge, 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
Breaux Bridge, LA

Average daylight in September / Average sunshine in September - Breaux Bridge, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in September
Breaux Bridge, LA

Average sunshine days in September - Breaux Bridge, LA
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is August (9.8 days).

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Average UV index in September
Breaux Bridge, LA

Average UV index in September - Breaux Bridge, LA
  • Average UV index in September: 6

The months with the highest UV index are May, 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
Breaux Bridge, LA

Average cloud cover in September - Breaux Bridge, LA
  • Average cloud cover in September: 30

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

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Average visibility in September
Breaux Bridge, LA

Average visibility in September - Breaux Bridge, LA
  • Average visibility in September: 5mi

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

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Breaux Bridge, Louisiana, USA

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