September weather forecast
Attakapas Canal, LA

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Weather in September

September, the first month of the autumn in Attakapas Canal, is still a tropical month, with an average temperature varying between 70.9°F (21.6°C) and 86.9°F (30.5°C).

Temperature

Attakapas Canal's weather in September indicates an average high-temperature of a still hot 86.9°F (30.5°C), nearly consistent with the 90°F (32.2°C) of August. During the month of September, Attakapas Canal experiences a steady low-temperature average of 70.9°F (21.6°C).

Heat index

For September, the heat index is evaluated at a fiery hot 102.2°F (39°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

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

Rainfall

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

Daylight

In September, the average length of the day is 12h and 20min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:50 pm CDT.

Sunshine

The average sunshine in September is 9.9h.

UV index

In Attakapas Canal, Louisiana, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 6 in September suggests the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

The average high-temperature, in September, in Attakapas Canal, is 86.9°F (30.5°C), while the average low-temperature is 70.9°F (21.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 102.2°F (39°C).

What are the most humid months?

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 September, the average relative humidity is 80%.

How much does it rain in September?

In Attakapas Canal, in September, it is raining for 17.5 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow?

In Attakapas Canal, snow does not fall in February through November.

How many hours of daylight does Attakapas Canal have in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:50 pm CDT.

How many hours of sunshine does Attakapas Canal have in September?

In September, the average sunshine duration is 9.9h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Attakapas Canal, LA

Average temperature in September - Attakapas Canal, 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).

Average pressure in September
Attakapas Canal, LA

Average pressure in September - Attakapas Canal, 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).

Average wind speed in September
Attakapas Canal, LA

Average wind speed in September - Attakapas Canal, 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).

Average humidity in September
Attakapas Canal, LA

Average humidity in September - Attakapas Canal, 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%).

Average rainfall in September
Attakapas Canal, LA

Average rainfall in September - Attakapas Canal, 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").

Average rainfall days in September
Attakapas Canal, LA

Average rainfall days in September - Attakapas Canal, 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).

Average snowfall in September
Attakapas Canal, LA

Average snowfall in September - Attakapas Canal, 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").

Average snowfall days in September
Attakapas Canal, LA

Average snowfall days in September - Attakapas Canal, 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).

Average daylight in September /
Average sunshine in September
Attakapas Canal, LA

Average daylight in September / Average sunshine in September - Attakapas Canal, 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).

Average sunshine days in September
Attakapas Canal, LA

Average sunshine days in September - Attakapas Canal, 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).

Average UV index in September
Attakapas Canal, LA

Average UV index in September - Attakapas Canal, 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).

Average cloud cover in September
Attakapas Canal, LA

Average cloud cover in September - Attakapas Canal, 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).

Average visibility in September
Attakapas Canal, LA

Average visibility in September - Attakapas Canal, 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).

Attakapas Canal, Louisiana, USA

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