September weather forecast
Catfish Landing, LA

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Weather in September

September, the first month of the autumn in Catfish Landing, is still a tropical month, with an average temperature fluctuating between 87.4°F (30.8°C) and 70.5°F (21.4°C).

Temperature

Catfish Landing, Louisiana, signifies an average high-temperature of a still tropical 87.4°F (30.8°C) in September, closely mirroring the 90.7°F (32.6°C) of August. An average low-temperature of 70.5°F (21.4°C) marks the month of September.

Heat index

September's average heat index is calculated to be a blistering 104°F (40°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

In Catfish Landing, the average relative humidity in September is 79%.

Rainfall

In Catfish Landing, in September, it is raining for 14.9 days, with typically 1.18" (30mm) of accumulated precipitation. Throughout the year, in Catfish Landing, there are 151.5 rainfall days, and 18.62" (473mm) of precipitation is accumulated.

Snowfall

In Catfish Landing, snow does not fall in February through December.

Daylight

In September, the average length of the day in Catfish Landing is 12h and 20min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:48 pm CDT.

Sunshine

In Catfish Landing, the average sunshine in September is 9.9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In Catfish Landing, in September, the average high-temperature is 87.4°F (30.8°C), and the average low-temperature is 70.5°F (21.4°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in September is calculated to be 104°F (40°C).

What is the average humidity in September?

In September, the average relative humidity is 79%.

How many days does it rain in September?

In September, the rain falls for 14.9 days. Throughout September, 1.18" (30mm) of precipitation is accumulated.

When it does not snow in Catfish Landing?

February through December are months without snowfall in Catfish Landing.

How many hours of daylight does Catfish Landing have in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:48 pm CDT.

How many hours of sunshine does Catfish Landing have in September?

In Catfish Landing, the average sunshine duration in September is 9.9h.

What is the UV index reading in September?

In Catfish Landing, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Catfish Landing, LA

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

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in September: 70.5°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 (43.5°F).

Average pressure in September
Catfish Landing, LA

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

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

Average wind speed in September
Catfish Landing, LA

Average wind speed in September - Catfish Landing, LA
  • Average wind speed in September: 4.9mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in September
Catfish Landing, LA

Average humidity in September - Catfish Landing, LA
  • Average humidity in September: 79%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September
Catfish Landing, LA

Average rainfall in September - Catfish Landing, LA
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is July (3.03").
The driest months (with the least rainfall) are March and November (0.98").

Average rainfall days in September
Catfish Landing, LA

Average rainfall days in September - Catfish Landing, LA
  • Average rainfall days in September: 14.9 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.9 days).

Average snowfall in September
Catfish Landing, LA

Average snowfall in September - Catfish Landing, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Catfish Landing, LA

Average snowfall days in September - Catfish Landing, LA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Catfish Landing, LA

Average daylight in September / Average sunshine in September - Catfish Landing, 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 5min

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).

Average sunshine days in September
Catfish Landing, LA

Average sunshine days in September - Catfish Landing, LA
  • Average sunshine days in September: 12.9 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (9.3 days).

Average UV index in September
Catfish Landing, LA

Average UV index in September - Catfish Landing, 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).

Average cloud cover in September
Catfish Landing, LA

Average cloud cover in September - Catfish Landing, 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
Catfish Landing, LA

Average visibility in September - Catfish Landing, LA
  • Average visibility in September: 5mi

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

Catfish Landing, Louisiana, USA

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