September weather forecast
Chelly Landing, LA

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Weather in September

September, the first month of the autumn in Chelly Landing, is also a hot month, with an average temperature ranging between min 68.2°F (20.1°C) and max 87.1°F (30.6°C).

Temperature

The average high-temperature during September registers at a still tropical 87.1°F (30.6°C), closely corresponding to the preceding month. Throughout September nights, Chelly Landing registers an average low-temperature of 68.2°F (20.1°C).

Heat index

September's mean heat index is evaluated at a sweltering 98.6°F (37°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In Chelly Landing, the average relative humidity in September is 73%.

Rainfall

The months with the least rainfall are September and November Rain falls for 14.1 days and accumulates 2.28" (58mm) of rain.

Snowfall

In Chelly Landing, snow does not fall in April through November.

Daylight

The average length of the day in September in Chelly Landing is 12h and 21min.
On the first day of September, sunrise is at 6:41 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:51 pm CDT.

Sunshine

The average sunshine in September is 9.8h.

UV index

The average daily maximum UV index in September in Chelly Landing is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

Is it hot in Chelly Landing during September?

In September, in Chelly Landing, the average high-temperature is 87.1°F (30.6°C), and the average low-temperature is 68.2°F (20.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is evaluated at 98.6°F (37°C).

What is the average humidity in September in Chelly Landing?

In Chelly Landing, Louisiana, the average relative humidity in September is 73%.

What is the driest month in Chelly Landing?

September and November are months with the least rain when the rain falls for 14.1 days and typically aggregates up to 2.28" (58mm) of rain.

How many days does it rain in September in Chelly Landing?

In Chelly Landing, Louisiana, in September, it is raining for 14.1 days, with typically 2.28" (58mm) of accumulated precipitation.

When it does not snow in Chelly Landing?

April through November are months without snowfall.

What is the average length of the day in September in Chelly Landing?

In Chelly Landing, the average day length in September is 12h and 21min.

When is the sunrise / sunset in September in Chelly Landing?

On the first day of September in Chelly Landing, sunrise is at 6:41 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:51 pm CDT.

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

In Chelly Landing, the average sunshine duration in September is 9.8h.

What is the UV index reading in September in Chelly Landing?

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

Average temperature in September - Chelly Landing, LA
  • Average high temperature in September: 87.1°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in September: 68.2°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in September
Chelly Landing, LA

Average pressure in September - Chelly Landing, LA
  • Average pressure in September: 29.98"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
Chelly Landing, LA

Average wind speed in September - Chelly Landing, LA
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).

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Average humidity in September
Chelly Landing, LA

Average humidity in September - Chelly Landing, LA
  • Average humidity in September: 73%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in September
Chelly Landing, LA

Average rainfall in September - Chelly Landing, LA
  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is April (3.54").
The driest months (with the least rainfall) are September and November (2.28").

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Average rainfall days in September
Chelly Landing, LA

Average rainfall days in September - Chelly Landing, LA
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in September
Chelly Landing, LA

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

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Chelly Landing, LA

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

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Chelly Landing, LA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • 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: 4h and 54min).

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Average sunshine days in September
Chelly Landing, LA

Average sunshine days in September - Chelly Landing, LA
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is August (11.3 days).

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Average UV index in September
Chelly Landing, LA

Average UV index in September - Chelly Landing, 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
Chelly Landing, LA

Average cloud cover in September - Chelly Landing, LA
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and October (Cloud cover 27).

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Average visibility in September
Chelly Landing, LA

Average visibility in September - Chelly Landing, LA
  • Average visibility in September: 6mi

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

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Chelly Landing, Louisiana, USA

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