September weather forecast
Natalbany, LA

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Weather in September

The first month of the autumn, September, is still a tropical month in Natalbany, Louisiana, with an average temperature fluctuating between 88°F (31.1°C) and 70.7°F (21.5°C).

Temperature

Natalbany registers an average high-temperature of a still hot 88°F (31.1°C) at the commencement of September, closely related to the preceding month. Natalbany throughout September, records an average low-temperature of 70.7°F (21.5°C).

Heat index

The heat index value during September is estimated at an extremely hot 104°F (40°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', comes about by integrating the temperature readings with the humidity levels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

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

Rainfall

In Natalbany, Louisiana, in September, it is raining for 16.7 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 163.3 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

Snowfall

In Natalbany, snow does not fall in February through November.

Daylight

The average length of the day in September in Natalbany is 12h and 20min.
On the first day of September in Natalbany, sunrise is at 6:38 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.

Sunshine

In September, the average sunshine in Natalbany is 9.6h.

UV index

In Natalbany, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

How hot is it in Natalbany in September?

The average high-temperature, in September, in Natalbany, is 88°F (31.1°C), while the average low-temperature is 70.7°F (21.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in September is estimated at 104°F (40°C).

What is the average humidity in September in Natalbany?

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

How many days does it rain in September in Natalbany?

In September, in Natalbany, the rain falls for 16.7 days. Throughout September, 1.97" (50mm) of precipitation is accumulated.

When it does not snow in Natalbany?

February through November are months without snowfall in Natalbany, Louisiana.

How many hours of daylight does Natalbany have in September?

In September, the average day length in Natalbany, Louisiana, is 12h and 20min.

When are sunrise and sunset in September in Natalbany?

In September, on the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of the month, in Natalbany, sunrise is at 6:55 am and sunset at 6:48 pm CDT.

How long on average sun shines in September in Natalbany?

In September, the average sunshine duration in Natalbany, Louisiana, is 9.6h.

What is the UV index intensity in September in Natalbany?

In Natalbany, Louisiana, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Natalbany, LA

Average temperature in September - Natalbany, LA
  • Average high temperature in September: 88°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in September: 70.7°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

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Average pressure in September
Natalbany, LA

Average pressure in September - Natalbany, LA
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in September
Natalbany, LA

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

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

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Average humidity in September
Natalbany, LA

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

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Natalbany, LA

Average rainfall in September - Natalbany, LA
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is July (3.9").
The driest month (with the least rainfall) is November (1.14").

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Average rainfall days in September
Natalbany, LA

Average rainfall days in September - Natalbany, LA
  • Average rainfall days in September: 16.7 days

The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is November (7.6 days).

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Average snowfall in September
Natalbany, LA

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

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

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Average snowfall days in September
Natalbany, LA

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

The months with the highest number of snowfall days are January and December (0.2 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
Natalbany, LA

Average daylight in September / Average sunshine in September - Natalbany, 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 months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Natalbany, LA

Average sunshine days in September - Natalbany, LA
  • Average sunshine days in September: 11.6 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (7.9 days).

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Average UV index in September
Natalbany, LA

Average UV index in September - Natalbany, LA
  • Average UV index in September: 6

The months with the highest UV index are May, 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
Natalbany, LA

Average cloud cover in September - Natalbany, LA
  • Average cloud cover in September: 30

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

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Average visibility in September
Natalbany, LA

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

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

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Natalbany, Louisiana, USA

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