September weather forecast
Flatwoods, LA

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Weather in September

September, the first month of the autumn in Flatwoods, is still a tropical month, with temperature in the range of an average high of 88.3°F (31.3°C) and an average low of 68°F (20°C).

Temperature

Flatwoods's weather in September displays an average high-temperature of a still hot 88.3°F (31.3°C), showing minor disparity from August's 93.7°F (34.3°C). During the month of September, Flatwoods experiences a steady low-temperature average of 68°F (20°C).

Heat index

September's average heat index is estimated at a scorching 104°F (40°C). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

The average relative humidity in September in Flatwoods, Louisiana, is 75%.

Rainfall

In September, the rain falls for 12.4 days. Throughout September, 2.24" (57mm) of precipitation is accumulated. In Flatwoods, during the entire year, the rain falls for 153.5 days and collects up to 34.8" (884mm) of precipitation.

Snowfall

In Flatwoods, snow does not fall in April through November.

Daylight

In Flatwoods, the average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:47 am and sunset at 7:34 pm. On the last day of September, in Flatwoods, sunrise is at 7:05 am and sunset at 6:57 pm CDT.

Sunshine

In Flatwoods, the average sunshine in September is 9.2h.

UV index

In Flatwoods, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during September translates into the following guidance:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

Is it hot in Flatwoods during September?

In Flatwoods, in September, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 68°F (20°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is estimated at 104°F (40°C).

What is the average humidity in September in Flatwoods?

In Flatwoods, the average relative humidity in September is 75%.

How many days does it rain in September in Flatwoods?

In Flatwoods, in September, it is raining for 12.4 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Flatwoods?

In Flatwoods, snow does not fall in April through November.

How many hours of daylight does Flatwoods have in September?

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

When are sunrise and sunset in September in Flatwoods?

On the first day of September in Flatwoods, Louisiana, sunrise is at 6:47 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:57 pm CDT.

How many hours of sunshine does Flatwoods have in September?

In Flatwoods, Louisiana, the average sunshine duration in September is 9.2h.

How high is the UV index in September in Flatwoods?

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes 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
Flatwoods, LA

Average temperature in September - Flatwoods, LA
  • Average high temperature in September: 88.3°F

The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in September: 68°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in September
Flatwoods, LA

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Flatwoods, LA

Average wind speed in September - Flatwoods, 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 (4.9mph).

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Average humidity in September
Flatwoods, LA

Average humidity in September - Flatwoods, LA
  • Average humidity in September: 75%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Flatwoods, LA

Average rainfall in September - Flatwoods, LA
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is June (1.93").

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Average rainfall days in September
Flatwoods, LA

Average rainfall days in September - Flatwoods, LA
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is March (14.9 days).
The month with the least rainy days is October (9.4 days).

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Average snowfall in September
Flatwoods, LA

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

The month with the highest snowfall is January (0.51").
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
Flatwoods, LA

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

The month with the highest number of snowfall days is January (0.6 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
Flatwoods, LA

Average daylight in September / Average sunshine in September - Flatwoods, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in September
Flatwoods, LA

Average sunshine days in September - Flatwoods, LA
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is October (20.6 days).
The month with the least sunshine days is February (12.2 days).

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Average UV index in September
Flatwoods, LA

Average UV index in September - Flatwoods, 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
Flatwoods, LA

Average cloud cover in September - Flatwoods, LA
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in September
Flatwoods, LA

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

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

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Flatwoods, Louisiana, USA

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