September weather forecast
Shongaloo, LA

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Weather in September

The first month of the autumn, September, is still a tropical month in Shongaloo, Louisiana, with an average temperature fluctuating between 66.7°F (19.3°C) and 87.8°F (31°C).

Temperature

Shongaloo's September weather shows a modest shift in high-temperatures, falling from August's tropical 93.7°F (34.3°C) to a still hot 87.8°F (31°C). In the month of September, Shongaloo experiences an average low-temperature of 66.7°F (19.3°C).

Heat index

In September, the average heat index is evaluated at a sweltering 100.4°F (38°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In September, the average relative humidity is 71%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 2.01" (51mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:07 am and sunset at 6:58 pm CDT.

Sunshine

In Shongaloo, the average sunshine in September is 9.5h.

UV index

In September, the average daily maximum UV index in Shongaloo is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

During September, Shongaloo experiences an average high-temperature of 87.8°F (31°C) and a low-temperature of 66.7°F (19.3°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 100.4°F (38°C).

What is the average humidity in September in Shongaloo?

In Shongaloo, Louisiana, the average relative humidity in September is 71%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.2 days and typically collects 2.01" (51mm) of precipitation.

How much does it rain in Shongaloo in September?

In September, in Shongaloo, the rain falls for 12.2 days. Throughout September, 2.01" (51mm) of precipitation is accumulated.

When it does not snow?

April through November are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 22min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:48 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 6:58 pm CDT.

How many hours of sunshine does Shongaloo have in September?

In Shongaloo, the average sunshine duration in September is 9.5h.

How high is the UV index in September?

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Shongaloo, LA

Average temperature in September - Shongaloo, LA
  • Average high temperature in September: 87.8°F

The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is January (53.2°F).

  • Average low temperature in September: 66.7°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).

Average pressure in September
Shongaloo, LA

Average pressure in September - Shongaloo, 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 (29.94"Hg).

Average wind speed in September
Shongaloo, LA

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

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in September
Shongaloo, LA

Average humidity in September - Shongaloo, LA
  • Average humidity in September: 71%

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are July and August (70%).

Average rainfall in September
Shongaloo, LA

Average rainfall in September - Shongaloo, LA
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is April (4.25").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in September
Shongaloo, LA

Average rainfall days in September - Shongaloo, LA
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (15 days).
The months with the least rainy days are October and November (10.4 days).

Average snowfall in September
Shongaloo, LA

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

The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Shongaloo, LA

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

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Shongaloo, LA

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in September
Shongaloo, LA

Average sunshine days in September - Shongaloo, LA
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is February (13.8 days).

Average UV index in September
Shongaloo, LA

Average UV index in September - Shongaloo, 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, February and December (UV index 3).

Average cloud cover in September
Shongaloo, LA

Average cloud cover in September - Shongaloo, LA
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 29).

Average visibility in September
Shongaloo, LA

Average visibility in September - Shongaloo, LA
  • Average visibility in September: 6mi

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

Shongaloo, Louisiana, USA

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