September weather forecast
Ruston, LA

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Weather in September

September in Ruston signals the conclusion of the summer season, with falling temperatures. The daylight hours also begin to dwindle, reflecting the nearing arrival of autumn. There is a noticeable reduction in cloud cover, paving the way for clearer skies and less rainfall. Winds show a coordinated retreat with curtailing temperatures and cloud cover. Although humidity stays rather steady, at 72%, it offers a respite from the notoriously high humidity of summer.

Temperature

September in Ruston is marked by a subtle drop in average high-temperatures, transitioning from 93.9°F (34.4°C) in August to a still hot 88.3°F (31.3°C). Nighttime temperature in Ruston dips to a mean of 67.1°F (19.5°C) during September.

Heat index

The average heat index in September is evaluated at a fiery hot 102.2°F (39°C). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

The average relative humidity in September is 72%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.6 days and typically collects 1.89" (48mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

In Ruston, Louisiana, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:34 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:56 pm CDT.

Sunshine

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

UV index

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. 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. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

Is it hot in Ruston during September?

In September, in Ruston, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 67.1°F (19.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in September is evaluated at 102.2°F (39°C).

What is the average humidity in September in Ruston?

In September, the average relative humidity in Ruston is 72%.

What is the driest month in Ruston?

The month with the least rainfall in Ruston, Louisiana, is September, when the rain falls for 13.6 days and typically collects 1.89" (48mm) of precipitation.

How much does it rain in Ruston in September?

In Ruston, Louisiana, in September, it is raining for 13.6 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow in Ruston?

March through November are months without snowfall in Ruston.

How many hours of daylight does Ruston have in September?

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

When is the sunrise / sunset in September in Ruston?

In September, on the first day of the month, sunrise is at 6:45 am and sunset at 7:34 pm. On the last day of the month, in Ruston, sunrise is at 7:04 am and sunset at 6:56 pm CDT.

How many hours of sunshine does Ruston have in September?

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

What is the UV index intensity in September in Ruston?

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Ruston, LA

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

The warmest month (with the highest average high temperature) is August (93.9°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in September: 67.1°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

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Average pressure in September
Ruston, LA

Average pressure in September - Ruston, 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).

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Average wind speed in September
Ruston, LA

Average wind speed in September - Ruston, LA
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are July, August and September (4.8mph).

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Average humidity in September
Ruston, LA

Average humidity in September - Ruston, LA
  • Average humidity in September: 72%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are July, August and October (71%).

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Average rainfall in September
Ruston, LA

Average rainfall in September - Ruston, LA
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
Ruston, LA

Average rainfall days in September - Ruston, LA
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in September
Ruston, LA

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

The months with the highest snowfall are January and February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Ruston, LA

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

The month with the highest number of snowfall days is February (0.8 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
Ruston, LA

Average daylight in September / Average sunshine in September - Ruston, 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 6min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Ruston, LA

Average sunshine days in September - Ruston, LA
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (13.1 days).

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Average UV index in September
Ruston, LA

Average UV index in September - Ruston, 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
Ruston, LA

Average cloud cover in September - Ruston, LA
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in September
Ruston, LA

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

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

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Ruston, Louisiana, USA

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