September weather forecast
Lions, LA

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Weather in September

September, the first month of the autumn in Lions, is still a hot month, with temperature in the range of an average low of 72.5°F (22.5°C) and an average high of 86.9°F (30.5°C).

Temperature

Lions's weather in September displays an average high-temperature of a still tropical 86.9°F (30.5°C), showing minor disparity from August's 89.6°F (32°C). Lions, in September, experiences an average temperature of 72.5°F (22.5°C) at night.

Heat index

The heat index value during September is appraised at a very hot 102.2°F (39°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', evaluates the perceived heat by adding the effect of moisture in the air. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In Lions, the average relative humidity in September is 78%.

Rainfall

In September, in Lions, the rain falls for 18.3 days. Throughout September, 2.76" (70mm) of precipitation is accumulated. In Lions, during the entire year, the rain falls for 174 days and collects up to 34.76" (883mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

In Lions, the average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:48 pm CDT.

Sunshine

In Lions, the average sunshine in September is 10.1h.

UV index

In Lions, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 6 transforms into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

September temperatures vary between a high-temperature of 86.9°F (30.5°C) and a low-temperature of 72.5°F (22.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is appraised at 102.2°F (39°C).

What is the average humidity in September?

The average relative humidity in September is 78%.

How much does it rain in September?

In September, the rain falls for 18.3 days. Throughout September, 2.76" (70mm) of precipitation is accumulated.

When it does not snow in Lions?

February through December are months without snowfall.

What is the average length of the day in September in Lions?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of the month, in Lions, sunrise is at 6:55 am and sunset at 6:48 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 10.1h.

What is the UV index intensity in September?

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 unsafe exposure to Sun's UV rays.
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
Lions, LA

Average temperature in September - Lions, LA
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in September: 72.5°F

The months with the highest average low temperature are July and August (75.7°F).
The coldest month (with the lowest average low temperature) is January (46°F).

Average pressure in September
Lions, LA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

Average wind speed in September
Lions, LA

Average wind speed in September - Lions, LA
  • Average wind speed in September: 5.7mph

The windiest months (with the highest average wind speed) are January, February and April (8mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in September
Lions, LA

Average humidity in September - Lions, LA
  • Average humidity in September: 78%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in September
Lions, LA

Average rainfall in September - Lions, LA
  • Average rainfall in September: 2.76"

The wettest month (with the highest rainfall) is July (5.55").
The driest month (with the least rainfall) is November (1.5").

Average rainfall days in September
Lions, LA

Average rainfall days in September - Lions, LA
  • Average rainfall days in September: 18.3 days

The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in September
Lions, LA

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

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Lions, LA

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

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

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

Average daylight in September / Average sunshine in September - Lions, 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: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in September
Lions, LA

Average sunshine days in September - Lions, LA
  • Average sunshine days in September: 8.7 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (6 days).

Average UV index in September
Lions, LA

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

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Lions, LA

Average cloud cover in September - Lions, LA
  • Average cloud cover in September: 27

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 25).

Average visibility in September
Lions, LA

Average visibility in September - Lions, 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).

Lions, Louisiana, USA

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