September weather forecast
Lowlands, LA

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Weather in September

The first month of the autumn, September, is also a hot month in Lowlands, Louisiana, with an average temperature ranging between min 72.1°F (22.3°C) and max 86.7°F (30.4°C).

Temperature

Lowlands's weather in September, with an average high-temperature of a still hot 86.7°F (30.4°C), subtly shifts from August's 89.2°F (31.8°C). September nights in Lowlands, Louisiana, experience a consistent temperature drop to an agreeable 72.1°F (22.3°C).

Heat index

For most parts of September, the heat index is appraised at a very hot 102.2°F (39°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

July through September and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In September, the rain falls for 19.1 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. Throughout the year, there are 166.9 rainfall days, and 25.39" (645mm) of precipitation is accumulated.

Snowfall

In Lowlands, Louisiana, snow does not fall in February through November.

Daylight

In September, the average length of the day in Lowlands is 12h and 20min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:25 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:49 pm CDT.

Sunshine

In Lowlands, the average sunshine in September is 10.3h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 7 during September leads to these instructions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot does it get in Lowlands in September?

Lowlands in September has an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 72.1°F (22.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is appraised at 102.2°F (39°C).

What are the most humid months in Lowlands?

The months with the highest humidity in Lowlands, Louisiana, are July through September and December, with an average relative humidity of 79%.

What is the average humidity in September in Lowlands?

The average relative humidity in September in Lowlands is 79%.

How much does it rain in Lowlands in September?

In Lowlands, in September, it is raining for 19.1 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Lowlands?

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

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

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

When are sunrise and sunset in September in Lowlands?

On the first day of September in Lowlands, Louisiana, sunrise is at 6:41 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:49 pm CDT.

How many hours of sunshine does Lowlands have in September?

In Lowlands, Louisiana, the average sunshine duration in September is 10.3h.

When is the highest UV index in Lowlands?

The months with the highest UV index in Lowlands are May through September, with an average maximum UV index of 7.

What is the UV index reading in September in Lowlands?

The average daily maximum UV index in September in Lowlands is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Lowlands, LA

Average temperature in September - Lowlands, LA
  • Average high temperature in September: 86.7°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (60.8°F).

  • Average low temperature in September: 72.1°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 (46.2°F).

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Average pressure in September
Lowlands, LA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in September
Lowlands, LA

Average wind speed in September - Lowlands, LA
  • Average wind speed in September: 5.5mph

The windiest months (with the highest average wind speed) are February and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in September
Lowlands, LA

Average humidity in September - Lowlands, LA
  • Average humidity in September: 79%

The months with the highest relative humidity are July, August, September and December (79%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Lowlands, LA

Average rainfall in September - Lowlands, LA
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is July (4.61").
The driest month (with the least rainfall) is November (1.14").

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Average rainfall days in September
Lowlands, LA

Average rainfall days in September - Lowlands, LA
  • Average rainfall days in September: 19.1 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (7.2 days).

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Average snowfall days in September
Lowlands, LA

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

The month with the highest number of snowfall days is January (0.3 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
Lowlands, LA

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

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

  • Average sunshine in September: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

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Average sunshine days in September
Lowlands, LA

Average sunshine days in September - Lowlands, LA
  • Average sunshine days in September: 8.2 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is August (5.8 days).

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Average UV index in September
Lowlands, LA

Average UV index in September - Lowlands, LA
  • Average UV index in September: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, November and December (UV index 4).

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Average cloud cover in September
Lowlands, LA

Average cloud cover in September - Lowlands, LA
  • Average cloud cover in September: 26

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in September
Lowlands, LA

Average visibility in September - Lowlands, 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).

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Lowlands, Louisiana, USA

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