September weather forecast
Horse Bluff Landing, LA

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Weather in September

September, the first month of the autumn in Horse Bluff Landing, is still a hot month, with an average temperature varying between 70.7°F (21.5°C) and 88°F (31.1°C).

Temperature

September brings an average high-temperature of a still hot 88°F (31.1°C), showing a slight difference from August's 91.4°F (33°C). In the month of September, the nighttime temperature in Horse Bluff Landing dips to a steady average of 70.7°F (21.5°C).

Heat index

During September, the heat index is evaluated at an extremely hot 104°F (40°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Horse Bluff Landing, in September, during 16.7 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, there are 163.3 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

Snowfall

In Horse Bluff Landing, Louisiana, snow does not fall in February through November.

Daylight

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

Sunshine

In Horse Bluff Landing, Louisiana, the average sunshine in September is 9.6h.

UV index

In September, the average daily maximum UV index in Horse Bluff Landing is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 6 in September interprets into the following advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

How hot is it in Horse Bluff Landing in September?

The high-temperature during September is 88°F (31.1°C) and the low-temperature is 70.7°F (21.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 104°F (40°C).

What is the average humidity in September in Horse Bluff Landing?

In Horse Bluff Landing, the average relative humidity in September is 77%.

How much does it rain in Horse Bluff Landing in September?

In Horse Bluff Landing, Louisiana, in September, during 16.7 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Horse Bluff Landing?

February through November are months without snowfall.

How many hours of daylight does Horse Bluff Landing have in September?

In September, the average day length in Horse Bluff Landing, Louisiana, is 12h and 20min.

When is the sunrise / sunset in September in Horse Bluff Landing?

On the first day of September in Horse Bluff Landing, Louisiana, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:48 pm CDT.

How many hours of sunshine does Horse Bluff Landing have in September?

In September, the average sunshine duration is 9.6h.

What is the UV index reading in September in Horse Bluff Landing?

The average daily maximum UV index in September in Horse Bluff Landing is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from 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
Horse Bluff Landing, LA

Average temperature in September - Horse Bluff Landing, LA
  • Average high temperature in September: 88°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (58.6°F).

  • Average low temperature in September: 70.7°F

The month with the highest average low temperature is August (74.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).

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Average pressure in September
Horse Bluff Landing, LA

Average pressure in September - Horse Bluff Landing, LA
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in September
Horse Bluff Landing, LA

Average wind speed in September - Horse Bluff Landing, 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 (4.6mph).

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Average humidity in September
Horse Bluff Landing, LA

Average humidity in September - Horse Bluff Landing, LA
  • Average humidity in September: 77%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Horse Bluff Landing, LA

Average rainfall in September - Horse Bluff Landing, LA
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is July (3.9").
The driest month (with the least rainfall) is November (1.14").

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Average rainfall days in September
Horse Bluff Landing, LA

Average rainfall days in September - Horse Bluff Landing, LA
  • Average rainfall days in September: 16.7 days

The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is November (7.6 days).

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Average snowfall in September
Horse Bluff Landing, LA

Average snowfall in September - Horse Bluff Landing, LA
  • Average snowfall in September: 0"

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

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Average snowfall days in September
Horse Bluff Landing, LA

Average snowfall days in September - Horse Bluff Landing, LA
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and December (0.2 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
Horse Bluff Landing, LA

Average daylight in September / Average sunshine in September - Horse Bluff Landing, 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: 9h and 4min

The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Horse Bluff Landing, LA

Average sunshine days in September - Horse Bluff Landing, LA
  • Average sunshine days in September: 11.6 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (7.9 days).

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Average UV index in September
Horse Bluff Landing, LA

Average UV index in September - Horse Bluff Landing, LA
  • Average UV index in September: 6

The months with the highest UV index are May, 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
Horse Bluff Landing, LA

Average cloud cover in September - Horse Bluff Landing, LA
  • Average cloud cover in September: 30

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in September
Horse Bluff Landing, LA

Average visibility in September - Horse Bluff Landing, LA
  • Average visibility in September: 5mi

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

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Horse Bluff Landing, Louisiana, USA

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