September weather forecast
Plattenville, LA

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Weather in September

The first month of the autumn, September, is still a tropical month in Plattenville, Louisiana, with an average temperature fluctuating between 87.3°F (30.7°C) and 70.5°F (21.4°C).

Temperature

Plattenville experiences a minor change to a still tropical 87.3°F (30.7°C) in average high-temperature during September, closely reflecting August. Throughout September, Plattenville records an average temperature of 70.5°F (21.4°C) at night.

Heat index

The average heat index in September is evaluated at a blistering 104°F (40°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', quantifies the warmth felt when relative humidity is considered. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical 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 human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The months with the highest humidity are February, September and December, with an average relative humidity of 80%.

Rainfall

In Plattenville, Louisiana, in September, it is raining for 17.9 days, with typically 2.01" (51mm) of accumulated precipitation. In Plattenville, during the entire year, the rain falls for 165.4 days and collects up to 26.93" (684mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

In September, the average length of the day in Plattenville, Louisiana, is 12h and 20min.
On the first day of September in Plattenville, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:50 pm CDT.

Sunshine

In September, the average sunshine is 9.7h.

UV index

In September, the average daily maximum UV index in Plattenville, Louisiana, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. 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. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

How hot is it in Plattenville in September?

The high-temperature during September is 87.3°F (30.7°C) and the low-temperature is 70.5°F (21.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is evaluated at 104°F (40°C).

What is the most humid month in Plattenville?

February, September and December, with an average relative humidity of 80%, are most humid months.

What is the average humidity in September in Plattenville?

In Plattenville, the average relative humidity in September is 80%.

How much does it rain in Plattenville in September?

In Plattenville, during September, the rain falls for 17.9 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow in Plattenville?

In Plattenville, Louisiana, snow does not fall in February through December.

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

The average day length in September in Plattenville is 12h and 20min.

When is the sunrise / sunset in September in Plattenville?

In September, on the first day of the month, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, in Plattenville, Louisiana, sunrise is at 6:57 am and sunset at 6:50 pm CDT.

How long on average sun shines in September in Plattenville?

The average sunshine duration in September is 9.7h.

What is the UV index reading in September in Plattenville?

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

Average temperature in September - Plattenville, LA
  • Average high temperature in September: 87.3°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (60.1°F).

  • Average low temperature in September: 70.5°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

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Average pressure in September
Plattenville, LA

Average pressure in September - Plattenville, 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 and August (29.96"Hg).

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Average wind speed in September
Plattenville, LA

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

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Plattenville, LA

Average humidity in September - Plattenville, LA
  • Average humidity in September: 80%

The months with the highest relative humidity are February, September and December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Plattenville, LA

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

The wettest month (with the highest rainfall) is July (4.25").
The driest month (with the least rainfall) is November (1.18").

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Average rainfall days in September
Plattenville, LA

Average rainfall days in September - Plattenville, LA
  • Average rainfall days in September: 17.9 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.1 days).

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Average snowfall in September
Plattenville, LA

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

The month with the highest snowfall is January (0.16").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Plattenville, LA

Average snowfall days in September - Plattenville, 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).

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

Average daylight in September / Average sunshine in September - Plattenville, 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: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in September
Plattenville, LA

Average sunshine days in September - Plattenville, LA
  • Average sunshine days in September: 9.9 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in September
Plattenville, LA

Average UV index in September - Plattenville, 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).

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Average cloud cover in September
Plattenville, LA

Average cloud cover in September - Plattenville, LA
  • Average cloud cover in September: 30

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 27).

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Average visibility in September
Plattenville, LA

Average visibility in September - Plattenville, LA
  • Average visibility in September: 5mi

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

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Plattenville, Louisiana, USA

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