September weather forecast
Gray Point, LA

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Weather in September

The first month of the autumn, September, is also a hot month in Gray Point, Louisiana, with an average temperature varying between 86.5°F (30.3°C) and 69.4°F (20.8°C).

Temperature

The transition into September reveals an average high-temperature of a still tropical 86.5°F (30.3°C), mirroring a close resemblance to August. In Gray Point, the September nights cool down to an average low of 69.4°F (20.8°C).

Heat index

The heat index for September is estimated at a sweltering 100.4°F (38°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is achieved by amalgamating air temperature with the relative humidity readings. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly relevant to babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The average relative humidity in September in Gray Point, Louisiana, is 79%.

Rainfall

In Gray Point, in September, during 15.6 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. Throughout the year, there are 157.2 rainfall days, and 21.02" (534mm) of precipitation is accumulated.

Snowfall

February through November are months without snowfall in Gray Point.

Daylight

The average length of the day in September in Gray Point is 12h and 20min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:32 pm. On the last day of September, sunrise is at 7:03 am and sunset at 6:55 pm CDT.

Sunshine

The average sunshine in September is 9.6h.

UV index

In Gray Point, the average daily maximum UV index in September 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 maximum daily UV index of 6 in September interprets into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

How hot is September in Gray Point?

In Gray Point, in September, the average high-temperature is 86.5°F (30.3°C), and the average low-temperature is 69.4°F (20.8°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 100.4°F (38°C).

What is the average humidity in September in Gray Point?

In September, the average relative humidity in Gray Point is 79%.

How much does it rain in Gray Point in September?

In Gray Point, Louisiana, in September, it is raining for 15.6 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow in Gray Point?

February through November are months without snowfall in Gray Point, Louisiana.

What is the average length of the day in September in Gray Point?

In September, the average day length in Gray Point, Louisiana, is 12h and 20min.

When are sunrise and sunset in September in Gray Point?

In September, on the first day of the month, sunrise is at 6:46 am and sunset at 7:32 pm. On the last day of the month, in Gray Point, Louisiana, sunrise is at 7:03 am and sunset at 6:55 pm CDT.

How many hours of sunshine does Gray Point have in September?

The average sunshine duration in September is 9.6h.

What is the UV index reading in September in Gray Point?

The average daily maximum UV index in September in Gray Point, Louisiana, is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Gray Point, LA

Average temperature in September - Gray Point, LA
  • Average high temperature in September: 86.5°F

The warmest month (with the highest average high temperature) is August (90.7°F).
The month with the lowest average high temperature is January (57.9°F).

  • Average low temperature in September: 69.4°F

The month with the highest average low temperature is August (73.8°F).
The coldest month (with the lowest average low temperature) is January (42.3°F).

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Average pressure in September
Gray Point, LA

Average pressure in September - Gray Point, LA
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.95"Hg).

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Average wind speed in September
Gray Point, LA

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

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).

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Average humidity in September
Gray Point, LA

Average humidity in September - Gray Point, LA
  • Average humidity in September: 79%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Gray Point, LA

Average rainfall in September - Gray Point, LA
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is November (1.06").

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Average rainfall days in September
Gray Point, LA

Average rainfall days in September - Gray Point, LA
  • Average rainfall days in September: 15.6 days

The month with the highest number of rainy days is August (20.1 days).
The month with the least rainy days is November (7.8 days).

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Average snowfall in September
Gray Point, LA

Average snowfall in September - Gray Point, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.08").
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
Gray Point, LA

Average snowfall days in September - Gray Point, 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 March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Gray Point, LA

Average daylight in September / Average sunshine in September - Gray Point, 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 month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in September
Gray Point, LA

Average sunshine days in September - Gray Point, LA
  • Average sunshine days in September: 11.7 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is August (8.5 days).

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Average UV index in September
Gray Point, LA

Average UV index in September - Gray Point, LA
  • Average UV index in September: 6

The months with the highest UV index are May, June and July (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
Gray Point, LA

Average cloud cover in September - Gray Point, LA
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in September
Gray Point, LA

Average visibility in September - Gray Point, LA
  • Average visibility in September: 5mi

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

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Gray Point, Louisiana, USA

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