September weather forecast
Gilbert, LA

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Weather in September

September, the first month of the autumn in Gilbert, is still a tropical month, with an average temperature fluctuating between 87.1°F (30.6°C) and 68.2°F (20.1°C).

Temperature

Gilbert, Louisiana, marks the onset of September with an average high-temperature of a still hot 87.1°F (30.6°C), a subtle shift from August's 91°F (32.8°C). Gilbert's nights in September cool down to an average low-temperature of 68.2°F (20.1°C).

Heat index

September's mean heat index is evaluated at a fiery hot 98.6°F (37°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', comes about by integrating the temperature readings with the humidity levels. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In Gilbert, the average relative humidity in September is 73%.

Rainfall

September and November are months with the least rain when the rain falls for 14.1 days and typically aggregates up to 2.28" (58mm) of rain.

Snowfall

In Gilbert, snow does not fall in April through November.

Daylight

The average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:30 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:52 pm CDT.

Sunshine

The average sunshine in September in Gilbert is 9.8h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during September translates into the following directions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

Is it hot in Gilbert during September?

During September, Gilbert experiences an average high-temperature of 87.1°F (30.6°C) and a low-temperature of 68.2°F (20.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 98.6°F (37°C).

What is the average humidity in September in Gilbert?

The average relative humidity in September is 73%.

What is the driest month in Gilbert?

The months with the least rainfall in Gilbert are September and November Rain falls for 14.1 days and accumulates 2.28" (58mm) of rain.

How many days does it rain in September in Gilbert?

In Gilbert, Louisiana, in September, during 14.1 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow in Gilbert?

April through November are months without snowfall in Gilbert, Louisiana.

How many hours of daylight does Gilbert have in September?

The average day length in September in Gilbert is 12h and 21min.

When are sunrise and sunset in September in Gilbert?

In September, on the first day of the month, sunrise is at 6:42 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:52 pm CDT.

How many hours of sunshine does Gilbert have in September?

The average sunshine duration in September in Gilbert, Louisiana, is 9.8h.

How high is the UV index in September in Gilbert?

The average daily maximum UV index in September in Gilbert is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Gilbert, LA

Average temperature in September - Gilbert, LA
  • Average high temperature in September: 87.1°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in September: 68.2°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in September
Gilbert, LA

Average pressure in September - Gilbert, LA
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in September
Gilbert, LA

Average wind speed in September - Gilbert, LA
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).

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Average humidity in September
Gilbert, LA

Average humidity in September - Gilbert, LA
  • Average humidity in September: 73%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in September
Gilbert, LA

Average rainfall in September - Gilbert, LA
  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is April (3.54").
The driest months (with the least rainfall) are September and November (2.28").

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Average rainfall days in September
Gilbert, LA

Average rainfall days in September - Gilbert, LA
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in September
Gilbert, LA

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

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Gilbert, LA

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

The month with the highest number of snowfall days is January (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in September
Gilbert, LA

Average sunshine days in September - Gilbert, LA
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is August (11.3 days).

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Average UV index in September
Gilbert, LA

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

The months with the highest UV index are 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
Gilbert, LA

Average cloud cover in September - Gilbert, LA
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and October (Cloud cover 27).

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Average visibility in September
Gilbert, LA

Average visibility in September - Gilbert, 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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Gilbert, Louisiana, USA

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