September weather forecast
Gilbert, LA

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Weather in September

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

Temperature

September's presence marks an average high-temperature of a still hot 87.1°F (30.6°C), subtly varied from August's 91°F (32.8°C). During September, Gilbert consistently records a temperature low averaging a pleasant 68.2°F (20.1°C).

Heat index

September's heat index is appraised at a very hot 98.6°F (37°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In September, the average relative humidity is 73%.

Rainfall

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.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 21min.
On the first day of September, 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.

Sunshine

The average sunshine in September is 9.8h.

UV index

In Gilbert, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in September interprets into the following advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Gilbert during September?

The high-temperature, in September, in Gilbert, is 87.1°F (30.6°C), while the low-temperature averages to 68.2°F (20.1°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 98.6°F (37°C).

What is the average humidity in September?

In September, the average relative humidity is 73%.

What is the driest month?

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.

How many days does it rain in September?

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

When it does not snow?

April through November are months without snowfall in Gilbert.

How many hours of daylight does Gilbert have in September?

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

When is the sunrise / sunset in September?

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 is 9.8h.

What is the UV index reading in September?

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Gilbert, Louisiana, USA

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