September weather forecast
Gautier, MS

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Weather in September

September initiates the gradual descent from the peak summer temperatures in Gautier. A discernible reduction in rainfall to an average of 3.39" (86mm) brings relief from the previously heavier downpours. As temperatures plateau at comfortable highs, the city reclaims its tranquility, without the vigorous energy of peak summertime. Longer daylight hours remain on the wane, giving way for a gentle introduction to the progressing season. Even as hints of autumn manifest, September's weather typically remains pleasantly warm, offering a seamless transition period.

Temperature

Gautier experiences an average high-temperature of a still tropical 87.1°F (30.6°C) with the onset of September, subtly varied from August's 90.9°F (32.7°C). Throughout the month of September, Gautier reports a steady low-temperature average of 73.6°F (23.1°C).

Heat index

For September, the heat index is estimated at a fiery hot 100.4°F (38°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. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In Gautier, the average relative humidity in September is 75%.

Rainfall

In Gautier, Mississippi, in September, during 18.4 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. In Gautier, during the entire year, the rain falls for 176.9 days and collects up to 39.33" (999mm) of precipitation.

Snowfall

In Gautier, Mississippi, snow does not fall in February through December.

Ocean temperature

In Gautier, the average seawater temperature in September is 83.1°F (28.4°C).
Note: Temperatures between 77°F (25°C) and 84.2°F (29°C) are excellent for swimming, diving, and other water activities, providing comfort and enjoyment for extended periods without discomfort.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of September in Gautier, sunrise is at 6:31 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:40 pm CDT.

Sunshine

In September, the average sunshine in Gautier, Mississippi, is 9.8h.

UV index

In Gautier, Mississippi, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 6 suggests this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take heed! Reflections of sand and water make the Sun's UV rays stronger.
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Frequently asked questions

How hot is it in Gautier in September?

The high-temperature in Gautier, Mississippi, during September is 87.1°F (30.6°C) and the low-temperature is 73.6°F (23.1°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is estimated at 100.4°F (38°C).

What is the average humidity in September in Gautier?

In September, the average relative humidity in Gautier, Mississippi, is 75%.

How much does it rain in Gautier in September?

In September, the rain falls for 18.4 days. Throughout September, 3.39" (86mm) of precipitation is accumulated.

When it does not snow in Gautier?

February through December are months without snowfall in Gautier, Mississippi.

What is the ocean temperature in September in Gautier?

In Gautier, the average seawater temperature in September is 83.1°F (28.4°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

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

In September, the average day length in Gautier is 12h and 20min.

When is the sunrise / sunset in September in Gautier?

On the first day of September, sunrise is at 6:31 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:40 pm CDT.

How many hours of sunshine does Gautier have in September?

The average sunshine duration in September in Gautier, Mississippi, is 9.8h.

How high is the UV index in September in Gautier?

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

Average temperature in September - Gautier, MS
  • Average high temperature in September: 87.1°F

The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is January (59.5°F).

  • Average low temperature in September: 73.6°F

The month with the highest average low temperature is August (77°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).

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Average pressure in September
Gautier, MS

Average pressure in September - Gautier, MS
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in September
Gautier, MS

Average wind speed in September - Gautier, MS
  • Average wind speed in September: 5.8mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in September
Gautier, MS

Average humidity in September - Gautier, MS
  • Average humidity in September: 75%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in September
Gautier, MS

Average rainfall in September - Gautier, MS
  • Average rainfall in September: 3.39"

The wettest month (with the highest rainfall) is August (5.79").
The driest month (with the least rainfall) is November (2.05").

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Average rainfall days in September
Gautier, MS

Average rainfall days in September - Gautier, MS
  • Average rainfall days in September: 18.4 days

The month with the highest number of rainy days is July (23.7 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in September
Gautier, MS

Average snowfall in September - Gautier, MS
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.12").
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
Gautier, MS

Average snowfall days in September - Gautier, MS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.5 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 sea temperature in September
Gautier, MS

Average sea temperature in September - Gautier, MS
  • Average sea temperature in September: 83.1°F

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is January (56.5°F).

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Average daylight in September /
Average sunshine in September
Gautier, MS

Average daylight in September / Average sunshine in September - Gautier, MS
  • 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 5min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).

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Average sunshine days in September
Gautier, MS

Average sunshine days in September - Gautier, MS
  • Average sunshine days in September: 9.2 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (5.2 days).

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Average UV index in September
Gautier, MS

Average UV index in September - Gautier, MS
  • 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, November and December (UV index 4).

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Average cloud cover in September
Gautier, MS

Average cloud cover in September - Gautier, MS
  • Average cloud cover in September: 25

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in September
Gautier, MS

Average visibility in September - Gautier, MS
  • 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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Gautier, Mississippi, USA

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