September weather forecast
Ocean Springs, MS

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A footbridge on the Gulf coast beach in Ocean Springs, Mississippi
A footbridge on the Gulf coast beach in Ocean Springs, Mississippi

Weather in September

September brings a significant change to Ocean Springs as the weather begins its transit to the cooler autumnal temperatures. The average high temperature drops to a more comfortable 86.7°F (30.4°C), ensuring a noticeable difference from the peak summer months. As the fall season unravels, the daylight hours start to diminish, giving way to lengthier nights. The reduction in sunlight comes with a pleasant coolness, taking away the sting of the summer heat. With October around the corner, the marked transition from summer to autumn becomes even more prominent, accompanied by a substantial reduction in rain frequency.

Temperature

September's presence marks an average high-temperature of a still tropical 86.7°F (30.4°C), subtly varied from August's 89.8°F (32.1°C). An average low-temperature of 74.3°F (23.5°C) is anticipated throughout the nights during September.

Heat index

In September, the average heat index is evaluated at a very hot 98.6°F (37°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with 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 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In Ocean Springs, the average relative humidity in September is 74%.

Rainfall

In Ocean Springs, in September, it is raining for 19.2 days, with typically 3.86" (98mm) of accumulated precipitation. In Ocean Springs, during the entire year, the rain falls for 179.4 days and collects up to 40.71" (1034mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of September, sunrise is at 6:32 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:41 pm CDT.

Sunshine

In September, the average sunshine is 10h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In September, a regular UV index of 6 translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Ocean Springs during September?

In Ocean Springs, 86.7°F (30.4°C) is the average high-temperature and 74.3°F (23.5°C) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in September is evaluated at 98.6°F (37°C).

What is the average humidity in September?

In Ocean Springs, Mississippi, the average relative humidity in September is 74%.

How many days does it rain in September in Ocean Springs?

In Ocean Springs, in September, it is raining for 19.2 days, with typically 3.86" (98mm) of accumulated precipitation.

When it does not snow?

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

How many hours of daylight does Ocean Springs have in September?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:41 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September in Ocean Springs is 10h.

What is the UV index intensity in September?

In Ocean Springs, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe 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
Ocean Springs, MS

Average temperature in September - Ocean Springs, MS
  • Average high temperature in September: 86.7°F

The warmest months (with the highest average high temperature) are July and August (89.8°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in September: 74.3°F

The month with the highest average low temperature is August (77.7°F).
The coldest month (with the lowest average low temperature) is January (46°F).

Average pressure in September
Ocean Springs, MS

Average pressure in September - Ocean Springs, 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).

Average wind speed in September
Ocean Springs, MS

Average wind speed in September - Ocean Springs, MS
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in September
Ocean Springs, MS

Average humidity in September - Ocean Springs, MS
  • Average humidity in September: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September
Ocean Springs, MS

Average rainfall in September - Ocean Springs, MS
  • Average rainfall in September: 3.86"

The wettest month (with the highest rainfall) is August (6.34").
The driest month (with the least rainfall) is November (2.09").

Average rainfall days in September
Ocean Springs, MS

Average rainfall days in September - Ocean Springs, MS
  • Average rainfall days in September: 19.2 days

The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is November (8.3 days).

Average snowfall in September
Ocean Springs, MS

Average snowfall in September - Ocean Springs, MS
  • Average snowfall in September: 0"

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

Average snowfall days in September
Ocean Springs, MS

Average snowfall days in September - Ocean Springs, MS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Ocean Springs, MS

Average daylight in September / Average sunshine in September - Ocean Springs, 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: 10h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in September
Ocean Springs, MS

Average sunshine days in September - Ocean Springs, MS
  • Average sunshine days in September: 8.9 days

The month with the most sunshine days is November (19.8 days).
The months with the least sunshine days are July and August (5.1 days).

Average UV index in September
Ocean Springs, MS

Average UV index in September - Ocean Springs, 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).

Average cloud cover in September
Ocean Springs, MS

Average cloud cover in September - Ocean Springs, 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 23).

Average visibility in September
Ocean Springs, MS

Average visibility in September - Ocean Springs, 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).

Ocean Springs, Mississippi, USA

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