September weather forecast
Morgan City, MS

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Weather in September

September, the first month of the autumn in Morgan City, is still a tropical month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 86.2°F (30.1°C).

Temperature

The advent of September presents an average high-temperature of a still hot 86.2°F (30.1°C), maintaining a close correlation with the preceding month. During the month of September, an average temperature of 67.3°F (19.6°C) is noted during the nights in Morgan City.

Heat index

The average heat index in September is evaluated at a torrid 96.8°F (36°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The average relative humidity in September is 71%.

Rainfall

September is the month with the least rainfall in Morgan City, Mississippi. Rain falls for 12.4 days and accumulates 2.13" (54mm) of precipitation.

Snowfall

April through October and December are months without snowfall in Morgan City.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 6:36 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:46 pm CDT.

Sunshine

The average sunshine in September in Morgan City is 9.8h.

UV index

The average daily maximum UV index in September in Morgan City is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high UV index of 6 in September translates into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

How hot is it in Morgan City in September?

In September, the average high-temperature and low-temperature in Morgan City, Mississippi, are 86.2°F (30.1°C) and 67.3°F (19.6°C) respectively. In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 96.8°F (36°C).

What is the average humidity in September in Morgan City?

In September, the average relative humidity in Morgan City is 71%.

What is the driest month in Morgan City?

September is the month with the least rainfall in Morgan City, Mississippi. Rain falls for 12.4 days and accumulates 2.13" (54mm) of precipitation.

How many days does it rain in September in Morgan City?

In Morgan City, Mississippi, in September, during 12.4 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When it does not snow in Morgan City?

In Morgan City, snow does not fall in April through October and December.

How many hours of daylight does Morgan City have in September?

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September in Morgan City?

In September, on the first day of the month, sunrise is at 6:36 am and sunset at 7:26 pm. On the last day of the month, in Morgan City, sunrise is at 6:55 am and sunset at 6:46 pm CDT.

How long on average sun shines in September in Morgan City?

The average sunshine duration in September in Morgan City is 9.8h.

What is the UV index intensity in September in Morgan City?

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes 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
Morgan City, MS

Average temperature in September - Morgan City, MS
  • Average high temperature in September: 86.2°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in September: 67.3°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

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Average pressure in September
Morgan City, MS

Average pressure in September - Morgan City, MS
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in September
Morgan City, MS

Average wind speed in September - Morgan City, MS
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is February (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in September
Morgan City, MS

Average humidity in September - Morgan City, MS
  • Average humidity in September: 71%

The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in September
Morgan City, MS

Average rainfall in September - Morgan City, MS
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in September
Morgan City, MS

Average rainfall days in September - Morgan City, MS
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is October (9.1 days).

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Average snowfall in September
Morgan City, MS

Average snowfall in September - Morgan City, MS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

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Average snowfall days in September
Morgan City, MS

Average snowfall days in September - Morgan City, MS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.1 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
Morgan City, MS

Average daylight in September / Average sunshine in September - Morgan City, MS
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in September
Morgan City, MS

Average sunshine days in September - Morgan City, MS
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is August (10.5 days).

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Average UV index in September
Morgan City, MS

Average UV index in September - Morgan City, MS
  • 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
Morgan City, MS

Average cloud cover in September - Morgan City, MS
  • Average cloud cover in September: 27

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in September
Morgan City, MS

Average visibility in September - Morgan City, 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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Morgan City, Mississippi, USA

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