September weather forecast
Magnolia, MS

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Weather in September

The first month of the autumn, September, is also a hot month in Magnolia, Mississippi, with an average temperature fluctuating between 86.9°F (30.5°C) and 68°F (20°C).

Temperature

The advent of September denotes an average high-temperature of a still hot 86.9°F (30.5°C), subtly different from August's 90.3°F (32.4°C). Magnolia's average low-temperature is measured at an agreeable 68°F (20°C) during September.

Heat index

The average heat index in September is evaluated at a very hot 102.2°F (39°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Data suggests that the heat index is set for environments in shade and with a light wind. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In September, the average relative humidity is 78%.

Rainfall

In Magnolia, during September, the rain falls for 16.3 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Magnolia, during the entire year, the rain falls for 159.9 days and collects up to 22.83" (580mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Magnolia, Mississippi, the average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:47 pm CDT.

Sunshine

In Magnolia, the average sunshine in September is 9.1h.

UV index

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 6 during September translates into the following guidance:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

How hot does it get in Magnolia in September?

The high-temperature in Magnolia, Mississippi, during September is 86.9°F (30.5°C) and the low-temperature is 68°F (20°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 102.2°F (39°C).

What is the average humidity in September in Magnolia?

The average relative humidity in September is 78%.

How many days does it rain in September in Magnolia?

In September, in Magnolia, the rain falls for 16.3 days. Throughout September, 1.73" (44mm) of precipitation is accumulated.

When it does not snow in Magnolia?

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

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

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

When are sunrise and sunset in September in Magnolia?

In September, on the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:47 pm CDT.

How long on average sun shines in September in Magnolia?

In September, the average sunshine duration is 9.1h.

What is the UV index intensity in September in Magnolia?

In Magnolia, Mississippi, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average max. wind speed
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
Magnolia, MS

Average temperature in September - Magnolia, MS
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (56.7°F).

  • Average low temperature in September: 68°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).

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Average pressure in September
Magnolia, MS

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in September
Magnolia, MS

Average wind speed in September - Magnolia, MS
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in September
Magnolia, MS

Average humidity in September - Magnolia, MS
  • Average humidity in September: 78%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in September
Magnolia, MS

Average rainfall in September - Magnolia, MS
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is November (1.1").

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Average rainfall days in September
Magnolia, MS

Average rainfall days in September - Magnolia, MS
  • Average rainfall days in September: 16.3 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in September
Magnolia, MS

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

The months with the highest snowfall are January and December (0.2").
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
Magnolia, MS

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

The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Magnolia, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Magnolia, MS

Average sunshine days in September - Magnolia, MS
  • Average sunshine days in September: 11.5 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is July (8 days).

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Average UV index in September
Magnolia, MS

Average UV index in September - Magnolia, MS
  • Average UV index in September: 6

The months with the highest UV index are June and July (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
Magnolia, MS

Average cloud cover in September - Magnolia, MS
  • Average cloud cover in September: 34

The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in September
Magnolia, MS

Average visibility in September - Magnolia, MS
  • Average visibility in September: 5mi

The months with the highest visibility are October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (5mi).

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Magnolia, Mississippi, USA

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