September weather forecast
Lucas, MS

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Weather in September

The first month of the autumn, September, is still a tropical month in Lucas, Mississippi, with an average temperature fluctuating between 87.4°F (30.8°C) and 67.8°F (19.9°C).

Temperature

Lucas's shift into September is marked by a subtle change to a still hot 87.4°F (30.8°C) from August's 91.4°F (33°C) in temperature. The temperature dips to an average of 67.8°F (19.9°C) during September nights.

Heat index

September's heat index is appraised at a sweltering 102.2°F (39°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

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

Rainfall

In Lucas, in September, during 16.4 rainfall days, 2.91" (74mm) of precipitation is typically accumulated. Throughout the year, there are 175.1 rainfall days, and 38.9" (988mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 21min.
On the first day of September in Lucas, Mississippi, sunrise is at 6:35 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:45 pm CDT.

Sunshine

The average sunshine in September is 9.5h.

UV index

In Lucas, Mississippi, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Make use of precautions - It is urged to ward off sun damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

Is it hot in Lucas during September?

An average high-temperature, in September, in Lucas, is 87.4°F (30.8°C) and the average low-temperature is 67.8°F (19.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is appraised at 102.2°F (39°C).

What is the average humidity in September in Lucas?

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

How many days does it rain in September in Lucas?

In Lucas, during September, the rain falls for 16.4 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Lucas?

April through November are months without snowfall in Lucas, Mississippi.

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

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

What time are sunrise and sunset in September in Lucas?

On the first day of September, sunrise is at 6:35 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:45 pm CDT.

How long on average sun shines in September in Lucas?

In September, the average sunshine duration in Lucas is 9.5h.

How high is the UV index in September in Lucas?

The average daily maximum UV index in September in Lucas is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's 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
Lucas, MS

Average temperature in September - Lucas, MS
  • Average high temperature in September: 87.4°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in September: 67.8°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in September
Lucas, MS

Average pressure in September - Lucas, 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
Lucas, MS

Average wind speed in September - Lucas, MS
  • Average wind speed in September: 5mph

The windiest months (with the highest average wind speed) are February and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in September
Lucas, MS

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

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Lucas, MS

Average rainfall in September - Lucas, MS
  • Average rainfall in September: 2.91"

The wettest month (with the highest rainfall) is August (4.25").
The driest month (with the least rainfall) is November (2.4").

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Average rainfall days in September
Lucas, MS

Average rainfall days in September - Lucas, MS
  • Average rainfall days in September: 16.4 days

The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in September
Lucas, MS

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

The months with the highest snowfall are January and December (0.31").
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
Lucas, MS

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

The month with the highest number of snowfall days is January (0.9 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
Lucas, MS

Average daylight in September / Average sunshine in September - Lucas, MS
  • 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 3min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in September
Lucas, MS

Average sunshine days in September - Lucas, MS
  • Average sunshine days in September: 11.7 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (8.1 days).

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Average UV index in September
Lucas, MS

Average UV index in September - Lucas, MS
  • Average UV index in September: 5

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
Lucas, MS

Average cloud cover in September - Lucas, MS
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in September
Lucas, MS

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

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

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Lucas, Mississippi, USA

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