September weather forecast
Insmore, MS

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Weather in September

The first month of the autumn, September, is still a hot month in Insmore, Mississippi, with temperature in the range of an average high of 88.2°F (31.2°C) and an average low of 67.6°F (19.8°C).

Temperature

With the onset of September, the average high-temperature registers at a still tropical 88.2°F (31.2°C), subtly different from August's 92.1°F (33.4°C). During the nights in September, an average low-temperature of 67.6°F (19.8°C) is observed.

Heat index

In September, the average heat index is estimated at a fiery hot 102.2°F (39°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Insmore, in September, during 13.4 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, in Insmore, there are 141.8 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 21min.
On the first day of the month, sunrise is at 6:38 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:48 pm CDT.

Sunshine

In September, the average sunshine in Insmore is 9.5h.

UV index

In September, the average daily maximum UV index in Insmore, Mississippi, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 6 during September morphs into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

How hot is September in Insmore?

The average high-temperature, in September, in Insmore, is 88.2°F (31.2°C), while the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 102.2°F (39°C).

What is the average humidity in September in Insmore?

The average relative humidity in September in Insmore is 74%.

How much does it rain in Insmore in September?

In Insmore, Mississippi, in September, it is raining for 13.4 days, with typically 1.73" (44mm) of accumulated precipitation.

When it does not snow in Insmore?

In Insmore, Mississippi, snow does not fall in April through November.

How many hours of daylight does Insmore have in September?

In September, the average day length in Insmore, Mississippi, is 12h and 21min.

What time are sunrise and sunset in September in Insmore?

In September, on the first day of the month, sunrise is at 6:38 am and sunset at 7:26 pm. On the last day of the month, in Insmore, Mississippi, sunrise is at 6:56 am and sunset at 6:48 pm CDT.

How long on average sun shines in September in Insmore?

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

What is the UV index intensity in September in Insmore?

In September, the average daily maximum UV index is 6. A UV Index value 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
Insmore, MS

Average temperature in September - Insmore, MS
  • Average high temperature in September: 88.2°F

The warmest month (with the highest average high temperature) is August (92.1°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in September: 67.6°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in September
Insmore, MS

Average pressure in September - Insmore, 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
Insmore, MS

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

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).

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Average humidity in September
Insmore, MS

Average humidity in September - Insmore, MS
  • Average humidity in September: 74%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in September
Insmore, MS

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

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is November (1.22").

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Average rainfall days in September
Insmore, MS

Average rainfall days in September - Insmore, MS
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is August (17.4 days).
The month with the least rainy days is October (6.9 days).

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Average snowfall in September
Insmore, MS

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

The month with the highest snowfall is January (0.47").
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
Insmore, MS

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

The month with the highest number of snowfall days is January (0.7 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
Insmore, MS

Average daylight in September / Average sunshine in September - Insmore, 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 30min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in September
Insmore, MS

Average sunshine days in September - Insmore, MS
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (22.6 days).
The month with the least sunshine days is August (11 days).

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Average UV index in September
Insmore, MS

Average UV index in September - Insmore, 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
Insmore, MS

Average cloud cover in September - Insmore, MS
  • Average cloud cover in September: 32

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in September
Insmore, MS

Average visibility in September - Insmore, MS
  • Average visibility in September: 6mi

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

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Insmore, Mississippi, USA

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