Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Barrontown observes a minor difference in average high-temperatures between August's 91.8°F (33.2°C) and September's 87.8°F (31°C). September nights are marked by an average low-temperature of 68°F (20°C).Heat index
The heat index in September is evaluated at a blistering 104°F (40°C). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.Understand that the heat index values take into account shaded locations and mild winds. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.
Humidity
In September, the average relative humidity is 76%.Rainfall
In Barrontown, during September, the rain falls for 17.5 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, in Barrontown, there are 177.1 rainfall days, and 36.42" (925mm) 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 6:33 am and sunset at 7:20 pm. On the last day of September, sunrise is at 6:50 am and sunset at 6:42 pm CDT.
Sunshine
In September, the average sunshine is 9.1h.UV index
In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 6 during September translates into these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September in Barrontown?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Barrontown, MS
- Average high temperature in September: 87.8°F
The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in September: 68°F
The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).
Average pressure in September
Barrontown, 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).
Average wind speed in September
Barrontown, MS
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).
Average humidity in September
Barrontown, MS
- Average humidity in September: 76%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Barrontown, MS
- Average rainfall in September: 2.91"
The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in September
Barrontown, MS
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Barrontown, MS
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Barrontown, MS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Barrontown, 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 1min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Barrontown, MS
- Average sunshine days in September: 10.3 days
The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in September
Barrontown, 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).
Average cloud cover in September
Barrontown, MS
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in September
Barrontown, MS
- Average visibility in September: 5mi
The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).
Barrontown, Mississippi, USA
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