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
As September takes its course, Hessmer's average high-temperature registers at a still tropical 87.4°F (30.8°C), closely aligning with the preceding month. Hessmer's temperature tends to fall to an average low of 68.5°F (20.3°C) during the nights of September.Heat index
September's mean heat index is estimated at a fiery hot 102.2°F (39°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.Records show heat index calculations are tailored for shaded regions and mild winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.
Humidity
In September, the average relative humidity is 77%.Rainfall
In Hessmer, in September, during 13 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Hessmer, Louisiana, during the entire year, the rain falls for 133.5 days and collects up to 15.51" (394mm) of precipitation.Snowfall
In Hessmer, Louisiana, snow does not fall in February through December.Daylight
The average length of the day in September is 12h and 20min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:31 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:54 pm CDT.
Sunshine
In September, the average sunshine in Hessmer is 9.4h.UV index
The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow in Hessmer?
How many hours of daylight does Hessmer have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Hessmer have in September?
How high is the UV index in September?
Average temperature in September
Hessmer, LA
- Average high temperature in September: 87.4°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in September: 68.5°F
The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).
Average pressure in September
Hessmer, LA
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Hessmer, LA
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).
Average humidity in September
Hessmer, LA
- Average humidity in September: 77%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Hessmer, LA
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is November (0.94").
Average rainfall days in September
Hessmer, LA
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is August (16.1 days).
The month with the least rainy days is November (7.1 days).
Average snowfall in September
Hessmer, LA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Hessmer, LA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.4 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
Hessmer, LA
- 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 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Hessmer, LA
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is August (11.2 days).
Average UV index in September
Hessmer, LA
- 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
Hessmer, LA
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in September
Hessmer, LA
- 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).
Hessmer, Louisiana, USA
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