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
Tar Heel records an average high-temperature of a warm 82.6°F (28.1°C) as September arrives, nearly mirroring the previous month's climate. The nighttime temperature dips to a refreshing 65.7°F (18.7°C) on average during September.Heat index
The heat index value for September is evaluated at a tropical 89.6°F (32°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.Factoring in the heat index, values are geared towards shaded areas with light breezes. 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 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
May, August and September, with an average relative humidity of 77%, are the most humid months in Tar Heel.Rainfall
In Tar Heel, in September, during 13.1 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, in Tar Heel, there are 161.7 rainfall days, and 27.6" (701mm) of precipitation is accumulated.Snowfall
In Tar Heel, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:41 pm. On the last day of September, in Tar Heel, sunrise is at 7:09 am and sunset at 7:00 pm EDT.
Sunshine
In Tar Heel, the average sunshine in September is 9.1h.UV index
In Tar Heel, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
How hot is it in Tar Heel in September?
What are the most humid months in Tar Heel?
What is the average humidity in September in Tar Heel?
How much does it rain in Tar Heel in September?
When it does not snow in Tar Heel?
What is the average length of the day in September in Tar Heel?
When are sunrise and sunset in September in Tar Heel?
How long on average sun shines in September in Tar Heel?
What is the UV index reading in September in Tar Heel?
Average temperature in September
Tar Heel, NC
- Average high temperature in September: 82.6°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (50.5°F).
- Average low temperature in September: 65.7°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).
Average pressure in September
Tar Heel, NC
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Tar Heel, NC
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Tar Heel, NC
- Average humidity in September: 77%
The months with the highest relative humidity are May, August and September (77%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in September
Tar Heel, NC
- Average rainfall in September: 3.03"
The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in September
Tar Heel, NC
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is October (9.7 days).
Average snowfall in September
Tar Heel, NC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Tar Heel, NC
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Tar Heel, NC
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in September
Tar Heel, NC
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is June (11 days).
Average UV index in September
Tar Heel, NC
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Tar Heel, NC
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are June, July and October (Cloud cover 31).
Average visibility in September
Tar Heel, NC
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Tar Heel, North Carolina, USA
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