September weather forecast
McAdenville, NC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in McAdenville, North Carolina, with an average temperature varying between 82.9°F (28.3°C) and 63.5°F (17.5°C).

Temperature

With the commencement of September, McAdenville records a moderate temperature decline, with the average high easing from August's tropical 88.5°F (31.4°C) to a warm 82.9°F (28.3°C). McAdenville reports an average low-temperature of 63.5°F (17.5°C) during the nights of September.

Heat index

Throughout September, the heat index is appraised at a hot 89.6°F (32°C). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In McAdenville, the average relative humidity in September is 73%.

Rainfall

In McAdenville, during September, the rain falls for 12.6 days and regularly aggregates up to 2.09" (53mm) of precipitation. In McAdenville, during the entire year, the rain falls for 155.8 days and collects up to 30.98" (787mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 6:57 am and sunset at 7:50 pm. On the last day of September, in McAdenville, sunrise is at 7:18 am and sunset at 7:09 pm EDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 5 transforms into the following advice:
Adopt protective measures - It is advised to guard against sun damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

In September, the average high-temperature and low-temperature are 82.9°F (28.3°C) and 63.5°F (17.5°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is appraised at 89.6°F (32°C).

What is the average humidity in September?

In McAdenville, the average relative humidity in September is 73%.

How many days does it rain in September?

In McAdenville, during September, the rain falls for 12.6 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow?

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

What is the average length of the day in September?

In September, the average day length is 12h and 23min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:57 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:09 pm EDT.

How long on average sun shines in September in McAdenville?

In McAdenville, North Carolina, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
McAdenville, NC

Average temperature in September - McAdenville, NC
  • Average high temperature in September: 82.9°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 63.5°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure in September
McAdenville, NC

Average pressure in September - McAdenville, NC
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
McAdenville, NC

Average wind speed in September - McAdenville, NC
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
McAdenville, NC

Average humidity in September - McAdenville, NC
  • Average humidity in September: 73%

The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are June and July (70%).

Average rainfall in September
McAdenville, NC

Average rainfall in September - McAdenville, NC
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is October (1.97").

Average rainfall days in September
McAdenville, NC

Average rainfall days in September - McAdenville, NC
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
McAdenville, NC

Average snowfall in September - McAdenville, NC
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.97").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
McAdenville, NC

Average snowfall days in September - McAdenville, NC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.6 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
McAdenville, NC

Average daylight in September / Average sunshine in September - McAdenville, NC
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in September
McAdenville, NC

Average sunshine days in September - McAdenville, NC
  • Average sunshine days in September: 16.1 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (11 days).

Average UV index in September
McAdenville, NC

Average UV index in September - McAdenville, NC
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
McAdenville, NC

Average cloud cover in September - McAdenville, NC
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
McAdenville, NC

Average visibility in September - McAdenville, 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).

McAdenville, North Carolina, USA

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