September weather forecast
Huntersville, NC

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Weather in September

September marks the transition from summer to autumn in Huntersville, North Carolina. The average high temperature drops to 82.2°F (27.9°C), indicating a steady decrease towards the impending fall. The rainfall becomes less frequent and nocturnal temperatures continue to decrease. It is indeed a pleasant time for the residents as thunderstorms are seen petering out. The mellow sunshine stands out amid the crisp autumn air.

Temperature

The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a tropical 88.3°F (31.3°C) in August to a moderately hot 82.2°F (27.9°C). The temperature in Huntersville lowers to an average of 62.4°F (16.9°C) during September nights.

Heat index

September's mean heat index is appraised at a tropical 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The average relative humidity in September in Huntersville, North Carolina, is 74%.

Rainfall

In September, the rain falls for 12.8 days. Throughout September, 2.32" (59mm) of precipitation is accumulated. In Huntersville, during the entire year, the rain falls for 159.6 days and collects up to 33.07" (840mm) of precipitation.

Snowfall

In Huntersville, North Carolina, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 6:56 am and sunset at 7:50 pm. On the last day of September, in Huntersville, sunrise is at 7:18 am and sunset at 7:08 pm EDT.

Sunshine

The average sunshine in September in Huntersville is 8.5h.

UV index

In September, the average daily maximum UV index in Huntersville is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 5 during September translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the average September temperature in Huntersville?

Huntersville in September has an average high-temperature of 82.2°F (27.9°C) and an average low-temperature of 62.4°F (16.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is appraised at 87.8°F (31°C).

What is the average humidity in September in Huntersville?

In Huntersville, the average relative humidity in September is 74%.

How much does it rain in Huntersville in September?

In Huntersville, North Carolina, in September, during 12.8 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

When it does not snow in Huntersville?

In Huntersville, snow does not fall in April through October.

What is the average length of the day in September in Huntersville?

In Huntersville, North Carolina, the average day length in September is 12h and 23min.

What time are sunrise and sunset in September in Huntersville?

In September, on the first day of the month, sunrise is at 6:56 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:08 pm EDT.

How long on average sun shines in September in Huntersville?

In September, the average sunshine duration in Huntersville is 8.5h.

What is the UV index intensity in September in Huntersville?

In September, the average daily maximum UV index in Huntersville is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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
Huntersville, NC

Average temperature in September - Huntersville, NC
  • Average high temperature in September: 82.2°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 (47.5°F).

  • Average low temperature in September: 62.4°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in September
Huntersville, NC

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

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in September
Huntersville, NC

Average wind speed in September - Huntersville, 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).

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Average humidity in September
Huntersville, NC

Average humidity in September - Huntersville, NC
  • Average humidity in September: 74%

The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are June and July (70%).

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Average rainfall in September
Huntersville, NC

Average rainfall in September - Huntersville, NC
  • Average rainfall in September: 2.32"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is October (2.13").

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Average rainfall days in September
Huntersville, NC

Average rainfall days in September - Huntersville, NC
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is August (18 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in September
Huntersville, NC

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

The month with the highest snowfall is December (2.13").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Huntersville, NC

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

The month with the highest number of snowfall days is February (2.4 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
Huntersville, NC

Average daylight in September / Average sunshine in September - Huntersville, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in September
Huntersville, NC

Average sunshine days in September - Huntersville, NC
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11 days).

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Average UV index in September
Huntersville, NC

Average UV index in September - Huntersville, 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).

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Average cloud cover in September
Huntersville, NC

Average cloud cover in September - Huntersville, NC
  • Average cloud cover in September: 36

The months with the most cloud cover are February, March and December (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 31).

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Average visibility in September
Huntersville, NC

Average visibility in September - Huntersville, 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).

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Huntersville, North Carolina, USA

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