September weather forecast and climate
Harrells, NC

Weather in September

The first month of the autumn, September, is still a warm month in Harrells, North Carolina, with average temperature varying between 82.6°F (28.1°C) and 66.4°F (19.1°C).

Temperature

In Harrells, the average high-temperature in September is almost the same as in August - a moderately hot 82.6°F (28.1°C). The average low-temperature, in Harrells, is 66.4°F (19.1°C).

Heat index

The average heat index is estimated at a tropical 90°F (32.2°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like differences in body mass, height, and shape, wind, metabolic differences, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

August and September, with an average relative humidity of 79%, are most humid months in Harrells.

Rainfall

In Harrells, during September, the rain falls for 14.2 days and regularly aggregates up to 3.98" (101mm) of precipitation. Throughout the year, there are 165.5 rainfall days, and 33.54" (852mm) of precipitation is accumulated.

Snowfall

In Harrells snow does not fall in April through October.

Daylight

In Harrells, North Carolina, the average length of the day is 12.4h.

Sunshine

In Harrells, the average sunshine is 9.1h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Harrells?

The average high-temperature, in September, in Harrells, North Carolina, is 82.6°F (28.1°C), while the average low-temperature is 66.4°F (19.1°C). The average heat index (a.k.a. 'feels like', 'real feel'), that combines air temperature and relative humidity, in September is appraised at 90°F (32.2°C).

What are the most humid months in Harrells?

Months with the highest humidity are August and September, with an average relative humidity of 79%.

What is the average humidity in September in Harrells?

In September, the average relative humidity in Harrells, North Carolina, is 79%.

How many days does it rain in September in Harrells?

In Harrells, North Carolina, in September, it is raining for 14.2 days, with typically 3.98" (101mm) of accumulated precipitation.

When it does not snow in Harrells?

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

How many hours of daylight does Harrells have in September?

In Harrells, North Carolina, the average length of the day in September is 12.4h.

How many hours of sunshine does Harrells have in September?

The average sunshine in September is 9.1h.

How high is the UV index in September in Harrells?

In September, the average daily maximum UV index in Harrells, North Carolina, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in September
Harrells, NC

Average temperature in September - Harrells, 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 (51.6°F).

  • Average low temperature in September: 66.4°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 (35.8°F).

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Average pressure in September
Harrells, NC

Average pressure in September - Harrells, NC
  • Average pressure in September: 30.01"

Months with the highest atmospheric pressure are January, November and December (30.13").
The month with the lowest atmospheric pressure is June (29.96").

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Average wind speed in September
Harrells, NC

Average wind speed in September - Harrells, NC
  • Average wind speed in September: 6.1mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in September
Harrells, NC

Average humidity in September - Harrells, NC
  • Average humidity in September: 79%

Months with the highest relative humidity are August and September (79%).
Months with the lowest relative humidity are January and March (74%).

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Average rainfall in September
Harrells, NC

Average rainfall in September - Harrells, NC
  • Average rainfall in September: 3.98"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (1.54").

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Average rainfall days in September
Harrells, NC

Average rainfall days in September - Harrells, NC
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is October (9.4 days).

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Average snowfall in September
Harrells, NC

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

The month with the highest snowfall is February (0.79").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Harrells, NC

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

The month with the highest number of snowfall days is January (1.1 days).
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
Harrells, NC

Average daylight in September / Average sunshine in September - Harrells, NC
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 9.1h

The month with the most sunshine is July (Average sunshine: 10.7h).
Months with the least sunshine are January and December (Average sunshine: 5.5).

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Average sunshine days in September
Harrells, NC

Average sunshine days in September - Harrells, NC
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (8.3 days).

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Average UV index in September
Harrells, NC

Average UV index in September - Harrells, NC
  • Average UV index in September: 6

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Harrells, NC

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

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in September
Harrells, NC

Average visibility in September - Harrells, NC
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

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