September weather forecast
McCullers, NC

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Weather in September

September, the first month of the autumn in McCullers, is still a warm month, with an average temperature varying between 64.4°F (18°C) and 81.7°F (27.6°C).

Temperature

McCullers's transition into September involves a gentle shift in temperature, receding from a hot 87.3°F (30.7°C) in August to a warm 81.7°F (27.6°C). An average low-temperature of 64.4°F (18°C) is anticipated throughout the nights during September.

Heat index

The heat index value during September is evaluated at a tropical 87.8°F (31°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

May, September and December, with an average relative humidity of 76%, are the most humid months.

Rainfall

In McCullers, in September, it is raining for 13.4 days, with typically 2.76" (70mm) of accumulated precipitation. Throughout the year, there are 163.2 rainfall days, and 32.2" (818mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In McCullers, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:47 am and sunset at 7:41 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:59 pm EDT.

Sunshine

In McCullers, the average sunshine in September is 9.1h.

UV index

In McCullers, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Jun 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In McCullers, 81.7°F (27.6°C) is the average high-temperature and 64.4°F (18°C) is the average low-temperature during September. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 87.8°F (31°C).

What are the most humid months?

May, September and December, with an average relative humidity of 76%, are most humid months.

What is the average humidity in September?

The average relative humidity in September is 76%.

How much does it rain in September?

In McCullers, in September, during 13.4 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

The average day length in September is 12h and 23min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:47 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:59 pm EDT.

How many hours of sunshine does McCullers have in September?

In September, the average sunshine duration is 9.1h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
McCullers, NC

Average temperature in September - McCullers, NC
  • Average high temperature in September: 81.7°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in September: 64.4°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

Average pressure in September
McCullers, NC

Average pressure in September - McCullers, NC
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in September
McCullers, NC

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

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
McCullers, NC

Average humidity in September - McCullers, NC
  • Average humidity in September: 76%

The months with the highest relative humidity are May, September and December (76%).
The months with the lowest relative humidity are January, March, April, June, July and November (73%).

Average rainfall in September
McCullers, NC

Average rainfall in September - McCullers, NC
  • Average rainfall in September: 2.76"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is October (2.13").

Average rainfall days in September
McCullers, NC

Average rainfall days in September - McCullers, NC
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in September
McCullers, NC

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

The month with the highest snowfall is January (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
McCullers, NC

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

The month with the highest number of snowfall days is February (2.1 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
McCullers, NC

Average daylight in September / Average sunshine in September - McCullers, 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: 9h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in September
McCullers, NC

Average sunshine days in September - McCullers, NC
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in September
McCullers, NC

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

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
McCullers, NC

Average cloud cover in September - McCullers, NC
  • Average cloud cover in September: 35

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September
McCullers, NC

Average visibility in September - McCullers, 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).

McCullers, North Carolina, USA

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