September weather forecast
Catherine Square, NC

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Weather in September

September, the first month of the autumn in Catherine Square, is also a moderately hot month, with an average temperature ranging between max 82.8°F (28.2°C) and min 66.9°F (19.4°C).

Temperature

Catherine Square's weather in September displays an average high-temperature of a moderately hot 82.8°F (28.2°C), showing minor disparity from August's 87.6°F (30.9°C). September in Catherine Square, North Carolina, witnesses an average low-temperature hovering around an enjoyable 66.9°F (19.4°C).

Heat index

The heat index for September is evaluated at a tropical 89.6°F (32°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Remember that heat index calculations are made for conditions in the shade with light wind. 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 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The months with the highest humidity are August, September and December, with an average relative humidity of 78%.

Rainfall

In Catherine Square, during September, the rain falls for 13.1 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Catherine Square, during the entire year, the rain falls for 148.8 days and collects up to 16.3" (414mm) of precipitation.

Snowfall

April through December are months without snowfall.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of September, sunrise is at 6:44 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:56 pm EDT.

Sunshine

In September, the average sunshine is 9.3h.

UV index

In Catherine Square, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 6 during September translates into the following guidance:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

September temperatures vary between a high-temperature of 82.8°F (28.2°C) and a low-temperature of 66.9°F (19.4°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 89.6°F (32°C).

What is the most humid month?

The months with the highest humidity in Catherine Square are August, September and December, with an average relative humidity of 78%.

What is the average humidity in September?

In September, the average relative humidity is 78%.

How many days does it rain in September?

In Catherine Square, in September, during 13.1 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

When it does not snow?

April through December are months without snowfall.

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:44 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:56 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 9.3h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high 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
Catherine Square, NC

Average temperature in September - Catherine Square, NC
  • Average high temperature in September: 82.8°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: 66.9°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).

Average pressure in September
Catherine Square, NC

Average pressure in September - Catherine Square, NC
  • Average pressure in September: 30.01"Hg

The months with the highest atmospheric pressure are January, November and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in September
Catherine Square, NC

Average wind speed in September - Catherine Square, NC
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in September
Catherine Square, NC

Average humidity in September - Catherine Square, NC
  • Average humidity in September: 78%

The months with the highest relative humidity are August, September and December (78%).
The months with the lowest relative humidity are March and April (73%).

Average rainfall in September
Catherine Square, NC

Average rainfall in September - Catherine Square, NC
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is August (2.4").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in September
Catherine Square, NC

Average rainfall days in September - Catherine Square, NC
  • Average rainfall days in September: 13.1 days

The months with the highest number of rainy days are July and August (19.3 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in September
Catherine Square, NC

Average snowfall in September - Catherine Square, NC
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Catherine Square, NC

Average snowfall days in September - Catherine Square, NC
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.8 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
Catherine Square, NC

Average daylight in September / Average sunshine in September - Catherine Square, 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 54min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

Average sunshine days in September
Catherine Square, NC

Average sunshine days in September - Catherine Square, NC
  • Average sunshine days in September: 14.1 days

The month with the most sunshine days is November (20.6 days).
The months with the least sunshine days are July and August (7.9 days).

Average UV index in September
Catherine Square, NC

Average UV index in September - Catherine Square, NC
  • Average UV index in September: 6

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

Average cloud cover in September
Catherine Square, NC

Average cloud cover in September - Catherine Square, NC
  • Average cloud cover in September: 34

The months with the most cloud cover are February, March and December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 30).

Average visibility in September
Catherine Square, NC

Average visibility in September - Catherine Square, 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).

Catherine Square, North Carolina, USA

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