September weather forecast
Terrell, NC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Terrell, North Carolina, with temperature in the range of an average low of 61.7°F (16.5°C) and an average high of 81.5°F (27.5°C).

Temperature

The onset of September results in a small decrease in the average high-temperature, moderately receding from a tropical 88°F (31.1°C) in August to a warm 81.5°F (27.5°C). An average nighttime temperature of 61.7°F (16.5°C) is observed in Terrell during September.

Heat index

The heat index value during September is evaluated at a hot 86°F (30°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

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

Rainfall

In Terrell, during September, the rain falls for 13.5 days and regularly aggregates up to 2.32" (59mm) of precipitation. In Terrell, during the entire year, the rain falls for 158.1 days and collects up to 31.81" (808mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Terrell, North Carolina, is 12h and 23min.
On the first day of September, 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.

Sunshine

The average sunshine in September in Terrell, North Carolina, is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are September temperatures in Terrell?

In September, in Terrell, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 61.7°F (16.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in September is evaluated at 86°F (30°C).

What is the average humidity in September in Terrell?

In Terrell, North Carolina, the average relative humidity in September is 74%.

How many days does it rain in September in Terrell?

In September, the rain falls for 13.5 days. Throughout September, 2.32" (59mm) of precipitation is accumulated.

When it does not snow in Terrell?

April through October are months without snowfall.

How many hours of daylight does Terrell have in September?

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

When is the sunrise / sunset in September in Terrell?

On the first day of September, 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 Terrell?

The average sunshine duration in September in Terrell is 8.5h.

How high is the UV index in September in Terrell?

In Terrell, North Carolina, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Terrell, NC

Average temperature in September - Terrell, NC
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

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Average pressure in September
Terrell, NC

Average pressure in September - Terrell, NC
  • Average pressure in September: 30.05"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
Terrell, NC

Average wind speed in September - Terrell, NC
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in September
Terrell, NC

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

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

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Average rainfall in September
Terrell, NC

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

The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is October (1.89").

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Average rainfall days in September
Terrell, NC

Average rainfall days in September - Terrell, NC
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is November (9 days).

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Average snowfall in September
Terrell, NC

Average snowfall in September - Terrell, 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 and October (0").

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Average snowfall days in September
Terrell, NC

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

The month with the highest number of snowfall days is February (2 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
Terrell, NC

Average daylight in September / Average sunshine in September - Terrell, 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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in September
Terrell, NC

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

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in September
Terrell, NC

Average UV index in September - Terrell, 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
Terrell, NC

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

The months with the most cloud cover are February, March and December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 30).

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Average visibility in September
Terrell, NC

Average visibility in September - Terrell, 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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Terrell, North Carolina, USA

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