September weather forecast
Terrell, NC

Weather in September

September, the first month of the autumn, in Terrell, is still a warm month, with average temperature ranging between min 61.7°F (16.5°C) and max 81.5°F (27.5°C).

Temperature

In Terrell, the average high-temperature slightly decreases, from a hot 88°F (31.1°C) in August, to a moderately hot 81.5°F (27.5°C). The average low-temperature, in Terrell, is 61.7°F (16.5°C).

Heat index

The average heat index is estimated at a tropical 86.4°F (30.2°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like clothing, metabolic differences, differences in body mass, height, and shape, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Terrell, the average relative humidity is 74%.

Rainfall

In Terrell, in September, it is raining for 13.5 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 158.1 rainfall days, and 31.81" (808mm) of precipitation is accumulated.

Snowfall

In Terrell snow does not fall in April through October.

Daylight

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

Sunshine

The average sunshine in Terrell is 8.5h.

UV index

In Terrell, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Terrell?

In September, in Terrell, North Carolina, 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. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is estimated at 86.4°F (30.2°C).

What is the average humidity in September in Terrell?

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

How much does it rain in Terrell in September?

In Terrell, in September, it is raining for 13.5 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow in Terrell?

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

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

The average length of the day in September in Terrell is 12.4h.

How many hours of sunshine does Terrell have in September?

The average sunshine in September in Terrell is 8.5h.

What is the UV index reading in September in Terrell?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to the Sun's UV rays.

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"

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

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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%

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").
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).
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: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 8.5h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.3h).

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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

Months with the highest UV index are May, June, July and August (UV index 6).
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

Months with the most cloud cover are February, March and December (Cloud cover 43).
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

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

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