September weather forecast
Grimesland, NC

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Weather in September

September, the first month of the autumn in Grimesland, is also a moderately hot month, with temperature in the range of an average low of 65.3°F (18.5°C) and an average high of 82°F (27.8°C).

Temperature

Grimesland in September undergoes a slight reduction in the average high-temperature, shifting from August's tropical 87.4°F (30.8°C) to a warm 82°F (27.8°C). Nighttime temperature in Grimesland, North Carolina, experiences an average drop to a refreshing 65.3°F (18.5°C) in September.

Heat index

In September, the heat index is appraised at a tropical 89.6°F (32°C). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. 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 particularly relevant to children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

August, September and December, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Grimesland, during September, the rain falls for 14.6 days and regularly aggregates up to 3.31" (84mm) of precipitation. Throughout the year, there are 169 rainfall days, and 36.1" (917mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Grimesland, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:35 pm. On the last day of September, in Grimesland, sunrise is at 7:03 am and sunset at 6:53 pm EDT.

Sunshine

In September, the average sunshine is 9h.

UV index

In Grimesland, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 5 suggests this advice:
Undertake precautions - Guarding against sun damage is counselled. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the average September temperature in Grimesland?

The high-temperature, in September, in Grimesland, is 82°F (27.8°C), while the low-temperature averages to 65.3°F (18.5°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 89.6°F (32°C).

What is the most humid month in Grimesland?

The months with the highest humidity in Grimesland are August, September and December, with an average relative humidity of 80%.

What is the average humidity in September in Grimesland?

The average relative humidity in September is 80%.

How many days does it rain in September in Grimesland?

In Grimesland, North Carolina, during September, the rain falls for 14.6 days and regularly aggregates up to 3.31" (84mm) of precipitation.

When it does not snow in Grimesland?

April through October are months without snowfall in Grimesland.

How many hours of daylight does Grimesland have in September?

In Grimesland, the average day length in September is 12h and 23min.

What time are sunrise and sunset in September in Grimesland?

On the first day of September in Grimesland, North Carolina, sunrise is at 6:41 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:53 pm EDT.

How many hours of sunshine does Grimesland have in September?

In September, the average sunshine duration in Grimesland is 9h.

What is the UV index reading in September in Grimesland?

In September, the average daily maximum UV index in Grimesland is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Grimesland, NC

Average temperature in September - Grimesland, NC
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in September
Grimesland, NC

Average pressure in September - Grimesland, NC
  • Average pressure in September: 30.02"Hg

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

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Average wind speed in September
Grimesland, NC

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

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in September
Grimesland, NC

Average humidity in September - Grimesland, NC
  • Average humidity in September: 80%

The months with the highest relative humidity are August, September and December (80%).
The months with the lowest relative humidity are January and April (76%).

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Average rainfall in September
Grimesland, NC

Average rainfall in September - Grimesland, NC
  • Average rainfall in September: 3.31"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (2.05").

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Average rainfall days in September
Grimesland, NC

Average rainfall days in September - Grimesland, NC
  • Average rainfall days in September: 14.6 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in September
Grimesland, NC

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

The month with the highest snowfall is February (1.1").
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
Grimesland, NC

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

The month with the highest number of snowfall days is January (1.6 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
Grimesland, NC

Average daylight in September / Average sunshine in September - Grimesland, 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 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

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Average sunshine days in September
Grimesland, NC

Average sunshine days in September - Grimesland, NC
  • Average sunshine days in September: 13.2 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in September
Grimesland, NC

Average UV index in September - Grimesland, 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).

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Average cloud cover in September
Grimesland, NC

Average cloud cover in September - Grimesland, NC
  • Average cloud cover in September: 40

The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and October (Cloud cover 35).

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Average visibility in September
Grimesland, NC

Average visibility in September - Grimesland, NC
  • Average visibility in September: 5mi

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

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Grimesland, North Carolina, USA

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