September weather forecast
Lynn, NC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Lynn, North Carolina, with an average temperature ranging between max 81.5°F (27.5°C) and min 60.3°F (15.7°C).

Temperature

A mild shift in the average high-temperature occurs in September, reducing from a hot 87.3°F (30.7°C) in August to a moderately hot 81.5°F (27.5°C). During September, Lynn observes a consistent average nighttime temperature of 60.3°F (15.7°C).

Heat index

In September, the average heat index is calculated to be a tropical 86°F (30°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. 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 highly critical to babies and toddlers. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

The average relative humidity in September is 73%.

Rainfall

The month with the least rainfall in Lynn is September, when the rain falls for 12.9 days and typically collects 1.65" (42mm) of precipitation.

Snowfall

April through October are months without snowfall in Lynn.

Daylight

In Lynn, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:01 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:13 pm EDT.

Sunshine

In September, the average sunshine in Lynn is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. To guard against the harmful effects of the Sun, minimize exposure during midday. 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 are September temperatures in Lynn?

In September, the average high-temperature and low-temperature in Lynn are 81.5°F (27.5°C) and 60.3°F (15.7°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in September is calculated to be 86°F (30°C).

What is the average humidity in September in Lynn?

The average relative humidity in September in Lynn is 73%.

What is the driest month in Lynn?

September is the month with the least rainfall in Lynn, North Carolina. Rain falls for 12.9 days and accumulates 1.65" (42mm) of precipitation.

How many days does it rain in September in Lynn?

In September, in Lynn, the rain falls for 12.9 days. Throughout September, 1.65" (42mm) of precipitation is accumulated.

When it does not snow in Lynn?

April through October are months without snowfall in Lynn, North Carolina.

How many hours of daylight does Lynn have in September?

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

When are sunrise and sunset in September in Lynn?

On the first day of September in Lynn, sunrise is at 7:01 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:13 pm EDT.

How long on average sun shines in September in Lynn?

In Lynn, the average sunshine duration in September is 8.7h.

What is the UV index reading in September in Lynn?

The average daily maximum UV index in September in Lynn is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Lynn, NC

Average temperature in September - Lynn, NC
  • Average high temperature in September: 81.5°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 (47.1°F).

  • Average low temperature in September: 60.3°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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Average pressure in September
Lynn, NC

Average pressure in September - Lynn, NC
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in September
Lynn, NC

Average wind speed in September - Lynn, NC
  • Average wind speed in September: 4.3mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in September
Lynn, NC

Average humidity in September - Lynn, NC
  • Average humidity in September: 73%

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

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Average rainfall in September
Lynn, NC

Average rainfall in September - Lynn, NC
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in September
Lynn, NC

Average rainfall days in September - Lynn, NC
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (9.2 days).

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Average snowfall in September
Lynn, NC

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

The month with the highest snowfall is December (2.99").
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
Lynn, NC

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

The month with the highest number of snowfall days is February (1.9 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
Lynn, NC

Average daylight in September / Average sunshine in September - Lynn, 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 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in September
Lynn, NC

Average sunshine days in September - Lynn, NC
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in September
Lynn, NC

Average UV index in September - Lynn, 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, February and December (UV index 2).

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Average cloud cover in September
Lynn, NC

Average cloud cover in September - Lynn, NC
  • Average cloud cover in September: 30

The months with the most cloud cover are February, March and December (Cloud cover 39).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in September
Lynn, NC

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

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