September weather forecast
Cullowhee, NC

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Weather in September

September, the first month of the autumn in Cullowhee, is still a warm month, with temperature in the range of an average high of 74.7°F (23.7°C) and an average low of 54.1°F (12.3°C).

Temperature

The transition into September notes an average high-temperature of a still moderately hot 74.7°F (23.7°C), revealing a mild distinction from the 79.3°F (26.3°C) in August. In Cullowhee, the average low-temperature during the month of September is a cool 54.1°F (12.3°C).

Humidity

May and September, with an average relative humidity of 81%, are the most humid months in Cullowhee.

Rainfall

The month with the least rainfall is September, when the rain falls for 16.2 days and typically collects 2.56" (65mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:05 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:17 pm EDT.

Sunshine

In September, the average sunshine is 8.1h.

UV index

The average daily maximum UV index in September in Cullowhee is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What are the temperatures in Cullowhee in September?

The average high-temperature, in September, in Cullowhee, is 74.7°F (23.7°C), while the average low-temperature is 54.1°F (12.3°C).

What is the most humid month in Cullowhee?

The months with the highest humidity in Cullowhee are May and September, with an average relative humidity of 81%.

What is the average humidity in September in Cullowhee?

In Cullowhee, North Carolina, the average relative humidity in September is 81%.

What is the driest month in Cullowhee?

September is the month with the least rainfall in Cullowhee. Rain falls for 16.2 days and accumulates 2.56" (65mm) of precipitation.

How many days does it rain in September in Cullowhee?

In Cullowhee, in September, during 16.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow in Cullowhee?

May through September are months without snowfall in Cullowhee, North Carolina.

Does it snow in Cullowhee in September?

In Cullowhee, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Cullowhee have in September?

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

When is the sunrise / sunset in September in Cullowhee?

On the first day of September in Cullowhee, North Carolina, sunrise is at 7:05 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:17 pm EDT.

How many hours of sunshine does Cullowhee have in September?

In September, the average sunshine duration in Cullowhee is 8.1h.

What is the UV index reading in September in Cullowhee?

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Cullowhee, NC

Average temperature in September - Cullowhee, NC
  • Average high temperature in September: 74.7°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in September: 54.1°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in September
Cullowhee, NC

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

The months with the highest atmospheric pressure are January and 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
Cullowhee, NC

Average wind speed in September - Cullowhee, NC
  • Average wind speed in September: 3.4mph

The windiest months (with the highest average wind speed) are January, February and April (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.1mph).

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Average humidity in September
Cullowhee, NC

Average humidity in September - Cullowhee, NC
  • Average humidity in September: 81%

The months with the highest relative humidity are May and September (81%).
The month with the lowest relative humidity is November (77%).

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Average rainfall in September
Cullowhee, NC

Average rainfall in September - Cullowhee, NC
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is July (4.33").
The driest month (with the least rainfall) is September (2.56").

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Average rainfall days in September
Cullowhee, NC

Average rainfall days in September - Cullowhee, NC
  • Average rainfall days in September: 16.2 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (10.7 days).

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Average snowfall in September
Cullowhee, NC

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

The month with the highest snowfall is December (2.95").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Cullowhee, NC

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

The months with the highest number of snowfall days are January and February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Cullowhee, NC

Average daylight in September / Average sunshine in September - Cullowhee, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

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Average sunshine days in September
Cullowhee, NC

Average sunshine days in September - Cullowhee, NC
  • Average sunshine days in September: 11.5 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in September
Cullowhee, NC

Average UV index in September - Cullowhee, NC
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Cullowhee, NC

Average cloud cover in September - Cullowhee, NC
  • Average cloud cover in September: 41

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 37).

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Average visibility in September
Cullowhee, NC

Average visibility in September - Cullowhee, NC
  • Average visibility in September: 4mi

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

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Cullowhee, North Carolina, USA

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