September weather forecast
Sparta, NC

Share

Weather in September

The first month of the autumn, September, is also a moderately hot month in Sparta, North Carolina, with an average temperature varying between 54.5°F (12.5°C) and 74.7°F (23.7°C).

Temperature

The advent of September brings a slight shift in average high-temperature, moving from a warm 80.2°F (26.8°C) in August to a still moderately hot 74.7°F (23.7°C). Throughout the nights in September, an average low-temperature of 54.5°F (12.5°C) is noted.

Humidity

May, September and December, with an average relative humidity of 79%, are the most humid months in Sparta.

Rainfall

In September, in Sparta, the rain falls for 15.3 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Sparta, during the entire year, the rain falls for 163.8 days and collects up to 36.34" (923mm) of precipitation.

Snowfall

June through September are months without snowfall in Sparta, North Carolina.

Daylight

In Sparta, the average length of the day in September is 12h and 24min.
On the first day of September in Sparta, sunrise is at 6:56 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:09 pm EDT.

Sunshine

In September, the average sunshine in Sparta is 8.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 4 in September suggests the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures in Sparta?

In Sparta, 74.7°F (23.7°C) is the average high-temperature and 54.5°F (12.5°C) is the average low-temperature during September. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is estimated at 87.8°F (31°C).

What is the most humid month in Sparta?

May, September and December, with an average relative humidity of 79%, are most humid months in Sparta, North Carolina.

What is the average humidity in September in Sparta?

The average relative humidity in September is 79%.

How much does it rain in Sparta in September?

In September, in Sparta, North Carolina, the rain falls for 15.3 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in Sparta?

June through September are months without snowfall in Sparta, North Carolina.

Does it snow in Sparta in September?

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

How many hours of daylight does Sparta have in September?

In September, the average day length in Sparta, North Carolina, is 12h and 24min.

When is the sunrise / sunset in September in Sparta?

On the first day of September in Sparta, North Carolina, sunrise is at 6:56 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:09 pm EDT.

How many hours of sunshine does Sparta have in September?

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

What is the UV index reading in September in Sparta?

The average daily maximum UV index in September in Sparta is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Sparta, NC

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

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in September
Sparta, NC

Average pressure in September - Sparta, NC
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in September
Sparta, NC

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

The windiest months (with the highest average wind speed) are January and February (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
Sparta, NC

Average humidity in September - Sparta, NC
  • Average humidity in September: 79%

The months with the highest relative humidity are May, September and December (79%).
The months with the lowest relative humidity are January, June, July and November (76%).

Average rainfall in September
Sparta, NC

Average rainfall in September - Sparta, NC
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in September
Sparta, NC

Average rainfall days in September - Sparta, NC
  • Average rainfall days in September: 15.3 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (8 days).

Average snowfall in September
Sparta, NC

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

The month with the highest snowfall is December (6.77").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Sparta, NC

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

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Sparta, NC
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 8h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in September
Sparta, NC

Average sunshine days in September - Sparta, NC
  • Average sunshine days in September: 13 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is July (9.1 days).

Average UV index in September
Sparta, NC

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

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Sparta, NC

Average cloud cover in September - Sparta, NC
  • Average cloud cover in September: 42

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 35).

Average visibility in September
Sparta, NC

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

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

Sparta, North Carolina, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location