September weather forecast
Vaughans Crossroads, SC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Vaughans Crossroads, South Carolina, with an average temperature fluctuating between 83.3°F (28.5°C) and 66.2°F (19°C).

Temperature

Vaughans Crossroads marks the onset of September with an average high-temperature of a moderately hot 83.3°F (28.5°C), subtly divergent from August's 88.2°F (31.2°C). Vaughans Crossroads's temperature lowers to a mean of 66.2°F (19°C) during the nights in September.

Heat index

September's average heat index is appraised at a hot 91.4°F (33°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

May and September, with an average relative humidity of 76%, are the most humid months in Vaughans Crossroads.

Rainfall

In September, the rain falls for 14.5 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 158.4 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

In Vaughans Crossroads, snow does not fall in April through October.

Daylight

In Vaughans Crossroads, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:54 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:05 pm EDT.

Sunshine

The average sunshine in September is 9.1h.

UV index

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Vaughans Crossroads during September?

In Vaughans Crossroads, in September, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 66.2°F (19°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 91.4°F (33°C).

What are the most humid months in Vaughans Crossroads?

May and September, with an average relative humidity of 76%, are most humid months in Vaughans Crossroads, South Carolina.

What is the average humidity in September in Vaughans Crossroads?

The average relative humidity in September in Vaughans Crossroads, South Carolina, is 76%.

How many days does it rain in September in Vaughans Crossroads?

In September, in Vaughans Crossroads, South Carolina, the rain falls for 14.5 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in Vaughans Crossroads?

In Vaughans Crossroads, snow does not fall in April through October.

What is the average length of the day in September in Vaughans Crossroads?

The average day length in September in Vaughans Crossroads, South Carolina, is 12h and 23min.

When are sunrise and sunset in September in Vaughans Crossroads?

In September, on the first day of the month, sunrise is at 6:54 am and sunset at 7:46 pm. On the last day of the month, in Vaughans Crossroads, sunrise is at 7:14 am and sunset at 7:05 pm EDT.

How long on average sun shines in September in Vaughans Crossroads?

In Vaughans Crossroads, South Carolina, the average sunshine duration in September is 9.1h.

What is the UV index reading in September in Vaughans Crossroads?

In September, the average daily maximum UV index in Vaughans Crossroads, South Carolina, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Vaughans Crossroads, SC

Average temperature in September - Vaughans Crossroads, SC
  • Average high temperature in September: 83.3°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 (52.2°F).

  • Average low temperature in September: 66.2°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (37°F).

Average pressure in September
Vaughans Crossroads, SC

Average pressure in September - Vaughans Crossroads, SC
  • Average pressure in September: 30.01"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in September
Vaughans Crossroads, SC

Average wind speed in September - Vaughans Crossroads, SC
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Vaughans Crossroads, SC

Average humidity in September - Vaughans Crossroads, SC
  • Average humidity in September: 76%

The months with the highest relative humidity are May and September (76%).
The months with the lowest relative humidity are January, March and November (71%).

Average rainfall in September
Vaughans Crossroads, SC

Average rainfall in September - Vaughans Crossroads, SC
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.73").

Average rainfall days in September
Vaughans Crossroads, SC

Average rainfall days in September - Vaughans Crossroads, SC
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is November (7.9 days).

Average snowfall in September
Vaughans Crossroads, SC

Average snowfall in September - Vaughans Crossroads, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Vaughans Crossroads, SC

Average snowfall days in September - Vaughans Crossroads, SC
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Vaughans Crossroads, SC

Average daylight in September / Average sunshine in September - Vaughans Crossroads, SC
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in September
Vaughans Crossroads, SC

Average sunshine days in September - Vaughans Crossroads, SC
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is August (9 days).

Average UV index in September
Vaughans Crossroads, SC

Average UV index in September - Vaughans Crossroads, SC
  • Average UV index in September: 6

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).

Average cloud cover in September
Vaughans Crossroads, SC

Average cloud cover in September - Vaughans Crossroads, SC
  • Average cloud cover in September: 31

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).

Average visibility in September
Vaughans Crossroads, SC

Average visibility in September - Vaughans Crossroads, SC
  • 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).

Vaughans Crossroads, South Carolina, USA

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