September weather forecast
McKenzie Crossroads, SC

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Weather in September

The first month of the autumn, September, is still a warm month in McKenzie Crossroads, South Carolina, with an average temperature ranging between max 83.8°F (28.8°C) and min 66.9°F (19.4°C).

Temperature

An average high-temperature of a moderately hot 83.8°F (28.8°C) marks September, exhibiting a close resemblance to the conditions in August. During September, McKenzie Crossroads sees a mean low-temperature of 66.9°F (19.4°C).

Heat index

In September, the heat index is appraised at a tropical 93.2°F (34°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

The months with the highest humidity are May, August and September, with an average relative humidity of 78%.

Rainfall

In McKenzie Crossroads, in September, during 15.8 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In McKenzie Crossroads, during the entire year, the rain falls for 170.2 days and collects up to 34.06" (865mm) of precipitation.

Snowfall

In McKenzie Crossroads, snow does not fall in March through December.

Daylight

In McKenzie Crossroads, South Carolina, the average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 6:53 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:04 pm EDT.

Sunshine

In McKenzie Crossroads, the average sunshine in September is 9.1h.

UV index

In McKenzie Crossroads, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Jun 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

During September, McKenzie Crossroads experiences an average high-temperature of 83.8°F (28.8°C) and a low-temperature of 66.9°F (19.4°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 93.2°F (34°C).

What are the most humid months?

The months with the highest humidity are May, August and September, with an average relative humidity of 78%.

What is the average humidity in September?

The average relative humidity in September is 78%.

How much does it rain in September?

In McKenzie Crossroads, during September, the rain falls for 15.8 days and regularly aggregates up to 3.07" (78mm) of precipitation.

When it does not snow?

In McKenzie Crossroads, snow does not fall in March through December.

How many hours of daylight does McKenzie Crossroads have in September?

In McKenzie Crossroads, the average day length in September is 12h and 22min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:53 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:04 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9.1h.

How high is the UV index in September?

In McKenzie Crossroads, South Carolina, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health 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
McKenzie Crossroads, SC

Average temperature in September - McKenzie Crossroads, SC
  • Average high temperature in September: 83.8°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (53.4°F).

  • Average low temperature in September: 66.9°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).

Average pressure in September
McKenzie Crossroads, SC

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

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

Average wind speed in September
McKenzie Crossroads, SC

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

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
McKenzie Crossroads, SC

Average humidity in September - McKenzie Crossroads, SC
  • Average humidity in September: 78%

The months with the highest relative humidity are May, August and September (78%).
The months with the lowest relative humidity are January and November (73%).

Average rainfall in September
McKenzie Crossroads, SC

Average rainfall in September - McKenzie Crossroads, SC
  • Average rainfall in September: 3.07"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in September
McKenzie Crossroads, SC

Average rainfall days in September - McKenzie Crossroads, SC
  • Average rainfall days in September: 15.8 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in September
McKenzie Crossroads, SC

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

The month with the highest snowfall is February (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
McKenzie Crossroads, SC

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

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

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

Average daylight in September / Average sunshine in September - McKenzie 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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in September
McKenzie Crossroads, SC

Average sunshine days in September - McKenzie Crossroads, SC
  • Average sunshine days in September: 12.3 days

The months with the most sunshine days are October and November (20.4 days).
The month with the least sunshine days is July (6.5 days).

Average UV index in September
McKenzie Crossroads, SC

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September
McKenzie Crossroads, SC

Average cloud cover in September - McKenzie Crossroads, SC
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in September
McKenzie Crossroads, SC

Average visibility in September - McKenzie 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).

McKenzie Crossroads, South Carolina, USA

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