September weather forecast
Red Bank, SC

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Weather in September

The first month of the autumn, September, is still a warm month in Red Bank, South Carolina, with an average temperature varying between 67.1°F (19.5°C) and 84.2°F (29°C).

Temperature

Red Bank's progression into September involves a minor drop in the average high-temperature, slightly receding from a tropical 89.8°F (32.1°C) in August to a moderately hot 84.2°F (29°C). Red Bank's nights in September experience an average temperature drop to a refreshing 67.1°F (19.5°C).

Heat index

For most parts of September, the heat index is estimated at a hot 91.4°F (33°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. 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. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In September, the average relative humidity is 72%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.2 days and accumulates 1.5" (38mm) of precipitation.

Snowfall

In Red Bank, snow does not fall in April through November.

Daylight

In September, the average length of the day in Red Bank, South Carolina, is 12h and 22min.
On the first day of September, sunrise is at 6:59 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:10 pm EDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in September in Red Bank is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 6 in September transforms into this advice:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot is September in Red Bank?

The high-temperature, in September, in Red Bank, records 84.2°F (29°C), while the low-temperature is 67.1°F (19.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 91.4°F (33°C).

What is the average humidity in September in Red Bank?

In Red Bank, the average relative humidity in September is 72%.

What is the driest month in Red Bank?

September is the month with the least rainfall in Red Bank, South Carolina. Rain falls for 12.2 days and accumulates 1.5" (38mm) of precipitation.

How much does it rain in Red Bank in September?

In Red Bank, South Carolina, in September, it is raining for 12.2 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Red Bank?

April through November are months without snowfall in Red Bank, South Carolina.

How many hours of daylight does Red Bank have in September?

In Red Bank, the average day length in September is 12h and 22min.

When is the sunrise / sunset in September in Red Bank?

On the first day of September in Red Bank, South Carolina, sunrise is at 6:59 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:10 pm EDT.

How long on average sun shines in September in Red Bank?

The average sunshine duration in September in Red Bank is 8.6h.

What is the UV index intensity in September in Red Bank?

In Red Bank, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high 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
Red Bank, SC

Average temperature in September - Red Bank, SC
  • Average high temperature in September: 84.2°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (52.7°F).

  • Average low temperature in September: 67.1°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

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Average pressure in September
Red Bank, SC

Average pressure in September - Red Bank, 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).

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Average wind speed in September
Red Bank, SC

Average wind speed in September - Red Bank, SC
  • Average wind speed in September: 6mph

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

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Average humidity in September
Red Bank, SC

Average humidity in September - Red Bank, SC
  • Average humidity in September: 72%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in September
Red Bank, SC

Average rainfall in September - Red Bank, SC
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in September
Red Bank, SC

Average rainfall days in September - Red Bank, SC
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is October (7.5 days).

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Average snowfall in September
Red Bank, SC

Average snowfall in September - Red Bank, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Red Bank, SC

Average snowfall days in September - Red Bank, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Red Bank, SC

Average daylight in September / Average sunshine in September - Red Bank, 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: 8h and 4min

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 24min).

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Average sunshine days in September
Red Bank, SC

Average sunshine days in September - Red Bank, SC
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is July (10.2 days).

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Average UV index in September
Red Bank, SC

Average UV index in September - Red Bank, SC
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in September
Red Bank, SC

Average cloud cover in September - Red Bank, 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).

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Average visibility in September
Red Bank, SC

Average visibility in September - Red Bank, 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).

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Red Bank, South Carolina, USA

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