September weather forecast
Gap Creek, SC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Gap Creek, South Carolina, with an average temperature ranging between max 82.6°F (28.1°C) and min 61.9°F (16.6°C).

Temperature

The beginning of September brings a minor change in the average high-temperature, shifting from a hot 88.3°F (31.3°C) in August to a warm 82.6°F (28.1°C). During September, the temperature in Gap Creek tends to dip to an average of 61.9°F (16.6°C) at night.

Heat index

The heat index value during September is computed to be a hot 87.8°F (31°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In Gap Creek, the average relative humidity in September is 72%.

Rainfall

The month with the least rainfall in Gap Creek is September, when the rain falls for 11.3 days and typically collects 1.18" (30mm) of precipitation.

Snowfall

In Gap Creek, snow does not fall in April through October.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September in Gap Creek, sunrise is at 7:03 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:15 pm EDT.

Sunshine

The average sunshine in September is 8.6h.

UV index

In Gap Creek, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Gap Creek in September?

In September, in Gap Creek, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 87.8°F (31°C).

What is the average humidity in September in Gap Creek?

The average relative humidity in September is 72%.

What is the driest month in Gap Creek?

The month with the least rainfall in Gap Creek, South Carolina, is September, when the rain falls for 11.3 days and typically collects 1.18" (30mm) of precipitation.

How many days does it rain in September in Gap Creek?

In Gap Creek, South Carolina, in September, during 11.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When it does not snow in Gap Creek?

In Gap Creek, South Carolina, snow does not fall in April through October.

How many hours of daylight does Gap Creek have in September?

In Gap Creek, South Carolina, the average day length in September is 12h and 23min.

When are sunrise and sunset in September in Gap Creek?

In September, on the first day of the month, sunrise is at 7:03 am and sunset at 7:56 pm. On the last day of the month, in Gap Creek, sunrise is at 7:24 am and sunset at 7:15 pm EDT.

How long on average sun shines in September in Gap Creek?

The average sunshine duration in September in Gap Creek is 8.6h.

What is the UV index intensity in September in Gap Creek?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Gap Creek, SC

Average temperature in September - Gap Creek, SC
  • Average high temperature in September: 82.6°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 61.9°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in September
Gap Creek, SC

Average pressure in September - Gap Creek, SC
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in September
Gap Creek, SC

Average wind speed in September - Gap Creek, SC
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
Gap Creek, SC

Average humidity in September - Gap Creek, SC
  • Average humidity in September: 72%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (68%).

Average rainfall in September
Gap Creek, SC

Average rainfall in September - Gap Creek, SC
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.18").

Average rainfall days in September
Gap Creek, SC

Average rainfall days in September - Gap Creek, SC
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is October (7.6 days).

Average snowfall in September
Gap Creek, SC

Average snowfall in September - Gap Creek, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is December (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Gap Creek, SC

Average snowfall days in September - Gap Creek, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.3 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
Gap Creek, SC

Average daylight in September / Average sunshine in September - Gap Creek, SC
  • 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 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Gap Creek, SC

Average sunshine days in September - Gap Creek, SC
  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is October (22.6 days).
The months with the least sunshine days are July and August (14.3 days).

Average UV index in September
Gap Creek, SC

Average UV index in September - Gap Creek, SC
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Gap Creek, SC

Average cloud cover in September - Gap Creek, SC
  • Average cloud cover in September: 30

The months with the most cloud cover are February, March and December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in September
Gap Creek, SC

Average visibility in September - Gap Creek, 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).

Gap Creek, South Carolina, USA

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