September weather forecast
Clarks Point, SC

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Weather in September

September, the first month of the autumn in Clarks Point, is also a moderately hot month, with an average temperature varying between 83.5°F (28.6°C) and 73°F (22.8°C).

Temperature

With September's arrival, Clarks Point notes an average high-temperature of a moderately hot 83.5°F (28.6°C), closely following the trend of the preceding month. Nighttime temperature in Clarks Point experiences an average drop to an agreeable 73°F (22.8°C) in September.

Heat index

Throughout September, the heat index is appraised at a hot 91.4°F (33°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are essentially critical for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

In Clarks Point, the average relative humidity in September is 75%.

Rainfall

In Clarks Point, in September, during 18.4 rainfall days, 5" (127mm) of precipitation is typically accumulated. Throughout the year, there are 178.9 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

In Clarks Point, snow does not fall in February through November.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of September, sunrise is at 6:55 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:05 pm EDT.

Sunshine

In September, the average sunshine is 9.1h.

UV index

In Clarks Point, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 6 in September transforms into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

How hot does it get in September?

An average high-temperature, in September, in Clarks Point, is 83.5°F (28.6°C) and the average low-temperature is 73°F (22.8°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 91.4°F (33°C).

What is the average humidity in September?

In Clarks Point, South Carolina, the average relative humidity in September is 75%.

How much does it rain in September?

In September, the rain falls for 18.4 days. Throughout September, 5" (127mm) of precipitation is accumulated.

When it does not snow in Clarks Point?

February through November are months without snowfall in Clarks Point.

What is the average length of the day in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:55 am and sunset at 7:44 pm. On the last day of the month, in Clarks Point, sunrise is at 7:13 am and sunset at 7:05 pm EDT.

How many hours of sunshine does Clarks Point have in September?

The average sunshine duration in September is 9.1h.

How high is the UV index in September?

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Clarks Point, SC

Average temperature in September - Clarks Point, SC
  • Average high temperature in September: 83.5°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in September: 73°F

The month with the highest average low temperature is July (77.4°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

Average pressure in September
Clarks Point, SC

Average pressure in September - Clarks Point, SC
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Clarks Point, SC

Average wind speed in September - Clarks Point, SC
  • Average wind speed in September: 8.3mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

Average humidity in September
Clarks Point, SC

Average humidity in September - Clarks Point, SC
  • Average humidity in September: 75%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January and March (73%).

Average rainfall in September
Clarks Point, SC

Average rainfall in September - Clarks Point, SC
  • Average rainfall in September: 5"

The wettest month (with the highest rainfall) is August (7.13").
The driest month (with the least rainfall) is January (1.42").

Average rainfall days in September
Clarks Point, SC

Average rainfall days in September - Clarks Point, SC
  • Average rainfall days in September: 18.4 days

The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
Clarks Point, SC

Average snowfall in September - Clarks Point, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Clarks Point, SC

Average snowfall days in September - Clarks Point, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Clarks Point, SC

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 9h and 1min

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 42min).

Average sunshine days in September
Clarks Point, SC

Average sunshine days in September - Clarks Point, SC
  • Average sunshine days in September: 8.5 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in September
Clarks Point, SC

Average UV index in September - Clarks Point, SC
  • Average UV index in September: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in September
Clarks Point, SC

Average cloud cover in September - Clarks Point, SC
  • Average cloud cover in September: 29

The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 26).

Average visibility in September
Clarks Point, SC

Average visibility in September - Clarks Point, 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).

Clarks Point, South Carolina, USA

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