September weather forecast
Clearmont, SC

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Weather in September

September, the first month of the autumn in Clearmont, is still a warm month, with an average temperature fluctuating between 61.7°F (16.5°C) and 82.2°F (27.9°C).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's tropical 87.6°F (30.9°C) to a moderately hot 82.2°F (27.9°C). Clearmont, during September, witnesses an average low-temperature of 61.7°F (16.5°C).

Heat index

During September, the heat index is computed to be a tropical 87.8°F (31°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and 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 largely significant for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in September in Clearmont is 73%.

Rainfall

September is the month with the least rainfall in Clearmont, South Carolina. Rain falls for 12.2 days and accumulates 1.77" (45mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September in Clearmont is 12h and 23min.
On the first day of September, sunrise is at 7:05 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:17 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In September, the average daily maximum UV index in Clearmont is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

What are September temperatures in Clearmont?

The high-temperature during September is 82.2°F (27.9°C) and the low-temperature is 61.7°F (16.5°C). The average heat index (a.k.a. 'apparent temperature', '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 Clearmont?

In September, the average relative humidity in Clearmont is 73%.

What is the driest month in Clearmont?

The month with the least rainfall in Clearmont is September, when the rain falls for 12.2 days and typically collects 1.77" (45mm) of precipitation.

How many days does it rain in September in Clearmont?

In Clearmont, South Carolina, during September, the rain falls for 12.2 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow in Clearmont?

April through November are months without snowfall in Clearmont.

How many hours of daylight does Clearmont have in September?

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

When is the sunrise / sunset in September in Clearmont?

In September, on the first day of the month, sunrise is at 7:05 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:17 pm EDT.

How many hours of sunshine does Clearmont have in September?

In Clearmont, the average sunshine duration in September is 8.7h.

What is the UV index intensity in September in Clearmont?

In Clearmont, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Clearmont, SC

Average temperature in September - Clearmont, SC
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

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Average pressure in September
Clearmont, SC

Average pressure in September - Clearmont, SC
  • Average pressure in September: 30.03"Hg

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

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Average wind speed in September
Clearmont, SC

Average wind speed in September - Clearmont, SC
  • Average wind speed in September: 4.4mph

The windiest month (with the highest average wind speed) is February (6.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in September
Clearmont, SC

Average humidity in September - Clearmont, SC
  • Average humidity in September: 73%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in September
Clearmont, SC

Average rainfall in September - Clearmont, SC
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in September
Clearmont, SC

Average rainfall days in September - Clearmont, SC
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in September
Clearmont, SC

Average snowfall in September - Clearmont, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is December (2.28").
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
Clearmont, SC

Average snowfall days in September - Clearmont, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Clearmont, SC

Average daylight in September / Average sunshine in September - Clearmont, 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: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in September
Clearmont, SC

Average sunshine days in September - Clearmont, SC
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index in September
Clearmont, SC

Average UV index in September - Clearmont, 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).

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Average cloud cover in September
Clearmont, SC

Average cloud cover in September - Clearmont, SC
  • Average cloud cover in September: 30

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).

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Average visibility in September
Clearmont, SC

Average visibility in September - Clearmont, SC
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Clearmont, South Carolina, USA

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