September weather forecast
Cheraw, SC

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Weather in September

September, the first month of the autumn in Cheraw, is still a warm month, with an average temperature ranging between max 83.3°F (28.5°C) and min 65.5°F (18.6°C).

Temperature

With the onset of September, Cheraw's average high-temperature clocks in at a moderately hot 83.3°F (28.5°C), showing a minor fluctuation from the previous month. September nights in Cheraw are marked by an average low-temperature of 65.5°F (18.6°C).

Heat index

In September, the average heat index is computed to be a tropical 89.6°F (32°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

The months with the highest humidity in Cheraw are May, September and December, with an average relative humidity of 75%.

Rainfall

In Cheraw, in September, during 13.8 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Cheraw, there are 159.8 rainfall days, and 32.36" (822mm) of precipitation is accumulated.

Snowfall

In Cheraw, snow does not fall in April through October.

Daylight

In Cheraw, the average length of the day in September is 12h and 23min.
On the first day of September in Cheraw, sunrise is at 6:53 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:04 pm EDT.

Sunshine

The average sunshine in September is 9.2h.

UV index

The average daily maximum UV index in September in Cheraw is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 6 during September morphs into the following directions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

How hot is it in Cheraw in September?

Cheraw in September has an average high-temperature of 83.3°F (28.5°C) and an average low-temperature of 65.5°F (18.6°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is computed to be 89.6°F (32°C).

What is the most humid month in Cheraw?

May, September and December, with an average relative humidity of 75%, are most humid months in Cheraw.

What is the average humidity in September in Cheraw?

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

How much does it rain in Cheraw in September?

In Cheraw, South Carolina, in September, during 13.8 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

When it does not snow in Cheraw?

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

What is the average length of the day in September in Cheraw?

In September, the average day length is 12h and 23min.

What time are sunrise and sunset in September in Cheraw?

On the first day of September in Cheraw, South Carolina, sunrise is at 6:53 am and sunset at 7:45 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 Cheraw?

The average sunshine duration in September is 9.2h.

What is the UV index reading in September in Cheraw?

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

Average temperature in September - Cheraw, SC
  • Average high temperature in September: 83.3°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in September: 65.5°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).

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Average pressure in September
Cheraw, SC

Average pressure in September - Cheraw, SC
  • Average pressure in September: 30.02"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 (29.96"Hg).

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Average wind speed in September
Cheraw, SC

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

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in September
Cheraw, SC

Average humidity in September - Cheraw, SC
  • Average humidity in September: 75%

The months with the highest relative humidity are May, September and December (75%).
The months with the lowest relative humidity are January, March, July and November (72%).

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Average rainfall in September
Cheraw, SC

Average rainfall in September - Cheraw, SC
  • Average rainfall in September: 2.95"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is January (1.81").

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Average rainfall days in September
Cheraw, SC

Average rainfall days in September - Cheraw, SC
  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in September
Cheraw, SC

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

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Cheraw, SC

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

The month with the highest number of snowfall days is February (1.1 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
Cheraw, SC

Average daylight in September / Average sunshine in September - Cheraw, 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 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

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Average sunshine days in September
Cheraw, SC

Average sunshine days in September - Cheraw, SC
  • Average sunshine days in September: 14 days

The month with the most sunshine days is November (21.2 days).
The months with the least sunshine days are July and August (9.9 days).

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Average UV index in September
Cheraw, SC

Average UV index in September - Cheraw, SC
  • Average UV index in September: 6

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

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Average cloud cover in September
Cheraw, SC

Average cloud cover in September - Cheraw, SC
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 29).

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Average visibility in September
Cheraw, SC

Average visibility in September - Cheraw, 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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Cheraw, South Carolina, USA

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