September weather forecast
Patrick, SC

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Weather in September

September, the first month of the autumn in Patrick, is still a warm month, with an average temperature ranging between max 83.1°F (28.4°C) and min 65.3°F (18.5°C).

Temperature

September's average high-temperature is a warm 83.1°F (28.4°C), maintaining a close comparison with August's 88.3°F (31.3°C). Patrick in September experiences a low-temperature average of 65.3°F (18.5°C).

Heat index

September's mean heat index is estimated at a hot 89.6°F (32°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

May, September and December, with an average relative humidity of 75%, are the most humid months in Patrick, South Carolina.

Rainfall

In September, in Patrick, the rain falls for 12.7 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Patrick, South Carolina, during the entire year, the rain falls for 149.5 days and collects up to 28.23" (717mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of September, sunrise is at 6:53 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:05 pm EDT.

Sunshine

In Patrick, the average sunshine in September is 9.2h.

UV index

The average daily maximum UV index in September in Patrick, South Carolina, is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 6 in September leads to these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

How hot is it in Patrick in September?

In Patrick, 83.1°F (28.4°C) is the average high-temperature and 65.3°F (18.5°C) is the average low-temperature during September. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 89.6°F (32°C).

What is the most humid month in Patrick?

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

What is the average humidity in September in Patrick?

The average relative humidity in September in Patrick, South Carolina, is 75%.

How many days does it rain in September in Patrick?

In September, in Patrick, South Carolina, the rain falls for 12.7 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in Patrick?

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

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

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

What time are sunrise and sunset in September in Patrick?

In September, on the first day of the month, sunrise is at 6:53 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:05 pm EDT.

How long on average sun shines in September in Patrick?

The average sunshine duration in September is 9.2h.

What is the UV index reading in September in Patrick?

In September, the average daily maximum UV index in Patrick is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Patrick, SC

Average temperature in September - Patrick, SC
  • Average high temperature in September: 83.1°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 (50.5°F).

  • Average low temperature in September: 65.3°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 (35.6°F).

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Average pressure in September
Patrick, SC

Average pressure in September - Patrick, SC
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in September
Patrick, SC

Average wind speed in September - Patrick, SC
  • Average wind speed in September: 5.8mph

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
Patrick, SC

Average humidity in September - Patrick, 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, July and November (71%).

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Average rainfall in September
Patrick, SC

Average rainfall in September - Patrick, SC
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is August (2.91").
The driest months (with the least rainfall) are January and October (1.77").

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Average rainfall days in September
Patrick, SC

Average rainfall days in September - Patrick, SC
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is October (8.2 days).

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Average snowfall in September
Patrick, SC

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

The month with the highest snowfall is February (0.98").
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
Patrick, SC

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

The month with the highest number of snowfall days is February (0.8 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
Patrick, SC

Average daylight in September / Average sunshine in September - Patrick, 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: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in September
Patrick, SC

Average sunshine days in September - Patrick, SC
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is October (21.9 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in September
Patrick, SC

Average UV index in September - Patrick, 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
Patrick, SC

Average cloud cover in September - Patrick, SC
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in September
Patrick, SC

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

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