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 fluctuating between 83.1°F (28.4°C) and 65.3°F (18.5°C).

Temperature

As September takes hold, the average high-temperature is a moderately hot 83.1°F (28.4°C), nearly mirroring that of the previous month. During the month of September, Patrick anticipates a mean low-temperature of 65.3°F (18.5°C).

Heat index

September's heat index is estimated at a hot 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

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

Rainfall

In September, the rain falls for 12.7 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 149.5 rainfall days, and 28.23" (717mm) of precipitation is accumulated.

Snowfall

In Patrick, South Carolina, 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 September, the average sunshine is 9.2h.

UV index

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Patrick during September?

During September, Patrick experiences an average high-temperature of 83.1°F (28.4°C) and a low-temperature of 65.3°F (18.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in September is estimated at 89.6°F (32°C).

What is the most humid month?

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 September, the average relative humidity is 75%.

How much does it rain in September?

In Patrick, in September, during 12.7 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Patrick have in September?

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

What time are sunrise and sunset in September?

On the first day of September in Patrick, 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 many hours of sunshine does Patrick have in September?

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

How high is the UV index in September?

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Patrick, South Carolina, USA

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