September weather forecast
Brunson, SC

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Brunson, South Carolina, with an average temperature varying between 68.4°F (20.2°C) and 85.5°F (29.7°C).

Temperature

September's beginning signals an average high-temperature of a moderately hot 85.5°F (29.7°C), barely different from August's 90.1°F (32.3°C). Throughout September, the temperature falls to an average low of 68.4°F (20.2°C).

Heat index

For September, the heat index is calculated to be a torrid 96.8°F (36°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', offers an insight into how hot it feels when we factor in moisture content. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The months with the highest humidity in Brunson are August, September and December, with an average relative humidity of 76%.

Rainfall

In Brunson, in September, during 11.6 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 138.1 rainfall days, and 18.98" (482mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall in Brunson, South Carolina.

Daylight

The average length of the day in September in Brunson is 12h and 22min.
On the first day of September, sunrise is at 6:59 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:10 pm EDT.

Sunshine

The average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September in Brunson is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 6 in September translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

How hot is it in Brunson in September?

The average high-temperature and low-temperature in Brunson, South Carolina, during September are 85.5°F (29.7°C) and 68.4°F (20.2°C) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 96.8°F (36°C).

What are the most humid months in Brunson?

The months with the highest humidity in Brunson, South Carolina, are August, September and December, with an average relative humidity of 76%.

What is the average humidity in September in Brunson?

In September, the average relative humidity in Brunson is 76%.

How many days does it rain in September in Brunson?

In Brunson, in September, it is raining for 11.6 days, with typically 1.3" (33mm) of accumulated precipitation.

When it does not snow in Brunson?

January, March through December are months without snowfall in Brunson.

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

The average day length in September in Brunson, South Carolina, is 12h and 22min.

When are sunrise and sunset in September in Brunson?

On the first day of September in Brunson, South Carolina, sunrise is at 6:59 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:10 pm EDT.

How many hours of sunshine does Brunson have in September?

The average sunshine duration in September in Brunson, South Carolina, is 8.5h.

How high is the UV index in September in Brunson?

In September, the average daily maximum UV index in Brunson, South Carolina, is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Brunson, SC

Average temperature in September - Brunson, SC
  • Average high temperature in September: 85.5°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in September: 68.4°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in September
Brunson, SC

Average pressure in September - Brunson, 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 (29.97"Hg).

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Average wind speed in September
Brunson, SC

Average wind speed in September - Brunson, SC
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in September
Brunson, SC

Average humidity in September - Brunson, SC
  • Average humidity in September: 76%

The months with the highest relative humidity are August, September and December (76%).
The months with the lowest relative humidity are January and November (71%).

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Average rainfall in September
Brunson, SC

Average rainfall in September - Brunson, SC
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is November (0.71").

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Average rainfall days in September
Brunson, SC

Average rainfall days in September - Brunson, SC
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (6.4 days).

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Average snowfall in September
Brunson, SC

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

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Brunson, SC

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

The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Brunson, 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: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in September
Brunson, SC

Average sunshine days in September - Brunson, SC
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in September
Brunson, SC

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

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

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Average cloud cover in September
Brunson, SC

Average cloud cover in September - Brunson, SC
  • Average cloud cover in September: 33

The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are July and October (Cloud cover 30).

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Average visibility in September
Brunson, SC

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

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