September weather forecast
Abbeville, SC

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Weather in September

September ushers in autumn in Abbeville. A visible transition can be noticed in the weather as temperature averages begin to recede from the intense summer highs. The fall in rainfall assists the transition into a comfortable yet cooler autumn. With shorter days and a decrease in cloud cover, autumn gracefully takes over the scorching summer. The deciduous character of Abbeville's flora starts gaining attraction for its beautiful display of fall foliage.

Temperature

In September, the meteorological conditions in Abbeville change slightly, with the average high-temperature moving from a hot 90.1°F (32.3°C) in August to a warm 84.6°F (29.2°C). Abbeville in September experiences a low-temperature average of 64.9°F (18.3°C).

Heat index

In September, the average heat index is appraised at a tropical 93.2°F (34°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

In Abbeville, the average relative humidity in September is 72%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.61" (41mm) of precipitation.

Snowfall

In Abbeville, South Carolina, snow does not fall in April through November.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:03 am and sunset at 7:55 pm. On the last day of September, in Abbeville, sunrise is at 7:23 am and sunset at 7:14 pm EDT.

Sunshine

In Abbeville, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index in Abbeville is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 6 transforms into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

Is it hot in Abbeville during September?

September temperatures vary between a high-temperature of 84.6°F (29.2°C) and a low-temperature of 64.9°F (18.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is appraised at 93.2°F (34°C).

What is the average humidity in September in Abbeville?

The average relative humidity in September in Abbeville is 72%.

What is the driest month in Abbeville?

The month with the least rainfall in Abbeville, South Carolina, is September, when the rain falls for 11.8 days and typically collects 1.61" (41mm) of precipitation.

How much does it rain in Abbeville in September?

In Abbeville, South Carolina, in September, during 11.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When it does not snow in Abbeville?

April through November are months without snowfall in Abbeville.

How many hours of daylight does Abbeville have in September?

The average day length in September is 12h and 22min.

When is the sunrise / sunset in September in Abbeville?

On the first day of September in Abbeville, sunrise is at 7:03 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:14 pm EDT.

How long on average sun shines in September in Abbeville?

The average sunshine duration in September in Abbeville is 8.5h.

How high is the UV index in September in Abbeville?

The average daily maximum UV index in September in Abbeville is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Abbeville, SC

Average temperature in September - Abbeville, SC
  • Average high temperature in September: 84.6°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

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Average pressure in September
Abbeville, SC

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

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in September
Abbeville, SC

Average wind speed in September - Abbeville, SC
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Abbeville, SC

Average humidity in September - Abbeville, SC
  • Average humidity in September: 72%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in September
Abbeville, SC

Average rainfall in September - Abbeville, SC
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in September
Abbeville, SC

Average rainfall days in September - Abbeville, SC
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is October (9.1 days).

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Average snowfall in September
Abbeville, SC

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

The month with the highest snowfall is February (0.94").
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
Abbeville, SC

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

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Abbeville, 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 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 18min).

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Average sunshine days in September
Abbeville, SC

Average sunshine days in September - Abbeville, SC
  • Average sunshine days in September: 17 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in September
Abbeville, SC

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

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

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Average cloud cover in September
Abbeville, SC

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

The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June and October (Cloud cover 29).

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Average visibility in September
Abbeville, SC

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

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