September weather forecast
Townville, SC

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Weather in September

September, the first month of the autumn in Townville, is still a warm month, with an average temperature ranging between min 62.1°F (16.7°C) and max 82.8°F (28.2°C).

Temperature

The onset of September brings an average high-temperature of a warm 82.8°F (28.2°C), nearly matching the August temperature. Throughout September, an average low-temperature of 62.1°F (16.7°C) is expected.

Heat index

The heat index in September is computed to be a tropical 87.8°F (31°C). If one remains active during constant exposure, it might cause exhaustion and heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In September, the average relative humidity is 72%.

Rainfall

The month with the least rainfall in Townville is September, when the rain falls for 12.5 days and typically collects 1.73" (44mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:05 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:16 pm EDT.

Sunshine

The average sunshine in September in Townville is 8.7h.

UV index

The average daily maximum UV index in September in Townville is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 5 during September translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Townville during September?

During September, Townville experiences an average high-temperature of 82.8°F (28.2°C) and a low-temperature of 62.1°F (16.7°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in September in Townville?

In September, the average relative humidity is 72%.

What is the driest month in Townville?

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.73" (44mm) of precipitation.

How many days does it rain in September in Townville?

In Townville, South Carolina, in September, it is raining for 12.5 days, with typically 1.73" (44mm) of accumulated precipitation.

When it does not snow in Townville?

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

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

In Townville, South Carolina, the average day length in September is 12h and 23min.

What time are sunrise and sunset in September in Townville?

In September, on the first day of the month, sunrise is at 7:05 am and sunset at 7:57 pm. On the last day of the month, in Townville, sunrise is at 7:26 am and sunset at 7:16 pm EDT.

How many hours of sunshine does Townville have in September?

The average sunshine duration in September in Townville is 8.7h.

How high is the UV index in September in Townville?

In September, the average daily maximum UV index in Townville, South Carolina, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Townville, SC

Average temperature in September - Townville, SC
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (49.6°F).

  • Average low temperature in September: 62.1°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in September
Townville, SC

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

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in September
Townville, SC

Average wind speed in September - Townville, SC
  • Average wind speed in September: 4.6mph

The windiest month (with the highest average wind speed) is February (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in September
Townville, SC

Average humidity in September - Townville, 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%).

Average rainfall in September
Townville, SC

Average rainfall in September - Townville, SC
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in September
Townville, SC

Average rainfall days in September - Townville, SC
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is October (9.5 days).

Average snowfall in September
Townville, SC

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

The month with the highest snowfall is December (2.05").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Townville, SC

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

The month with the highest number of snowfall days is January (1.4 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
Townville, SC

Average daylight in September / Average sunshine in September - Townville, 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 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Townville, SC

Average sunshine days in September - Townville, SC
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in September
Townville, SC

Average UV index in September - Townville, SC
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in September
Townville, SC

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

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and July (Cloud cover 27).

Average visibility in September
Townville, SC

Average visibility in September - Townville, 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).

Townville, South Carolina, USA

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