September weather forecast
Bloomville, SC

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Weather in September

September, the first month of the autumn in Bloomville, is also a moderately hot month, with an average temperature fluctuating between 67.1°F (19.5°C) and 83.8°F (28.8°C).

Temperature

September begins with an average high-temperature of a warm 83.8°F (28.8°C), reflecting close similarity to the preceding month. Throughout the month of September, Bloomville sees a steady low-temperature average of 67.1°F (19.5°C).

Heat index

September's average heat index is computed to be a tropical 93.2°F (34°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Remember that heat index calculations are made for conditions in the shade with light wind. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. 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 hold particular importance for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

The average relative humidity in September is 77%.

Rainfall

In Bloomville, in September, during 13.9 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Bloomville, during the entire year, the rain falls for 158.1 days and collects up to 30.28" (769mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:55 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:05 pm EDT.

Sunshine

In Bloomville, the average sunshine in September is 9h.

UV index

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 6 in September interprets into the following advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September in Bloomville?

During September, Bloomville experiences an average high-temperature of 83.8°F (28.8°C) and a low-temperature of 67.1°F (19.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 93.2°F (34°C).

What is the average humidity in September?

The average relative humidity in September is 77%.

How much does it rain in September?

In Bloomville, in September, it is raining for 13.9 days, with typically 2.44" (62mm) of accumulated precipitation.

When it does not snow?

March through November are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 22min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:55 am and sunset at 7:45 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 September, the average sunshine duration is 9h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Bloomville, SC

Average temperature in September - Bloomville, SC
  • Average high temperature in September: 83.8°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 (53.6°F).

  • Average low temperature in September: 67.1°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

Average pressure in September
Bloomville, SC

Average pressure in September - Bloomville, SC
  • Average pressure in September: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in September
Bloomville, SC

Average wind speed in September - Bloomville, SC
  • Average wind speed in September: 6.2mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in September
Bloomville, SC

Average humidity in September - Bloomville, SC
  • Average humidity in September: 77%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).

Average rainfall in September
Bloomville, SC

Average rainfall in September - Bloomville, SC
  • Average rainfall in September: 2.44"

The wettest months (with the highest rainfall) are August and December (3.23").
The driest month (with the least rainfall) is January (1.65").

Average rainfall days in September
Bloomville, SC

Average rainfall days in September - Bloomville, SC
  • Average rainfall days in September: 13.9 days

The months with the highest number of rainy days are July and August (18.8 days).
The month with the least rainy days is November (8 days).

Average snowfall in September
Bloomville, SC

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

The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Bloomville, SC

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

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Bloomville, 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: 10h and 0min).

  • Average sunshine in September: 9h and 0min

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 36min).

Average sunshine days in September
Bloomville, SC

Average sunshine days in September - Bloomville, SC
  • Average sunshine days in September: 14 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in September
Bloomville, SC

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

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

Average cloud cover in September
Bloomville, SC

Average cloud cover in September - Bloomville, SC
  • Average cloud cover in September: 32

The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is October (Cloud cover 27).

Average visibility in September
Bloomville, SC

Average visibility in September - Bloomville, 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).

Bloomville, South Carolina, USA

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