September weather forecast
Bent Tree, SC

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Weather in September

September, the first month of the autumn in Bent Tree, is still a warm month, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 62.1°F (16.7°C).

Temperature

In September, Bent Tree notes an average high-temperature of a warm 82.8°F (28.2°C), hardly different from the preceding month. Bent Tree cools down to an average low-temperature of 62.1°F (16.7°C) throughout the month of September.

Heat index

September's mean heat index is appraised at a tropical 87.8°F (31°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The average relative humidity in September is 72%.

Rainfall

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

Snowfall

April through October are months without snowfall.

Daylight

In Bent Tree, 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

In September, the average sunshine is 8.7h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In Bent Tree, 82.8°F (28.2°C) is the average high-temperature and 62.1°F (16.7°C) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is appraised at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 72%.

What is the driest month?

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

How much does it rain in September?

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

When it does not snow in Bent Tree?

April through October are months without snowfall.

How many hours of daylight does Bent Tree have in September?

The average day length in September in Bent Tree is 12h and 23min.

What time are sunrise and sunset in September?

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.

How long on average sun shines in September?

In Bent Tree, the average sunshine duration in September is 8.7h.

How high is the UV index in September?

In Bent Tree, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium 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
Bent Tree, SC

Average temperature in September - Bent Tree, 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
Bent Tree, SC

Average pressure in September - Bent Tree, 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
Bent Tree, SC

Average wind speed in September - Bent Tree, 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
Bent Tree, SC

Average humidity in September - Bent Tree, 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
Bent Tree, SC

Average rainfall in September - Bent Tree, 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
Bent Tree, SC

Average rainfall days in September - Bent Tree, 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
Bent Tree, SC

Average snowfall in September - Bent Tree, 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
Bent Tree, SC

Average snowfall days in September - Bent Tree, 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
Bent Tree, SC

Average daylight in September / Average sunshine in September - Bent Tree, 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
Bent Tree, SC

Average sunshine days in September - Bent Tree, 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
Bent Tree, SC

Average UV index in September - Bent Tree, 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
Bent Tree, SC

Average cloud cover in September - Bent Tree, 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
Bent Tree, SC

Average visibility in September - Bent Tree, 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).

Bent Tree, South Carolina, USA

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