September weather forecastWateree, SC
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Wateree, South Carolina, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 67.1°F (19.5°C).Temperature
Wateree's September weather shows a modest shift in high-temperatures, falling from August's hot 89.6°F (32°C) to a warm 84°F (28.9°C). During September, Wateree's temperature averages to an enjoyable 67.1°F (19.5°C) at night.Heat index
September's average heat index is computed to be a tropical 91.4°F (33°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. 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 of high significance for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Humidity
In September, the average relative humidity in Wateree, South Carolina, is 73%.Rainfall
In Wateree, in September, it is raining for 10.7 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, there are 134.6 rainfall days, and 19.25" (489mm) of precipitation is accumulated.Snowfall
March through December are months without snowfall.Daylight
In Wateree, the average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:56 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:16 am and sunset at 7:07 pm EDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In Wateree, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 6 in September, converts into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Wateree, SC
- Average high temperature in September: 84°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.9°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 (37.9°F).
Average pressure in September
Wateree, SC
- Average pressure in September: 30.01"Hg
The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Wateree, SC
- Average wind speed in September: 6.1mph
The windiest months (with the highest average wind speed) are February and April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Wateree, SC
- Average humidity in September: 73%
The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January and November (70%).
Average rainfall in September
Wateree, SC
- Average rainfall in September: 1.1"
The wettest months (with the highest rainfall) are April and August (2.13").
The driest month (with the least rainfall) is November (1.02").
Average rainfall days in September
Wateree, SC
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in September
Wateree, SC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Wateree, SC
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Wateree, SC
- Average daylight in September: 12h and 24min
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: 8h and 48min
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 30min).
Average sunshine days in September
Wateree, SC
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in September
Wateree, 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
Wateree, SC
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in September
Wateree, 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).





