Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September witnesses a gentle descent in average high-temperature, descending from August's hot 89.6°F (32°C) to a warm 84°F (28.9°C). White Oak records an average temperature drop to a refreshing 65.3°F (18.5°C) in September.Heat index
September's average heat index is estimated at a tropical 91.4°F (33°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
In September, the average relative humidity is 73%.Rainfall
September is the month with the least rainfall in White Oak. Rain falls for 12.7 days and accumulates 1.85" (47mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in White Oak, South Carolina, is 12h and 23min.On the first day of the month, sunrise is at 6:58 am and sunset at 7:50 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:09 pm EDT.
Sunshine
The average sunshine in September in White Oak is 8.7h.UV index
In September, the average daily maximum UV index in White Oak is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 6 during September leads to these advisories:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
How hot is September in White Oak?
What is the average humidity in September in White Oak?
What is the driest month in White Oak?
How much does it rain in White Oak in September?
When it does not snow in White Oak?
How many hours of daylight does White Oak have in September?
When is the sunrise / sunset in September in White Oak?
How long on average sun shines in September in White Oak?
What is the UV index reading in September in White Oak?
Average temperature in September
White Oak, SC
- Average high temperature in September: 84°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (51.4°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in September
White Oak, SC
- Average pressure in September: 30.02"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
White Oak, SC
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are February and April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
White Oak, SC
- Average humidity in September: 73%
The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are June, July and November (71%).
Average rainfall in September
White Oak, SC
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
White Oak, SC
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is July (18 days).
The months with the least rainy days are October and November (9 days).
Average snowfall in September
White Oak, SC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
White Oak, SC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 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
White Oak, 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: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
White Oak, SC
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (10.5 days).
Average UV index in September
White Oak, SC
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
White Oak, SC
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
White Oak, 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).
White Oak, South Carolina, USA
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