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
Rock Branch North's transition from August to September introduces an average high-temperature of a moderately hot 83.8°F (28.8°C), marking an insignificant variation from the 88.9°F (31.6°C). In the month of September, Rock Branch North's average low-temperature falls to a refreshing 66.2°F (19°C).Heat index
During September, the heat index is estimated at a hot 91.4°F (33°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Humidity
In September, the average relative humidity in Rock Branch North is 74%.Rainfall
In Rock Branch North, in September, it is raining for 13.7 days, with typically 2.24" (57mm) of accumulated precipitation. In Rock Branch North, South Carolina, during the entire year, the rain falls for 157 days and collects up to 31.54" (801mm) of precipitation.Snowfall
In Rock Branch North, snow does not fall in April through October.Daylight
In September, the average length of the day in Rock Branch North is 12h and 23min.On the first day of the month, sunrise is at 6:57 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:17 am and sunset at 7:08 pm EDT.
Sunshine
In Rock Branch North, the average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index in Rock Branch North, South Carolina, is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum UV index of 6 in September translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
How hot does it get in Rock Branch North in September?
What is the average humidity in September in Rock Branch North?
How many days does it rain in September in Rock Branch North?
When it does not snow in Rock Branch North?
What is the average length of the day in September in Rock Branch North?
When are sunrise and sunset in September in Rock Branch North?
How long on average sun shines in September in Rock Branch North?
What is the UV index intensity in September in Rock Branch North?
Average temperature in September
Rock Branch North, SC
- Average high temperature in September: 83.8°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.2°F).
- Average low temperature in September: 66.2°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (37.6°F).
Average pressure in September
Rock Branch North, 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
Rock Branch North, SC
- Average wind speed in September: 6mph
The windiest months (with the highest average wind speed) are February and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Rock Branch North, SC
- Average humidity in September: 74%
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
Rock Branch North, SC
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is August (3.66").
The driest months (with the least rainfall) are January and November (1.97").
Average rainfall days in September
Rock Branch North, SC
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is October (8.2 days).
Average snowfall in September
Rock Branch North, SC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Rock Branch North, SC
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.5 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
Rock Branch North, 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 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Rock Branch North, SC
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (8.9 days).
Average UV index in September
Rock Branch North, 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
Rock Branch North, SC
- Average cloud cover in September: 30
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
Rock Branch North, 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).
Rock Branch North, South Carolina, USA
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