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
Fork's transition from August to September introduces an average high-temperature of a warm 83.3°F (28.5°C), marking an insignificant variation from the 87.8°F (31°C). In September, Fork records an average nighttime temperature of 66.4°F (19.1°C).Heat index
The heat index value for September is estimated at a hot 91.4°F (33°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important 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
May, June, August and September, with an average relative humidity of 78%, are the most humid months.Rainfall
In Fork, in September, during 15.2 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, there are 167.8 rainfall days, and 32.68" (830mm) of precipitation is accumulated.Snowfall
In Fork, snow does not fall in April through November.Daylight
In Fork, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:50 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 7:02 pm EDT.
Sunshine
The average sunshine in September in Fork is 9.3h.UV index
The average daily maximum UV index in September in Fork, South Carolina, is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 6 during September leads to these advisories:
Prevent overexposure. Protection from the sun's harmful effects is needed. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September in Fork?
What is the most humid month in Fork?
What is the average humidity in September in Fork?
How much does it rain in Fork in September?
When it does not snow in Fork?
How many hours of daylight does Fork have in September?
When is the sunrise / sunset in September in Fork?
How long on average sun shines in September in Fork?
How high is the UV index in September in Fork?
Average temperature in September
Fork, SC
- Average high temperature in September: 83.3°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in September: 66.4°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (36.7°F).
Average pressure in September
Fork, 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 (29.96"Hg).
Average wind speed in September
Fork, SC
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Fork, SC
- Average humidity in September: 78%
The months with the highest relative humidity are May, June, August and September (78%).
The month with the lowest relative humidity is January (73%).
Average rainfall in September
Fork, SC
- Average rainfall in September: 3.03"
The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (1.5").
Average rainfall days in September
Fork, SC
- Average rainfall days in September: 15.2 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in September
Fork, SC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Fork, SC
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Fork, 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: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in September
Fork, SC
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (8.2 days).
Average UV index in September
Fork, 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
Fork, SC
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in September
Fork, 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).
Fork, South Carolina, USA
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