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
Ashleyville experiences an average high-temperature of a warm 83.5°F (28.6°C) in September, marking an insignificant shift from 87.4°F (30.8°C) in August. In the month of September, the temperature in Ashleyville generally rests at an average low of 73°F (22.8°C).Heat index
September's average heat index is evaluated at a tropical 91.4°F (33°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.Observations indicate that the heat index values are for shady locations with light wind. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
Humidity
In Ashleyville, the average relative humidity in September is 75%.Rainfall
In Ashleyville, during September, the rain falls for 18.4 days and regularly aggregates up to 5" (127mm) of precipitation. Throughout the year, there are 178.9 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.Snowfall
In Ashleyville, snow does not fall in February through November.Daylight
In Ashleyville, the average length of the day in September is 12h and 22min.On the first day of September in Ashleyville, sunrise is at 6:55 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:05 pm EDT.
Sunshine
In September, the average sunshine in Ashleyville is 9.1h.UV index
In Ashleyville, South Carolina, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 6 transforms into these recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
How hot is September in Ashleyville?
What is the average humidity in September in Ashleyville?
How many days does it rain in September in Ashleyville?
When it does not snow in Ashleyville?
What is the average length of the day in September in Ashleyville?
When is the sunrise / sunset in September in Ashleyville?
How many hours of sunshine does Ashleyville have in September?
What is the UV index intensity in September in Ashleyville?
Average temperature in September
Ashleyville, SC
- Average high temperature in September: 83.5°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in September: 73°F
The month with the highest average low temperature is July (77.4°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).
Average pressure in September
Ashleyville, SC
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Ashleyville, SC
- Average wind speed in September: 8.3mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).
Average humidity in September
Ashleyville, SC
- Average humidity in September: 75%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January and March (73%).
Average rainfall in September
Ashleyville, SC
- Average rainfall in September: 5"
The wettest month (with the highest rainfall) is August (7.13").
The driest month (with the least rainfall) is January (1.42").
Average rainfall days in September
Ashleyville, SC
- Average rainfall days in September: 18.4 days
The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in September
Ashleyville, SC
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Ashleyville, SC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Ashleyville, SC
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 9h and 1min
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 42min).
Average sunshine days in September
Ashleyville, SC
- Average sunshine days in September: 8.5 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (3.8 days).
Average UV index in September
Ashleyville, SC
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in September
Ashleyville, SC
- Average cloud cover in September: 29
The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in September
Ashleyville, 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).
Ashleyville, South Carolina, USA
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