September weather forecastStony Point, NC
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Stony Point, North Carolina, with an average temperature varying between 61.3°F (16.3°C) and 81.1°F (27.3°C).Temperature
The transition to September results in a modest reduction in average high-temperature, moving from a hot 87.1°F (30.6°C) in August to a moderately hot 81.1°F (27.3°C). Stony Point reports a consistent average low-temperature of 61.3°F (16.3°C) throughout September nights.Heat index
For September, the heat index is calculated to be a tropical 86°F (30°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
In September, the average relative humidity is 74%.Rainfall
In Stony Point, during September, the rain falls for 13.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, there are 160.9 rainfall days, and 32.76" (832mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Stony Point, North Carolina.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 6:56 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:18 am and sunset at 7:08 pm EDT.
Sunshine
In Stony Point, the average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 5 transforms into these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Stony Point, NC
- Average high temperature in September: 81.1°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (46.4°F).
- Average low temperature in September: 61.3°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in September
Stony Point, NC
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Stony Point, NC
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Stony Point, NC
- Average humidity in September: 74%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in September
Stony Point, NC
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is October (2.01").
Average rainfall days in September
Stony Point, NC
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Stony Point, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Stony Point, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 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
Stony Point, NC
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Stony Point, NC
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in September
Stony Point, NC
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Stony Point, NC
- Average cloud cover in September: 34
The months with the most cloud cover are February and March (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in September
Stony Point, NC
- 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).
