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
The arrival of September is marked by a minor reduction in average high-temperature, sliding from a hot 86.7°F (30.4°C) in August to a warm 81°F (27.2°C). Throughout the month of September, Branchville witnesses an average low-temperature of 64°F (17.8°C).Heat index
The heat index for September is computed to be a tropical 86°F (30°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
In September, the average relative humidity in Branchville is 78%.Rainfall
In Branchville, in September, it is raining for 13.7 days, with typically 2.56" (65mm) of accumulated precipitation. In Branchville, during the entire year, the rain falls for 161.4 days and collects up to 31.22" (793mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In Branchville, Virginia, the average length of the day in September is 12h and 24min.On the first day of September in Branchville, sunrise is at 6:40 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:53 pm EDT.
Sunshine
In Branchville, Virginia, the average sunshine in September is 9h.UV index
The average daily maximum UV index in September in Branchville is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the temperature in September in Branchville?
What is the average humidity in September in Branchville?
How much does it rain in Branchville in September?
When it does not snow in Branchville?
What is the average length of the day in September in Branchville?
When is the sunrise / sunset in September in Branchville?
How many hours of sunshine does Branchville have in September?
What is the UV index intensity in September in Branchville?
Average temperature in September
Branchville, VA
- Average high temperature in September: 81°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (47.3°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in September
Branchville, VA
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Branchville, VA
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Branchville, VA
- Average humidity in September: 78%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January, February, April and November (75%).
Average rainfall in September
Branchville, VA
- Average rainfall in September: 2.56"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is October (2.09").
Average rainfall days in September
Branchville, VA
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in September
Branchville, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.5").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Branchville, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.3 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
Branchville, VA
- Average daylight in September: 12h and 2min
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 42min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in September
Branchville, VA
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is October (19.7 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in September
Branchville, VA
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Branchville, VA
- Average cloud cover in September: 38
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 32).
Average visibility in September
Branchville, VA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Branchville, Virginia, USA
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