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
Nellysford, Virginia, in September experiences a gentle temperature dip, with average high-temperatures reducing from 84.2°F (29°C) in August to a still moderately hot 77.4°F (25.2°C). In Nellysford, the average nighttime temperature during September is a refreshing 56.8°F (13.8°C).Humidity
The months with the highest humidity in Nellysford are May, September, October and December, with an average relative humidity of 77%.Rainfall
September is the month with the least rainfall in Nellysford, Virginia. Rain falls for 12.7 days and accumulates 1.97" (50mm) of precipitation.Snowfall
May through September are months without snowfall in Nellysford.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:46 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:59 pm EDT.
Sunshine
In Nellysford, Virginia, the average sunshine in September is 8.5h.UV index
In Nellysford, Virginia, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 in September translates into these instructions:
Ensure safety - Recommendations to avert sunburn are presented. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the usual temperature for Nellysford in September?
What are the most humid months in Nellysford?
What is the average humidity in September in Nellysford?
What is the driest month in Nellysford?
How much does it rain in Nellysford in September?
When it does not snow in Nellysford?
Does it snow in Nellysford in September?
How many hours of daylight does Nellysford have in September?
When are sunrise and sunset in September in Nellysford?
How long on average sun shines in September in Nellysford?
What is the UV index intensity in September in Nellysford?
Average temperature in September
Nellysford, VA
- Average high temperature in September: 77.4°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (40.8°F).
- Average low temperature in September: 56.8°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in September
Nellysford, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Nellysford, VA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Nellysford, VA
- Average humidity in September: 77%
The months with the highest relative humidity are May, September, October and December (77%).
The month with the lowest relative humidity is July (72%).
Average rainfall in September
Nellysford, VA
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in September
Nellysford, VA
- Average rainfall days in September: 12.7 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in September
Nellysford, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.9").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Nellysford, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Nellysford, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Nellysford, VA
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in September
Nellysford, VA
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Nellysford, VA
- Average cloud cover in September: 39
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Nellysford, VA
- Average visibility in September: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Nellysford, Virginia, USA
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