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 shift from August to September includes a small decrease in the average high-temperature, from a moderately hot 83.8°F (28.8°C) to a still warm 76.5°F (24.7°C). In Rock Enon Springs, September nights cool down to an average of 56.5°F (13.6°C).Humidity
In Rock Enon Springs, the average relative humidity in September is 78%.Rainfall
In Rock Enon Springs, Virginia, in September, during 14 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 167.2 rainfall days, and 29.61" (752mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Rock Enon Springs is 12h and 26min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:43 pm. On the last day of September, in Rock Enon Springs, sunrise is at 7:09 am and sunset at 6:57 pm EDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In Rock Enon Springs, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Frequently asked questions
What is the temperature in September in Rock Enon Springs?
What is the average humidity in September in Rock Enon Springs?
How much does it rain in Rock Enon Springs in September?
When it does not snow in Rock Enon Springs?
Does it snow in Rock Enon Springs in September?
What is the average length of the day in September in Rock Enon Springs?
What time are sunrise and sunset in September in Rock Enon Springs?
How long on average sun shines in September in Rock Enon Springs?
What is the UV index reading in September in Rock Enon Springs?
Average temperature in September
Rock Enon Springs, VA
- Average high temperature in September: 76.5°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in September: 56.5°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in September
Rock Enon Springs, VA
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Rock Enon Springs, VA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is March (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Rock Enon Springs, VA
- Average humidity in September: 78%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is July (73%).
Average rainfall in September
Rock Enon Springs, VA
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in September
Rock Enon Springs, VA
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in September
Rock Enon Springs, VA
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rock Enon Springs, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rock Enon Springs, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in September
Rock Enon Springs, VA
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10 days).
Average UV index in September
Rock Enon Springs, 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
Rock Enon Springs, VA
- Average cloud cover in September: 37
The months with the most cloud cover are February, March and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in September
Rock Enon Springs, VA
- Average visibility in September: 5mi
The months with the highest visibility are February, April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, March, May, September and October (5mi).
Rock Enon Springs, Virginia, USA
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