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
A mild drop in Rockbridge's average high-temperature is observed in September, transitioning from a moderately hot 85.5°F (29.7°C) in August to a still warm 79.7°F (26.5°C). Throughout September, Rockbridge registers a consistent average low-temperature of 60.3°F (15.7°C).Humidity
The average relative humidity in September in Rockbridge, Kentucky, is 77%.Rainfall
The month with the least rainfall in Rockbridge is September, when the rain falls for 14.5 days and typically collects 2.4" (61mm) of precipitation.Snowfall
In Rockbridge, snow does not fall in May through September.Daylight
In Rockbridge, the average length of the day in September is 12h and 24min.On the first day of September in Rockbridge, sunrise is at 6:14 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:27 pm CDT.
Sunshine
In Rockbridge, the average sunshine in September is 8.3h.UV index
The average daily maximum UV index in September in Rockbridge is 5. A UV Index estimate of 3 to 5 represents 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:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the temperature in September in Rockbridge?
What is the average humidity in September in Rockbridge?
What is the driest month in Rockbridge?
How much does it rain in Rockbridge in September?
When it does not snow in Rockbridge?
Does it snow in Rockbridge in September?
How many hours of daylight does Rockbridge have in September?
What time are sunrise and sunset in September in Rockbridge?
How many hours of sunshine does Rockbridge have in September?
How high is the UV index in September in Rockbridge?
Average temperature in September
Rockbridge, KY
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in September: 60.3°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Rockbridge, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Rockbridge, KY
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Rockbridge, KY
- Average humidity in September: 77%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are April, October and November (76%).
Average rainfall in September
Rockbridge, KY
- Average rainfall in September: 2.4"
The wettest months (with the highest rainfall) are February and July (4.25").
The driest month (with the least rainfall) is September (2.4").
Average rainfall days in September
Rockbridge, KY
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (11.2 days).
Average snowfall in September
Rockbridge, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Rockbridge, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.7 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
Rockbridge, KY
- 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: 8h and 2min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in September
Rockbridge, KY
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in September
Rockbridge, KY
- 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
Rockbridge, KY
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 55).
The months with the least cloud cover are June and August (Cloud cover 30).
Average visibility in September
Rockbridge, KY
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, May, July and August (5mi).
Rockbridge, Kentucky, USA
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