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
As August transitions into September, Charlottesville sees a gentle drop in the average high-temperature, transitioning from 85.6°F (29.8°C) to a still moderately hot 78.6°F (25.9°C). Throughout September, an average low-temperature of 58.5°F (14.7°C) is expected.Humidity
May, September, October and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In Charlottesville, during September, the rain falls for 14.1 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 155.9 rainfall days, and 27.99" (711mm) of precipitation is accumulated.Snowfall
In Charlottesville, snow does not fall in May through October.Daylight
In Charlottesville, the average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:44 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:57 pm EDT.
Sunshine
In Charlottesville, the average sunshine in September is 8.7h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: In September, the UV index of 5 transforms into the following advice:
Adopt protective measures - Suggestions to resist sunburn are offered. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the most humid month?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Charlottesville have in September?
What time are sunrise and sunset in September in Charlottesville?
How long on average sun shines in September in Charlottesville?
What is the UV index intensity in September?
Average temperature in September
Charlottesville, VA
- Average high temperature in September: 78.6°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in September: 58.5°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in September
Charlottesville, VA
- Average pressure in September: 30.05"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
Charlottesville, VA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Charlottesville, VA
- Average humidity in September: 76%
The months with the highest relative humidity are May, September, October and December (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Charlottesville, VA
- Average rainfall in September: 2.05"
The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is January (1.69").
Average rainfall days in September
Charlottesville, VA
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in September
Charlottesville, VA
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Charlottesville, VA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Charlottesville, VA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Charlottesville, VA
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is December (19.9 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in September
Charlottesville, VA
- 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, November and December (UV index 2).
Average cloud cover in September
Charlottesville, VA
- Average cloud cover in September: 39
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 31).
Average visibility in September
Charlottesville, VA
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, July, August and November (6mi).
The months with the lowest visibility are January, May, September, October and December (5mi).
Charlottesville, Virginia, USA
Weather forecast for your location
2. Allow the app to use your location