This report describes the typical weather at the Charlottesville-Albemarle Airport (Charlottesville, Virginia, United States) weather station over the course of an average March. It is based on the historical records from 1974 to 2012. Earlier records are either unavailable or unreliable.
Charlottesville, Virginia has a warm humid temperate climate with hot summers and no dry season. The area within 25 mi of this station is covered by forests (99%).
The month of March is characterized by rapidly rising daily high temperatures, with daily highs increasing from 53Â°F to 62Â°F over the course of the month, exceeding 77Â°F or dropping below 39Â°F only one day in ten.
Over the course of March, the length of the day is increasing. From the start to the end of the month, the length of the day increases by 1:14 hours, implying an average day-over-day increase of 2.4 minutes.
The shortest day of the month is March 1 with 11:23 hours of daylight; the longest day is March 31 with 12:37 hours of daylight.
The earliest sunrise is at 6:32am on March 10; the latest sunset is at 7:37pm on March 31; the latest sunrise is at 7:31am on March 11; the earliest sunset is at 6:08pm on March 1.
Daylight savings time (DST) starts at 3:00am on March 11, 2012, shifting sunrise and sunset to an hour later.
The median cloud cover is 51% (partly cloudy) and does not vary substantially over the course of the month.
On March 16, a representative day, the sky is clear or mostly clear 40% of the time, partly cloudy 6% of the time, and mostly cloudy or overcast 41% of the time.
The average probability that some form of precipitation will be observed in a given day is 41%, with little variation over the course of the month.
Throughout March, the most common forms of precipitation are light rain, moderate rain, and light snow.
Light rain is the most severe precipitation observed during 44% of those days with precipitation. It is most likely around March 31, when it is observed during 20% of all days.
Moderate rain is the most severe precipitation observed during 22% of those days with precipitation. It is most likely around March 31, when it is observed during 10% of all days.
Light snow is the most severe precipitation observed during 12% of those days with precipitation. It is most likely around March 1, when it is observed during 6% of all days.
The likelihood of snow falling is highest around March 1, occurring in 12% of days.
Either snow rarely accumulates at this location in March or snow depth measurements are unavailable or unreliable.
The relative humidity typically ranges from 37% (comfortable) to 81% (humid) over the course of a typical March, rarely dropping below 18% (dry) and reaching as high as 100% (very humid).
The air is driest around March 17, at which time the relative humidity drops below 45% (comfortable) three days out of four; it is most humid around March 23, rising above 68% (mildly humid) three days out of four.
Dew point is often a better measure of how comfortable a person will find the weather than relative humidity because it more directly relates to whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid.
Over the course of a typical March, the dew point typically varies from 20Â°F (dry) to 41Â°F (dry) and is rarely below 5Â°F (dry) or above 57Â°F (comfortable).
Over the course of March typical wind speeds vary from 0 mph to 14 mph (calm to moderate breeze), rarely exceeding 19 mph (fresh breeze).
The highest average wind speed of 7 mph (light breeze) occurs around March 27, at which time the average daily maximum wind speed is 14 mph (moderate breeze).
The lowest average wind speed of 7 mph (light breeze) occurs around March 1, at which time the average daily maximum wind speed is 13 mph (moderate breeze).