This report describes the typical weather at the Marco Polo International Airport (Marco Polo Venice Airport) (Venice (Venezia), Italy) 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.
Venice (Venezia) has a warm humid temperate climate with hot summers and no dry season. The area within 25 mi of this station is covered by croplands (61%), oceans and seas (32%), grasslands (3%), and forests (2%).
The month of March is characterized by rising daily high temperatures, with daily highs increasing from 50°F to 58°F over the course of the month, exceeding 65°F or dropping below 43°F only one day in ten.
Over the course of March, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1:36 hours, implying an average day-over-day increase of 3.1 minutes.
The shortest day of the month is March 1 with 11:09 hours of daylight; the longest day is March 31 with 12:46 hours of daylight.
The earliest sunrise is at 6:06am on March 24; the latest sunset is at 7:38pm on March 31; the latest sunrise is at 7:04am on March 25; the earliest sunset is at 5:58pm on March 1.
Daylight savings time (DST) starts at 3:00am on March 25, 2012, shifting sunrise and sunset to an hour later.
The median cloud cover is 50% (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 38% of the time, partly cloudy 22% of the time, and mostly cloudy or overcast 28% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around March 30, occurring in 39% of days. Precipitation is least likely around March 1, occurring in 32% of days.
Throughout March, the most common forms of precipitation are moderate rain and light rain.
Moderate rain is the most severe precipitation observed during 57% of those days with precipitation. It is most likely around March 31, when it is observed during 23% of all days.
Light rain is the most severe precipitation observed during 20% of those days with precipitation. It is most likely around March 23, when it is observed during 8% of all days.
The likelihood of snow falling is highest around March 1, occurring in 4% 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 56% (mildly humid) to 93% (very humid) over the course of a typical March, rarely dropping below 36% (comfortable) and reaching as high as 100% (very humid).
The air is driest around March 29, at which time the relative humidity drops below 68% (mildly humid) three days out of four; it is most humid around March 7, rising above 91% (very 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 30°F (dry) to 48°F (dry) and is rarely below 20°F (dry) or above 55°F (very comfortable).
Over the course of March typical wind speeds vary from 0 mph to 11 mph (calm to gentle breeze), rarely exceeding 21 mph (fresh breeze).
The highest average wind speed of 6 mph (light breeze) occurs around March 31, at which time the average daily maximum wind speed is 11 mph (gentle breeze).
The lowest average wind speed of 5 mph (light breeze) occurs around March 3, at which time the average daily maximum wind speed is 9 mph (gentle breeze).