This report describes the typical weather at the Ljubljana Jože Pucnik Airport (Brnik Airport) (Ljubljana, Slovenia) 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.
Ljubljana has a polar tundra climate. The area within 25 mi of this station is covered by croplands (52%), forests (44%), and grasslands (4%).
The month of March is characterized by rapidly rising daily high temperatures, with daily highs increasing from 46°F to 55°F over the course of the month, exceeding 66°F or dropping below 34°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 1:38 hours, implying an average day-over-day increase of 3.2 minutes.
The shortest day of the month is March 1 with 11:08 hours of daylight; the longest day is March 31 with 12:46 hours of daylight.
The earliest sunrise is at 5:57am on March 24; the latest sunset is at 7:30pm on March 31; the latest sunrise is at 6:55am on March 25; the earliest sunset is at 5:49pm 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 76% (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 29% of the time, partly cloudy 19% of the time, and mostly cloudy or overcast 45% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around March 31, occurring in 54% of days. Precipitation is least likely around March 1, occurring in 49% of days.
Throughout March, the most common forms of precipitation are moderate rain, moderate snow, light rain, and light snow.
Moderate rain is the most severe precipitation observed during 38% of those days with precipitation. It is most likely around March 31, when it is observed during 25% of all days.
Moderate snow is the most severe precipitation observed during 24% of those days with precipitation. It is most likely around March 1, when it is observed during 17% of all days.
Light rain is the most severe precipitation observed during 13% of those days with precipitation. It is most likely around March 31, when it is observed during 9% of all days.
Light snow is the most severe precipitation observed during 13% of those days with precipitation. It is most likely around March 1, when it is observed during 8% of all days.
The likelihood of snow falling is highest around March 1, occurring in 26% of days.
Accumulation at this location in March is just less likely than not. The chances of there being snow on the ground are highest around March 1, occurring 39% of the time.
The snow is typically at its deepest on March 4, with a median depth of 7.3"; the depth exceeds 14.8" only one year out of ten.
The relative humidity typically ranges from 49% (comfortable) to 96% (very humid) over the course of a typical March, rarely dropping below 27% (dry) and reaching as high as 100% (very humid).
The air is driest around March 30, at which time the relative humidity drops below 61% (mildly humid) three days out of four; it is most humid around March 5, rising above 93% (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 23°F (dry) to 41°F (dry) and is rarely below 11°F (dry) or above 48°F (dry).
Over the course of March typical wind speeds vary from 0 mph to 9 mph (calm to gentle breeze), rarely exceeding 14 mph (moderate breeze).
The highest average wind speed of 4 mph (light breeze) occurs around March 31, at which time the average daily maximum wind speed is 9 mph (gentle breeze).
The lowest average wind speed of 3 mph (light air) occurs around March 1, at which time the average daily maximum wind speed is 7 mph (light breeze).