This report describes the typical weather at the Canyonlands Field (Moab, Utah, United States) weather station over the course of an average March. It is based on the historical records from 1998 to 2012. Earlier records are either unavailable or unreliable.
Moab, Utah has a cold semi-arid steppe climate. The area within 25 mi of this station is covered by shrublands (98%).
The month of March is characterized by rapidly rising daily high temperatures, with daily highs increasing from 52°F to 62°F over the course of the month, exceeding 73°F or dropping below 43°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 1:16 hours, implying an average day-over-day increase of 2.4 minutes.
The shortest day of the month is March 1 with 11:22 hours of daylight; the longest day is March 31 with 12:38 hours of daylight.
The earliest sunrise is at 6:38am on March 10; the latest sunset is at 7:43pm on March 31; the latest sunrise is at 7:36am on March 11; the earliest sunset is at 6:13pm on March 1.
Daylight saving time (DST) starts at 3:00am on March 11, 2012, shifting sunrise and sunset to an hour later.
The median cloud cover is 4% (clear) and does not vary substantially over the course of the month.
On March 16, a representative day, the sky is clear or mostly clear 67% of the time, partly cloudy 4% of the time, and mostly cloudy or overcast 21% of the time.
The average probability that some form of precipitation will be observed in a given day is 22%, with little variation over the course of the month.
Throughout March, the most common forms of precipitation are light rain, light snow, and thunderstorms.
Light rain is the most severe precipitation observed during 47% of those days with precipitation. It is most likely around March 28, when it is observed during 11% of all days.
Light snow is the most severe precipitation observed during 30% of those days with precipitation. It is most likely around March 2, when it is observed during 8% of all days.
Thunderstorms are the most severe precipitation observed during 10% of those days with precipitation. They are most likely around March 30, when it is observed during 4% of all days.
The likelihood of snow falling is highest around March 3, occurring in 9% 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 19% (dry) to 74% (humid) over the course of a typical March, rarely dropping below 10% (very dry), or exceeding 95% (very humid).
The air is driest around March 31, at which time the relative humidity drops below 22% (dry) three days out of four; it is most humid around March 1, rising above 60% (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 13°F (dry) to 28°F (dry) and is rarely below 1°F (dry) or above 39°F (dry).
Over the course of March typical wind speeds vary from 0 mph to 18 mph (calm to fresh breeze), rarely exceeding 28 mph (strong breeze).
The highest average wind speed of 8 mph (gentle breeze) occurs around March 31, at which time the average daily maximum wind speed is 18 mph (fresh breeze).
The lowest average wind speed of 6 mph (light breeze) occurs around March 1, at which time the average daily maximum wind speed is 13 mph (moderate breeze).