This report describes the typical weather at the Las Cruces International Airport (Las Cruces, New Mexico, United States) weather station over the course of an average March. It is based on the historical records from 2001 to 2012. Earlier records are either unavailable or unreliable.
Las Cruces, New Mexico has a cold desert climate. The area within 25 mi of this station is covered by shrublands (87%), grasslands (6%), and forests (6%).
The month of March is characterized by rising daily high temperatures, with daily highs increasing from 65°F to 74°F over the course of the month, exceeding 81°F or dropping below 56°F only one day in ten.
Over the course of March, the length of the day is gradually increasing. From the start to the end of the month, the length of the day increases by 59 minutes, implying an average day-over-day increase of 1.9 minutes.
The shortest day of the month is March 1 with 11:32 hours of daylight; the longest day is March 31 with 12:31 hours of daylight.
The earliest sunrise is at 6:24am on March 10; the latest sunset is at 7:27pm on March 31; the latest sunrise is at 7:22am on March 11; the earliest sunset is at 6:06pm 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 28% (mostly 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 47% of the time, partly cloudy 40% of the time, and mostly cloudy or overcast 13% of the time.
The probability that precipitation will be observed at this location varies throughout the month. Precipitation is most likely around March 2, occurring in 13% of days. Precipitation is least likely around March 29, occurring in 8% of days.
Throughout March, the most common forms of precipitation are light snow, light rain, and moderate rain.
Light snow is the most severe precipitation observed during 42% of those days with precipitation. It is most likely around March 1, when it is observed during 6% of all days.
Light rain is the most severe precipitation observed during 23% of those days with precipitation. It is most likely around March 12, when it is observed during 3% of all days.
Moderate rain is the most severe precipitation observed during 22% of those days with precipitation. It is most likely around March 1, when it is observed during 2% of all days.
The likelihood of snow falling is highest around March 1, occurring in 7% 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 13% (very dry) to 61% (mildly humid) over the course of a typical March, rarely dropping below 5% (very dry), or exceeding 93% (very humid).
The air is driest around March 25, at which time the relative humidity drops below 17% (dry) three days out of four; it is most humid around March 1, rising above 42% (comfortable) 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 11°F (dry) to 30°F (dry) and is rarely below -3°F (dry) or above 42°F (dry).
Over the course of March typical wind speeds vary from 0 mph to 19 mph (calm to fresh breeze), rarely exceeding 28 mph (strong breeze).
The highest average wind speed of 10 mph (gentle breeze) occurs around March 31, at which time the average daily maximum wind speed is 19 mph (fresh breeze).
The lowest average wind speed of 8 mph (gentle breeze) occurs around March 3, at which time the average daily maximum wind speed is 16 mph (moderate breeze).