Las Vegas Weather in March

March brings some warm weather to Las Vegas, Nevada. The thermometer climbs into the 80s Fahrenheit (over 26 degrees Celsius) for the first time in months. Extreme heat, however, is not expected here this month.

This page gives detailed information on the typical March temperature, precipitation, sun, humidity, wind and storms for Las Vegas. The numbers here are historical averages based on climate data gathered at the McCarran International Airport, located near the south end of the Las Vegas Strip.

Temperature Weather iconTemperature

71 °F March average high 22 °C
51 °F March average low 10 °C
17 days 70 °F max. or more (21 °C)
18 days 50 °F min. or less (10 °C)

Nearly every day in March warms to over 60 °F (16 °C) in Las Vegas. The city averages 5 days this month when the thermometer reaches into the 80s °F (above 27 °C). Temperatures in the 90s °F (above 32 °C) during March can happen in some years.

The thermometer dips to 40 °F (4 °C) or below on an average of 3 nights. March rarely gets cold enough though for frost.

Rainy Weather iconRain

0.4 in total precipitation 11 mm
3 days of rain

Half the time, Las Vegas receives 0.1 to 0.3 inches (1 to 8 mm) of rainfall in March. One in four years has drier weather, while another one in four is wetter. None of the precipitation falls as snow.

Sunny Weather iconSun

83 % sunshine
14 days clear skies

The sun's rays reach the ground in Las Vegas during 83 percent of daylight hours on average in March, for a total of 309 hours in the month. Typically on 14 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in March at Las Vegas lasts for 11 hours and 59 minutes a day on average. The shortest day of the month is the 1st with 11 hours and 25 minutes of daylight. By the end of the month, the days have lengthened to 12:34 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

33 % March average humidity

The relative humidity in Las Vegas during March usually peaks at 44 percent in the morning then drops to 21 percent around mid afternoon.

Local Time1 am4 am7 am10 am1 pm4 pm7 pm10 pm
Humidity % 40 44 44 29 23 21 28 35

Windy Weather iconWind

10.0 mph March wind speed average 16.1 kph

March is a little windier than most other months in Las Vegas.

Stormy Weather iconStorms

1 day rainfall of 0.1 inches (2.5 mm) or more
0 days with thunderstorms in March

Once every few years, Las Vegas can get up to an inch (25 mm) of rain in one day during March. Thunderstorms also sometimes show up this month.


The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals.

Las Vegas Weather
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