Las Vegas hits 105, breaks daily record on last day of May
Las Vegas hit 105 degrees on Saturday, breaking the previous record of 104 degrees set in 2024, according to the National Weather Service.
An extreme heat warning, which started Friday morning, is set to expire at 11 p.m. today.
Las Vegas has officially reached 105° which breaks the daily record of 104° last set in 2024. It is possible that temperatures could climb another couple of degrees. The all-time high for May is 109° set in 2003 and 1951. #vegasweather @nvwx
— NWS Las Vegas (@NWSVegas) May 31, 2025
The heat warning covers much of the Mojave Desert, including Las Vegas and the Colorado River Valley. Temperatures over 115 are likely in Death Valley.
The agency is warning valley residents to “drink plenty of fluids, stay in an air-conditioned room, stay out of the sun and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.”
Clark County has activated cooling stations today during daytime hours for all members of the public, including those experiencing homelessness. For the full list of cooling stations, visit helphopehome.org/get-help.
Cooling Stations Flier English by Las Vegas Review-Journal on Scribd
Fortunately, the heat won’t last.
A cold front is expected to arrive Sunday, the first day of June, dropping the temperature by 10 degrees. There is a chance of rain Sunday night. Next week’s highs are expected to be in the low 90s.
Up and down in May
Las Vegas has been on a weather roller coaster this month. Thanks to a spring storm in the first week of the month, May 2025 became the wettest May on record for the valley.
Then the temperatures soared. On May 11, parts of the valley saw 99 degrees. Then the temperatures dipped again. Strong winds and a few showers invaded the region, affecting the Electric Daisy Carnival.
2025 heat
— On March 26, Las Vegas recorded its first 90 degree day.
— On Feb. 3, Las Vegas saw its first 80-degree temperature in what turned out to be the third-warmest February on record since 1937.
— A day after setting a record high of 93 degrees, Las Vegas officially hit 96 degrees April 11.
— Las Vegas had its first 100-degree day of the year May 22.
