Las Vegas weather in May
Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in May
Good
Best time to visit: February – April, October – November
What is the weather like in Las Vegas in May?
In May, Las Vegas is hot: daytime highs average 30 °C, and nights cool down to about 17 °C. With around 12 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 18 days the thermometer climbs to 30 °C or more. All in all, May is a good month for a holiday in Las Vegas.
May compared
How the weather changes from April to June. Tap a month to open it.
More details for May
- Daylight
- 14 h 3 min05:35 – 19:38
- UV index
- 10 · very highclear sky, noon (estimate)
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 16 km/haverage daily peak
- Cloud cover
- 24 %on average
- Hot days
- 18 days30 °C or more
- Time zone
- UTC−7America/Los_Angeles
How the score comes together
- Temperatureweight 50 %58 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in May
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
Las Vegas in May: quick answers
Is Las Vegas hot in May?
Yes. In May, Las Vegas is hot: daytime highs average 30 °C and nights stay around 17 °C. On about 18 days the thermometer climbs to 30 °C or more.
Does it rain much in Las Vegas in May?
It hardly ever rains.
Las Vegas month by month
The whole year in Las VegasAll destinations: USA
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)