Las Vegas Weather in May – Average Temperature and Rainfall
- High
- 31.4°
- Low
- 18.0°
- Rainfall
- 6 mm
- Rainy season
- 1d
- max
- 42.1°
- min
- 9.9°
May
- Early
- 29.6° 5.0 mm
- Mid
- 31.4° 0.4 mm
- Late
- 33.0° 0.5 mm
Summary
The climate figures for Las Vegas are averaged from 2016–2025 observations (10 years). Annual rainfall averages about 130 mm.
The rainy season runs –. The wettest month is January with 21.3 mm across 4 rain days; the driest is June at just 2.6 mm.
The hottest month is July (average high 41.2°C) and the coolest is January (14.1°C).
The most comfortable time to visit Las Vegas is June — less rain and milder heat.
Monthly averages
Common questions
Will it rain in Las Vegas today?
No. The chance of rain today is only about 9%.
How hot is it in Las Vegas today?
Between 26°C and 33°C, with a felt maximum of 30°C.
What is the weather in Las Vegas tomorrow?
Tomorrow: clear sky, 28–34°C, with a 1% chance of rain.