Nevada, USA
Las Vegas weather by month
Las Vegas is warmest in July, with average highs of 41°C, and coolest in December at 15°C. Beach weather (highs of 25°C or more and fewer than seven rainy days) is most likely April to October.
- WarmestJuly41°C average high
- CoolestDecember15°C average high
- SeaInlandno beach
- From Dublin≈ 10h 15mdirect, estimated
Las Vegas through the year
Month by month
| Month | High | Low | Rainy days | Rain | Sky | Days 25°C+ |
|---|---|---|---|---|---|---|
| January | 15° | 5° | 2 | 16 mm | Some cloud | 0% |
| February | 18° | 7° | 2 | 13 mm | Some cloud | 4% |
| March | 22° | 11° | 2 | 13 mm | Some cloud | 28% |
| April | 27° | 15° | 1 | 4 mm | Some cloud | 71% |
| May | 32° | 19° | 1 | 5 mm | Some cloud | 92% |
| June | 39° | 25° | 0 | 1 mm | Mostly clear | 100% |
| July | 41° | 28° | 2 | 8 mm | Some cloud | 100% |
| August | 40° | 27° | 2 | 11 mm | Mostly clear | 100% |
| September | 36° | 23° | 1 | 7 mm | Mostly clear | 99% |
| October | 28° | 16° | 1 | 5 mm | Mostly clear | 80% |
| November | 20° | 9° | 1 | 10 mm | Some cloud | 17% |
| December | 15° | 5° | 2 | 12 mm | Some cloud | 0% |
Shaded rows: beach weather (April to October). Rainy days = days with 1 mm of rain or more, as weather stations count them. Sky = average cloud cover. How we measure
Flying time
Estimated from the distance for a direct flight. Real schedules vary, and many long-haul trips need a connection.
- From Dublin≈ 10h 15m
- From Cork≈ 10h 15m
- From Belfast≈ 10h
- From London≈ 10h 45m
- From Manchester≈ 10h 30m
- From Glasgow≈ 10h
Air: Copernicus ERA5-Land, 2011–2025, for the land nearest Las Vegas (616 m), matched to the official 1991-2020 averages for Las Vegas airport (NOAA). Averages describe past weather, not a forecast.