Las Vegas in May
In May, Las Vegas averages 31°C (88°F) during the day and 18°C (64°F) at night, with only about 4 rainy days.
ShoulderConditions are warm and beach-friendly. Occasional showers are likely but won't dominate.
May in Las Vegas is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How May compares to the rest of the year in Las Vegas
May is in the middle of the year for warmth in Las Vegas (5th of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 4°C above the annual average (27°C). May runs 4°C warmer than April (27°C) and warms a further 7°C into June (38°C).
May sunrise & sunset in Las Vegas
Times shown for Las Vegas local time (America/Los_Angeles), calculated for the 15th of May. They shift by a few minutes day to day across the month.
Photography light in Las Vegas — May
Golden-hour and blue-hour windows for the 15th of May, in Las Vegas's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Las Vegas in May
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on May's tier (Shoulder) and Las Vegas's popularity.
Crowds & pricing — May in Las Vegas
Las Vegas is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: comfortable tourism weather
Sun & mosquito risk — May in Las Vegas
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Las Vegas in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 15°C / 58°F | 4°C / 40°F | 21 mm | 6 | — |
| February | 18°C / 64°F | 6°C / 42°F | 14 mm | 5 | — |
| March | 22°C / 71°F | 10°C / 49°F | 12 mm | 7 | — |
| April | 27°C / 81°F | 14°C / 57°F | 6 mm | 4 | — |
| May | 31°C / 88°F | 18°C / 64°F | 4 mm | 4 | — |
| June | 38°C / 101°F | 24°C / 75°F | 2 mm | 2 | — |
| July | 40°C / 104°F | 27°C / 81°F | 9 mm | 7 | — |
| August | 39°C / 102°F | 26°C / 79°F | 19 mm | 6 | — |
| September | 35°C / 94°F | 22°C / 71°F | 9 mm | 3 | — |
| October | 27°C / 81°F | 15°C / 59°F | 6 mm | 3 | — |
| November | 19°C / 67°F | 8°C / 47°F | 9 mm | 2 | — |
| December | 14°C / 56°F | 4°C / 39°F | 15 mm | 5 | — |
Other cities with similar May weather
🌍 See the full ranked list of climate twins for Las Vegas in May →
Frequently asked questions
How hot is Las Vegas in May?
In May, Las Vegas averages a high of 31°C (88°F) and a low of 18°C (64°F) — generally hot.
Does it rain a lot in Las Vegas in May?
May is generally dry in Las Vegas, with about 4 rainy days on average.
Is May a good time to visit Las Vegas?
May is hot and mostly dry. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Las Vegas in May?
Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full May packing list for Las Vegas for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.