Las Vegas weather in May
Las Vegas in May averages 25°C (76°F) and 2 mm of rain. It is one of the driest months of the year here.
Of the twelve months in Las Vegas, May is the fifth warmest and the second driest.
- Average temp
- 25°C (76°F)
18–31°C · 65–87°F
- Rainfall
- 2 mm
Not much rain
- Sunshine
- —
- Wind
- 16 km/h
What is Las Vegas like in May?
Daytime
Days are warm, typically in the mid-20s°C or above.
Rain
Rain is usually light.
Evening
Evenings stay warm.
What should I pack for Las Vegas in May?
High-factor sun cream
With daytime highs around 31°C, burn time is short even in shade.
Sunglasses and a brimmed hat
Midday glare is the part people underpack for, not the heat itself.
Loose cotton or linen
Synthetics stop working once you are sweating through them all day.
A refillable water bottle
Daily highs this warm need roughly double the water a temperate day does.
A layer for the evening
The day swings about 12°C between its low and its high.
Comfortable walking shoes you can rinse
Dry warm weather is walking weather, and dust gets into everything.
May compared with April and June
May in Las Vegas is 4.7°C warmer than April and about as wet as it, which averages 20°C (68°F).
May in Las Vegas is 6.4°C cooler than June and about as wet as it, which averages 31°C (88°F).
Daylight in Las Vegas in May
On 15 May the sun is up for 14 hours 7 minutes in Las Vegas, rising about 05:33 and setting about 19:40 local time.
May ends 45 minutes longer than it begins, so the last week of the month is a different length of day from the first.
That is 30 minutes short of June, the longest-lit month here.
Where to stay in Las Vegas
Dates are a starting point for May.
Las Vegas weather by month
TemperatureRainfall
How May compares with the rest of the year
May is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 9°C / 49°F | 14 mm |
| February | 12°C / 54°F | 21 mm |
| March | 12°C / 54°F | 11 mm |
| April | 20°C / 68°F | 5 mm |
| May | 25°C / 76°F | 2 mm |
| June | 31°C / 88°F | 1 mm |
| July | 34°C / 92°F | 9 mm |
| August | 32°C / 90°F | 8 mm |
| September | 28°C / 83°F | 8 mm |
| October | 21°C / 70°F | 8 mm |
| November | 14°C / 57°F | 8 mm |
| December | 10°C / 49°F | 11 mm |
Check another month
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FAQs about Las Vegas in May
May climate averages for Las Vegas, 1991–2020.
Las Vegas averages 25°C (76°F) in May, ranging from about 18°C (65°F) at night to 31°C (87°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Barely. May sees only about 2 mm, so rain is unlikely to affect your plans.
No. May averages 25°C (76°F) against 31°C (88°F) in June — 6.4°C cooler.
May is 4.7°C warmer than April, and about as wet.
Yes. May falls inside the most comfortable stretch of the year here, April to June, on temperature and rainfall together.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what May is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 14 hours 7 minutes of daylight in mid-May, against 14 hours 37 minutes in June and 9 hours 43 minutes in December.
On 15 May, sunrise is about 05:33 and sunset about 19:40 local time. Both shift across the month — the month ends 45 minutes longer than it starts.
