Phoenix vs Las Vegas: Weather & Climate Compared

🇺🇸 Phoenix, United States · 🇺🇸 Las Vegas, United States
Warmer overall
Phoenix
Sunnier
Las Vegas
More rainy days
Phoenix

Phoenix vs Las Vegas weather right now

🇺🇸 Phoenix

86°
Overcast
Feels like 88° · 10:59 local time

🇺🇸 Las Vegas

87°
Partly cloudy
Feels like 88° · 11:00 local time

At this moment, Las Vegas is the warmer of the two by 1°F (1°C).

The short answer

Across the year, Phoenix is the warmer of the two: its annual average of 75°F (24°C) beats Las Vegas's 70°F (21°C) by roughly 4.3°F (2.4°C).

Head to head

  • Sunshine: expect more blue sky in Las Vegas - 11.1 sun hours a day on average, against 10.9 in Phoenix.
  • Rain: umbrellas get more use in Phoenix - about 34 wet days a year versus 24 in Las Vegas.
  • Peak heat: the hottest stretch lands in July for Phoenix (106°F (41°C)) and July for Las Vegas (105°F (41°C)).
  • Coldest nights: January lows of 42°F (6°C) in Phoenix; December lows of 39°F (4°C) in Las Vegas.

Phoenix vs Las Vegas month by month

Average highs and lows plus rainy days, from 2015–2024 weather data.
MonthPhoenix high / low Las Vegas high / low Phoenix rain daysLas Vegas rain days
January 65° / 42° 58° / 40° 4 4
February 70° / 45° 63° / 42° 3 3
March 77° / 51° 70° / 49° 3 4
April 87° / 59° 81° / 57° 1 2
May 93° / 67° 88° / 64° 1 1
June 105° / 78° 101° / 76° 1 0
July 106° / 84° 105° / 82° 5 2
August 104° / 83° 103° / 80° 5 2
September 100° / 76° 96° / 72° 3 1
October 89° / 64° 82° / 60° 2 2
November 76° / 51° 67° / 47° 2 1
December 66° / 44° 57° / 39° 4 2

Who's warmer, month by month?

There is no seasonal flip here: Phoenix holds the temperature lead in all twelve months of the year. Come November the difference peaks near 9°F (5°C); by July Las Vegas almost catches up.

Phoenix vs Las Vegas: quick answers

Is Phoenix warmer than Las Vegas?
Yes - Phoenix is warmer on annual average by about 4.3°F (2.4°C). The month-by-month table shows where the gap widens.
Which city is sunnier, Phoenix or Las Vegas?
Las Vegas, with 11.1 hours of average daily sunshine against 10.9 in Phoenix.
Which city gets more rain?
Phoenix is the wetter city, logging about 34 rain days annually to Las Vegas's 24.
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