August Weather in Las Vegas is very hot as You would guess. The good news is You can carry a very small suitcase since You won't need more than shorts, tee shirts and a bathing suit. Yes, its over 100 degrees daily in August but unless you are walking briskly in the sun its not that bad. There are plenty of swimming pools to cool you down and plenty of ice cold Casinos to keep you comfortable.
The following information is based on the national weather service database:
You can expect these averages, however the summer of 2010 proved to be a bit hotter.
January average high is 58° F (14° C) and average low is 34° F (1° C)
February average high is 63° F (17° C)and average low is 39° F (4° C)
March average high is 69° F (21° C)and average low is 44° F (7° C)
April average high is 78° F (26° C)and average low is 51° F (11° C)
May average high is 88° F (31° C)and average low is 60° F (16° C)
June average high is 100° F (38° C)and average low is 69° F (21° C)
July average high is 106° F (41° C)and average low is 74° F (23° C)
August average high is 103° F (39° C)and average low is 74° F (23° C)
September average high is 95° F (35° C)and average low is 66° F (19° C)
October average high is 82° F (28° C)and average low is 54° F (12° C)
November average high 67° F (19° C)and average low is 43° F (6° C)
December average high is 58° F (14° C)and average low is 34° F (1° C)
With more shows to choose from than any other City in the World, You might feel overwhelmed deciding on one. But if You narrow Your preference to a category, You can make Your decision much easier. If Your interest is in a Cirque du soleil show, why browse through the Comedy and Adult shows? If You want to see Britney or Mariah or JLo just browse the Concerts and headliners.
Don't like huge theaters and big crowds? Choose an afternoon Show for a much lower price.
A Dinner and Show combo is a great value and saves time to do other things that day.