The best time to visit Las Vegas and the nearby national parks is during the shoulder months of spring (March to May) and autumn (September to November). This is when daytime temperatures are more comfortable and ideal for exploring parks like the Grand Canyon, Zion and Bryce Canyon without the high heat or snowy cold.  

Does Las Vegas ever get cold? 

Winter in Las Vegas is cool with temperatures generally hovering around 16°C. This offers a nice respite from the harsh heat of summer.

One of the best things about the weather in Las Vegas is that it rarely rains, with around 26 days of rain per year on average.

The coldest month is December, with temperatures only rising to roughly 13°C during the day and a chilly 2°C at night – though it can drop lower and the surrounding mountain ranges can even be sprinkled with snow.

When is the best time to visit Las Vegas? 

While Las Vegas is a year-round destination, autumn and spring are generally the best seasons to visit as the weather is neither too hot nor too cold. Summer can be swelteringly hot, but there are plenty of air-conditioned malls and restaurants where you can escape the heat.

Average temperatures in Las Vegas

Month

Average high

Average low

March to May

26°C

13°C

June to August

39°C

25°C

September to November

27°C

14°C

December to February

14°C

4°C

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