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Grand Canyon weather in May (United States of America)

Planning a trip to Grand Canyon in May? This guide provides all the details you need.

In Grand Canyon the weather in May is generally perfect, characterized by high temperatures and low rainfall. Daytime temperatures hover around 24°C, while nights can cool down to about 6°C.

Grand Canyon in May usually receives low rainfall, averaging around 15 mm for the month. Rain is expected on roughly 5 days.

If you favor pleasant temperatures and minimal rainfall, May is one of the better months to visit Grand Canyon. April, May, June, September and October typically offer the most agreeable circumstances. On the other hand, December tends to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Grand Canyon climate page with graphs.

 

Grand Canyon, monthly averages in May

Min TemperatureMin Temperature 6°C  
Max TemperatureMax Temperature 24°C  
Chance of RainChance of Rain 15%  
PrecipitationPrecipitation 15 mm  
Rainy daysRainy days 5 days  

Where to go in the United States of America in May

Find out more about the weather in the United States of America in May and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Grand Canyon in May?

For visitors traveling to Grand Canyon, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in May.

Cycling
10/10
Walking
10/10
Camping
5/10
Outdoor sports
10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Grand Canyon.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.