Grand Canyon · May · Arizona

Grand Canyon National Park in May

May is a prime month to visit Grand Canyon National Park. Expect peak crowds. Highs average 74°F and lows 49°F, with about 0.54 inches of rain.

May gets a prime rating at Grand Canyon. The very best months are Apr–May, Oct.

Full park guideAll parks in May
RatingPrime
CrowdsPeak crowds
Avg high / low74°F / 49°F
Rain0.54 in

Last prime month

What to expect

May is prime at Grand Canyon. Excellent rim weather and good inner-canyon conditions. Spring break brings crowds.

Local tip

Going down is optional; coming back up is mandatory. Plan on twice as long for the climb out as for the hike down.

Good to know

  • Best months overall: Apr–May, Oct.
  • Closest airport: Phoenix (PHX), about 3.5 hours; Flagstaff (FLG), about 1.5 hours.
  • Before you go: The North Rim is seasonal (normally mid-May to mid-October). Its lodge and many facilities were destroyed by the 2025 Dragon Bravo Fire, so check current North Rim status before planning a visit. Check current conditions on nps.gov.

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Questions

Is May a good time to visit Grand Canyon National Park?

May is a prime month to visit Grand Canyon National Park. Expect peak crowds. Highs average 74°F and lows 49°F, with about 0.54 inches of rain.

What is the weather like in Grand Canyon National Park in May?

Highs average 74°F and lows 49°F, with about 0.54 inches of rain. May is rated prime for visiting.

How crowded is Grand Canyon National Park in May?

May brings peak crowds to Grand Canyon National Park. Go early in the day and book lodging ahead.