Zion National Park weather
in May
“Mild and bright — an underrated time to visit.”
Roughly 5 rainy days across the month, on average.
In may, Zion National Park settles into its kind, mild rhythm. The city keeps a different pulse than in summer or midwinter, and travellers who arrive with the right expectations are rewarded.
Days average around 22°C (71°F), cooling to 7°C after sunset. Rain is rare enough that you can plan without a contingency. Long days of sunshine reward early starts.
These figures are climatological averages, drawn from a decade of daily records via the Open-Meteo Archive — not a forecast. But they are honest, and they are the sort of thing a good travel guide ought to tell you before you book the flight.
What to pack for Zion National Park in May
- •A light layer for cool mornings and evenings
- •Layers, because the day changes
- •A merino base layer for the cold evenings
- •Reef-safe sunscreen and polarised sunglasses
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for Zion National Park in May
- →Breathable travel pantsAmazon · shop this
- →Reef-safe sunscreen SPF 50Amazon · shop this
- →Polarized sunglassesAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
- →Anti-theft crossbody bagAmazon · shop this
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Where to stay in Zion National Park
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Zion National Park in May — FAQ
Q01Is May a good time to visit Zion National Park?
Is May a good time to visit Zion National Park?
Yes — this is one of the best months of the year to visit. In May, Zion National Park averages a high of 22°C (71°F) and a low of 7°C (45°F), with 23mm of rainfall across roughly 5 rainy days.
Q02What is the average temperature in Zion National Park in May?
What is the average temperature in Zion National Park in May?
The average high temperature in Zion National Park during May is 22°C (71°F), with an average low of 7°C (45°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Zion National Park have in May?
How many rainy days does Zion National Park have in May?
Zion National Park averages approximately 5 rainy days in May, with a total monthly rainfall of about 23mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Zion National Park in May?
What should I pack for Zion National Park in May?
For Zion National Park in May, pack layered clothing for changing temperatures, a merino base layer for evenings, sunscreen and sunglasses, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Zion National Park in May?
How crowded is Zion National Park in May?
Tourist crowds in Zion National Park during May are typically moderate — shoulder season, a sweet spot between crowds and weather. Consider this when planning accommodation — prices track crowd levels closely.