May weather forecast
Zion National Park, UT

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The rock formation in the stunning Canyon in Zion National Park, Utah
The rock formation in the stunning Canyon in Zion National Park, Utah

Weather in May

May signals the beginning of summer in Zion National Park, with temperatures soaring to an average high of 85.2°F (29.6°C). The park receives the highest amount of sunlight, with approximately 14.2 hours of daylight daily on average. Rainfall is minimal, creating dry and comfortable conditions for visitors. The warmer temperatures mark prime time for river activities, and the increased sunlight duration extends the time for exploration.

Temperature

The arrival of May signals an increase in the average high-temperature, moving from a moderately hot 74.3°F (23.5°C) in April to a still warm 85.3°F (29.6°C). With a significant daily temperature differential, Zion National Park's nighttime temperature in May falls to an average of 52.7°F (11.5°C).

Rainfall

In Zion National Park, in May, it is raining for 4.4 days, with typically 0.67" (17mm) of accumulated precipitation. In Zion National Park, during the entire year, the rain falls for 68 days and collects up to 16.18" (411mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In May, the average length of the day is 14h and 11min.
On the first day of May in Zion National Park, sunrise is at 6:36 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:46 pm MDT.
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Frequently asked questions

How hot is it in Zion National Park in May?

In Zion National Park, 85.3°F (29.6°C) is the average high-temperature and 52.7°F (11.5°C) is the average low-temperature during May.

How much does it rain in Zion National Park in May?

In May, in Zion National Park, Utah, the rain falls for 4.4 days. Throughout May, 0.67" (17mm) of precipitation is accumulated.

When it does not snow in Zion National Park?

May through October are months without snowfall.

Does it snow in Zion National Park in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Zion National Park have in May?

In Zion National Park, Utah, the average day length in May is 14h and 11min.

When are sunrise and sunset in May in Zion National Park?

On the first day of May in Zion National Park, sunrise is at 6:36 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:46 pm MDT.
Average rainfall days
Average snowfall
Average snowfall days
Average daylight

Average temperature in May
Zion National Park, UT

Average temperature in May - Zion National Park, UT
  • Average high temperature in May: 85.2°F

The warmest month (with the highest average high temperature) is July (101°F).
The month with the lowest average high temperature is December (53.3°F).

  • Average low temperature in May: 52.7°F

The month with the highest average low temperature is July (69°F).
The coldest month (with the lowest average low temperature) is December (29.5°F).

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Average rainfall in May
Zion National Park, UT

Average rainfall in May - Zion National Park, UT
  • Average rainfall in May: 0.7"

The wettest months (with the highest rainfall) are February and March (2").
The driest month (with the least rainfall) is June (0.3").

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Average rainfall days in May
Zion National Park, UT

Average rainfall days in May - Zion National Park, UT
  • Average rainfall days in May: 4.4 days

The months with the highest number of rainy days are February and March (7.8 days).
The month with the least rainy days is June (2.7 days).

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Average snowfall in May
Zion National Park, UT

Average snowfall in May - Zion National Park, UT
  • Average snowfall in May: 0"

The months with the highest snowfall are February and December (1").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Zion National Park, UT

Average snowfall days in May - Zion National Park, UT
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and December (0.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May
Zion National Park, UT

Average daylight in May - Zion National Park, UT
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

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Zion National Park, Utah, USA

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