May weather forecast
Petrified Forest National Park, AZ

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Petrified rock pieces in the Petrified Forest National Park, Arizona
Petrified rock pieces in the Petrified Forest National Park, Arizona

Weather in May

May, the last month of the spring in Petrified Forest National Park, is a moderately hot month, with an average temperature varying between 43°F (6.1°C) and 79°F (26.1°C).

Temperature

May's onset brings a temperature rise, moving from an agreeable 70°F (21.1°C) in April to a warm 79°F (26.1°C). May nights in Petrified Forest National Park showcase a dramatic shift from daytime highs to an average temperature of 43°F (6.1°C).

Rainfall

Throughout May, in Petrified Forest National Park, Arizona, 0.55" (14mm) of precipitation is accumulated. During the entire year, Petrified Forest National Park aggregates up to 10.55" (268mm) of precipitation.

Daylight

The average length of the day in May is 14h and 1min.
On the first day of May, sunrise is at 5:27 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 7:27 pm MST.
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Frequently asked questions

What is the average May temperature in Petrified Forest National Park?

May temperatures in Petrified Forest National Park vary between a high-temperature of 79°F (26.1°C) and a low-temperature of 43°F (6.1°C).

How much does it rain in Petrified Forest National Park in May?

During May, Petrified Forest National Park regularly aggregates up to 0.55" (14mm) of precipitation.

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

In May, the average day length is 14h and 1min.

What time are sunrise and sunset in May in Petrified Forest National Park?

In May, on the first day of the month, sunrise is at 5:27 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 7:27 pm MST.

Average temperature in May
Petrified Forest National Park, AZ

Average temperature in May - Petrified Forest National Park, AZ
  • Average high temperature in May: 79°F

The warmest month (with the highest average high temperature) is July (92°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in May: 43°F

The month with the highest average low temperature is July (60°F).
The coldest months (with the lowest average low temperature) are January and December (21°F).

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Average rainfall in May
Petrified Forest National Park, AZ

Average rainfall in May - Petrified Forest National Park, AZ
  • Average rainfall in May: 0.5"

The wettest month (with the highest rainfall) is August (1.6").
The driest month (with the least rainfall) is June (0.3").

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Average daylight in May
Petrified Forest National Park, AZ

Average daylight in May - Petrified Forest National Park, AZ
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

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Petrified Forest National Park, Arizona, USA

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