Petrified Forest in August: Crowds, Weather & What to Pack
Shoulder · VisitWhen score 65/100 · #8 of 12 months
August is a solid shoulder-season month to visit Petrified Forest National Park: crowds run 66% of the June peak (42,478 average visits), days average 88°F with 13.5 hours of daylight. Computed from NPS and NOAA data.
Crowds in August
Petrified Forest averages 42,478 recreation visits in August — 66% of what June, the peak month, draws. Trailheads and parking fill accordingly.
Weather & daylight
Days run warm (highs average 88°F), and nights stay mild (lows average 58°F). It is typically dry (1.7″ of precipitation). Mid-month daylight runs 13.5 hours.
NOAA 1991–2020 monthly normals, station PAINTED DESERT NP, AZ US (2 mi from park coordinates, 5,760 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of August.
What to pack for Petrified Forest in August
Computed from the month's weather normals above — not a generic list.
- Sun protection and 2L+ water per person — highs average 88°F
- Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month
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If your dates are flexible, consider shifting: The computed best months for Petrified Forest are February and April.
Also at their best in August
Other parks whose computed August verdict is a best window — same NPS × NOAA formula:
- Big Bend in August — 18% of peak crowds, highs 84°F, score 83/100
- Guadalupe Mountains in August — 28% of peak crowds, highs 84°F, score 80/100
- Lassen Volcanic in August — 56% of peak crowds, highs 78°F, score 77/100
- Bryce Canyon in August — 81% of peak crowds, highs 78°F, score 68/100
Common questions
Is Petrified Forest crowded in August?
Moderately: August runs 66% of the June peak, averaging 42,478 visits (NPS, 2021–2025).
What is the weather like in Petrified Forest in August?
Average highs of 88°F, lows of 58°F, 1.7″ of precipitation (NOAA 1991–2020 normals, PAINTED DESERT NP, AZ US station).
What should I pack for Petrified Forest in August?
Sun protection and 2L+ water per person; Sturdy broken-in footwear, navigation and a basic first-aid kit — the full weather-computed list is on this page.
See also: the best national parks to visit in August · Last verified 2026-09-12