Arches in October: Crowds, Weather & What to Pack
Peak crowds · VisitWhen score 63/100 · #7 of 12 months
October is peak season — expect the year's biggest crowds at Arches National Park: crowds run 77% of the May peak (150,241 average visits). Weather: highs average 72°F and lows 44°F, with 1.1″ of precipitation and 11.2 hours of daylight. Computed from NPS and NOAA data.
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Crowds in October
Arches averages 150,241 recreation visits in October — 77% of what May, the peak month, draws. That crowd level sets the tone for parking, permits and lodging — book early and start days at dawn.
Weather & daylight
Days are pleasant (highs average 72°F), and mornings are chilly (lows average 44°F). It is typically dry (1.1″ of precipitation). Mid-month daylight runs 11.2 hours.
NOAA 1991–2020 monthly normals, station ARCHES NP HQS, UT US (9 mi from park coordinates, 4,093 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of October.
What to pack for Arches in October
Computed from the month's weather normals above — not a generic list.
- Warm mid-layer (fleece or light puffy) — mornings average 44°F
- Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month
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Want quieter or kinder conditions? The computed best months for Arches are February and March.
Also at their best in October
Other parks whose computed October verdict is a best window — same NPS × NOAA formula:
- Badlands in October — 27% of peak crowds, highs 63°F, score 81/100
- Isle Royale in October — 2% of peak crowds, highs 51°F, score 81/100
- Wind Cave in October — 25% of peak crowds, highs 61°F, score 81/100
- Gateway Arch in October — 26% of peak crowds, highs 69°F, score 80/100
Common questions
Is Arches crowded in October?
Yes — October runs 77% of Arches's peak, averaging 150,241 recreation visits (NPS, 2021–2025).
What is the weather like in Arches in October?
Average highs of 72°F, lows of 44°F, 1.1″ of precipitation (NOAA 1991–2020 normals, ARCHES NP HQS, UT US station).
What should I pack for Arches in October?
Warm mid-layer (fleece or light puffy); 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 October · Last verified 2026-09-24