Great Basin in June: Crowds, Weather & What to Pack
Peak crowds · VisitWhen score 65/100 · #8 of 12 months
June is peak season — expect the year's biggest crowds at Great Basin National Park: crowds run 99% of the July peak (25,726 average visits). Weather: highs average 76°F and lows 49°F, with 1.1″ of precipitation and 14.9 hours of daylight. Computed from NPS and NOAA data.
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Crowds in June
Great Basin averages 25,726 recreation visits in June — 99% of what July, 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 76°F), and nights stay mild (lows average 49°F). It is typically dry (1.1″ of precipitation). Mid-month daylight runs 14.9 hours.
NOAA 1991–2020 monthly normals, station GREAT BASIN NP, NV US (0 mi from park coordinates, 6,850 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of June.
What to pack for Great Basin in June
Computed from the month's weather normals above — not a generic list.
- A light layer you can shed by midday (long sleeve or windbreaker) — a 27°F swing between the average low of 49°F and high of 76°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 Great Basin are March and April.
Also at their best in June
Other parks whose computed June verdict is a best window — same NPS × NOAA formula:
- North Cascades in June — 26% of peak crowds, highs 74°F, score 91/100
- Katmai in June — 34% of peak crowds, highs 59°F, score 88/100
- Crater Lake in June — 44% of peak crowds, highs 57°F, score 84/100
- Olympic in June — 48% of peak crowds, highs 67°F, score 78/100
Common questions
Is Great Basin crowded in June?
Yes — June runs 99% of Great Basin's peak, averaging 25,726 recreation visits (NPS, 2021–2025).
What is the weather like in Great Basin in June?
Average highs of 76°F, lows of 49°F, 1.1″ of precipitation (NOAA 1991–2020 normals, GREAT BASIN NP, NV US station).
What should I pack for Great Basin in June?
A light layer you can shed by midday (long sleeve or windbreaker); 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 June · Last verified 2026-09-24