Glacier Bay National Park & Preserve in June
June at Glacier Bay National Park & Preserve averages a daytime high near 59°F and an overnight low around 45°F, with about 2.8" of precipitation. Visitation runs about 2.4× the park's average month, which makes June a very busy month here.
- Average low
- 45°F
- Average high
- 59°F
Range across the year: 26°F to 61°F
- Precipitation
- 2.8 in
- Daylight
- 18.0 hours
Roughly 20% of the park's yearly visitors come in June: about 102,000 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes June the 3rd-busiest of the park's twelve months, sitting between the July peak (2.6×) and the February low (0×).
On our Best Time to Visit score June rates 42/100 ("Poor"). Our recommended month is May: the lightest crowds of the park's good-weather months.
The daily average of about 52°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 42.3 miles from the park.
June falls inside the park's busiest stretch: June, July and August together pull about 62% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 18 hours of daylight in June to explore — near the year-round maximum.
Park-wide, 2025 drew 740,044 recreation visits, about flat from 736,282 in 2024.
Across the past decade overall visitation has risen about 20.2%, so a June visit is likely to feel busier than it did a few years ago.
How June compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| May | 54°F / 39°F | 1.9× Very busy | 44 Poor |
| June | 59°F / 45°F | 2.4× Very busy | 42 Poor |
| July | 61°F / 49°F | 2.6× Very busy | 38 Poor |
All twelve months at Glacier Bay, with the best time to visit.
Things to do at Glacier Bay in June
The National Park Service tags 6 Glacier Bay activities for summer. Each links to the park's own page for it.
Frequently Asked Questions
June averages a daytime high near 59°F and an overnight low around 45°F at Glacier Bay National Park & Preserve, with about 2.8 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 42.3 miles from the park, so conditions inside the park can differ, especially at other elevations.
June is very busy at Glacier Bay National Park & Preserve (about 2.4× the average month). Our best-time score rates it "Poor" at 42/100. Our recommended month is May.
The busiest month is July and the quietest is February. June sits at about 2.4× the park's average, or 20% of annual visitation.
A typical June sees about 102,000 recreation visits at Glacier Bay National Park & Preserve, based on National Park Service monthly counts from 1979–2025.
Where to stay near Glacier Bay in June
Booking a June trip to Glacier Bay National Park & Preserve? Compare hotels, cabins and vacation rentals near the park with live June availability and prices.
Top-rated places to stay near Glacier Bay
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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See the full ranking of the best national parks to visit in June.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.