Updated October 2026
Best Time to Visit Glacier Bay National Park & Preserve
National Park & PreserveAlaska
Best month to visit
May
54°F / 39°F avg high / low
Our recommendation
Visit Glacier Bay in May
May offers the lightest crowds of the park's good-weather months. For comparison, July is the most crowded month (~2.6× the average month) and February is the quietest.
- Annual visits
- 740K
- 2025
- Busiest month
- Jul
- 2.6× avg
- Quietest month
- Feb
- 0.0× avg
- 10-yr trend
- rising
- +20.2%
More photos of Glacier Bay
Photos courtesy of the National Park Service (public domain).
How crowded is Glacier Bay by month?
Relative crowd level by month (1.0 = the park's average month), from NPS visitation records 1979–2025.
Month-by-month crowd, weather & daylight
| Month | Crowd level | Best-time score | Avg high / low | Daylight |
|---|---|---|---|---|
| January | Very quiet | 0 Poor | 32°F / 26°F | 6.7 h |
| February | Very quiet | 2 Poor | 34°F / 26°F | 8.9 h |
| March | Very quiet | 6 Poor | 37°F / 28°F | 11.4 h |
| April | Very quiet | 19 Poor | 46°F / 33°F | 14.1 h |
| Mayour pick | Very busy | 44 Poor | 54°F / 39°F | 16.6 h |
| June | Very busy | 42 Poor | 59°F / 45°F | 18.0 h |
| July | Very busy | 38 Poor | 61°F / 49°F | 17.4 h |
| August | Very busy | 34 Poor | 60°F / 48°F | 15.2 h |
| September | Very busy | 33 Poor | 54°F / 43°F | 12.5 h |
| October | Quiet | 47 Fair | 45°F / 37°F | 9.8 h |
| November | Very quiet | 0 Poor | 37°F / 30°F | 7.3 h |
| December | Very quiet | 0 Poor | 33°F / 27°F | 5.9 h |
Climate normals (1991–2020) from the nearest NOAA station (USC00503294, ~42.3 mi away).
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About visiting Glacier Bay
Glacier Bay National Park & Preserve is a National Park & Preserve in AK and a moderately visited park, drawing about 740,000 recreation visits in 2025. Visitation has climbed over the past decade, up roughly 20.2%, so crowds are trending heavier each year. Crowds concentrate sharply by season: July is the busiest month at about 2.6× the park's average month, while February is the calmest at roughly 0.0× — a 26-to-1 swing between high and low season. Roughly 62% of the year's visitors arrive in the three summer months of June, July and August alone, so timing a trip outside that window is the single biggest lever on how crowded the park feels. Weather swings from an average high-season warmth near 55°F in July down to about 29°F in January, with the wettest stretch in October. About 3 months a year see comfortable average temperatures in the 50–80°F range, which is part of why crowd timing and weather timing don't always line up. The sweet spot is May: the lightest crowds of the park's good-weather months. Visit then and you trade a little peak-season certainty for noticeably shorter lines and easier parking than the July rush. Daylight ranges from about 5.9 hours in midwinter to 18.0 hours near the summer solstice, which shapes how much ground you can cover in a day. These crowd figures are drawn from 1979–2025 of National Park Service visitor-use records, paired with 1991–2020 NOAA climate normals, and are updated as new monthly data is released.
Park overview
Covering 3.3 million acres of rugged mountains, dynamic glaciers, temperate rainforest, wild coastlines and deep sheltered fjords, Glacier Bay National Park and Preserve is known as Homeland to the Huna and Yakutat Lingít, and is a highlight of Alaska's Inside Passage. From sea to summit, Glacier Bay offers limitless opportunities for adventure and inspiration.
Weather & conditions
Summer temperatures average 50° to 60° F (10° to 15° C). Rain is the norm in lush southeast Alaska. It is best to be prepared to enjoy the park in any kind of weather, especially rain. Suggested clothing includes waterproof boots, rain gear, a hat, gloves, wool or pile layers or a warm coat. Good rain gear is essential here. April, May and June are usually the driest months of the year. September and October tend to be the wettest.
Park overview text courtesy of the National Park Service — official park site.
Where to stay near Glacier Bay
Hotels, cabins, lodges and vacation rentals near Glacier Bay National Park & Preserve — live availability and prices to plan your trip. May is our pick for the best balance of light crowds and good weather. Full lodging guide: when to book, gateway vs in-park, and the crowd calendar that drives room rates.
Top-rated places to stay near Glacier Bay
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
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Getting to Glacier Bay
Glacier Bay National Park & Preserve has no through-road access — most visitors arrive by air taxi, small plane, or boat, often via a gateway town. The nearest scheduled-service airport is Gustavus Airport (GST); plan the final leg (charter flight, ferry, or shuttle) separately.
Frequently Asked Questions
May offers the lightest crowds of the park's good-weather months at Glacier Bay National Park & Preserve. The park is busiest in July (about 2.6× the average month) and quietest in February.
July is the busiest month at Glacier Bay National Park & Preserve, running roughly 2.6 times the park's average monthly visitation.
February is the quietest month at Glacier Bay National Park & Preserve, at about 0.0× the average month — a good choice if you want to avoid crowds.
Glacier Bay National Park & Preserve recorded about 740,044 recreation visits in 2025. Visitation has been rising over the past decade (+20.2%).
Based on 1991–2020 climate normals, the warmest month at Glacier Bay National Park & Preserve averages about 55°F (July). See the month-by-month table above for the full picture.
Glacier Bay National Park & Preserve has no through-road access — most visitors arrive by air taxi, small plane, or boat, often via a gateway town. The nearest scheduled-service airport is Gustavus Airport (GST); plan the final leg (charter flight, ferry, or shuttle) separately.
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Sources: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI U.S. Climate Normals 1991–2020. Crowd index = a month's visits ÷ the park's average month.