Glacier Bay in January: Crowds, Weather & What to Pack
Harsh season · VisitWhen score 47/100 · #12 of 12 months
January is a harsh-season month at Glacier Bay National Park: crowds run under 1% of the July peak (228 average visits). Weather: highs average 36°F and lows 29°F, with 10.5″ of precipitation and 7 hours of daylight. Roads and services are only partly open this month — see the access note below. Computed from NPS and NOAA data.
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Bring for Glacier Bay in January
- Insulated jacket, beanie and glovesSee it on AmazonWhy: nights average 29°F, below freezing.
- Rain shell + pack coverSee it on AmazonWhy: 10.5″ of precipitation is normal this month.
- Traction devices (microspikes) and gaitersSee it on AmazonWhy: 30″ normal snowfall.
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Crowds in January
Glacier Bay averages 228 recreation visits in January — under 1% of what July, the peak month, draws. Trailheads and parking fill accordingly — crowds are thin by this park's standards.
Weather & daylight
Days are cold (highs average 36°F), and nights drop below freezing (lows average 29°F). This is one of the wetter months (10.5″ of precipitation on average). Normal snowfall is 30″ — expect snow on the ground. Mid-month daylight runs 7 hours.
NOAA 1991–2020 monthly normals, station ELFIN COVE, AK US (42 mi from park coordinates, 20 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of January.
What to pack for Glacier Bay in January
Computed from the month's weather normals above — not a generic list.
- Insulated jacket, beanie and gloves — nights average 29°F, below freezing
- Rain shell + pack cover — 10.5″ of precipitation is normal this month
- Traction devices (microspikes) and gaiters — 30″ normal snowfall (compare other options)
- Headlamp — only 7 hours of daylight in mid-January (compare other options)
- Insulated, waterproof boots — plus navigation and a basic first-aid kit — 30″ of snow is normal this month
- Bear spray — recommended by the park in grizzly country (check current park regulations before you carry)
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If your dates are flexible, consider shifting: The computed best months for Glacier Bay are April and May.
Also at their best in January
Other parks whose computed January verdict is a best window — same NPS × NOAA formula:
- Channel Islands in January — 35% of peak crowds, highs 66°F, score 76/100
- Zion in January — 23% of peak crowds, highs 54°F, score 76/100
- Carlsbad Caverns in January — 38% of peak crowds, highs 56°F, score 73/100
- Big Bend in January — 50% of peak crowds, highs 69°F, score 71/100
Common questions
Is Glacier Bay crowded in January?
No — January is one of the quieter months: under 1% of the July peak, averaging 228 visits (NPS, 2021–2025).
What is the weather like in Glacier Bay in January?
Average highs of 36°F, lows of 29°F, 10.5″ of precipitation (NOAA 1991–2020 normals, ELFIN COVE, AK US station).
What should I pack for Glacier Bay in January?
Insulated jacket, beanie and gloves; Rain shell + pack cover; Traction devices (microspikes) and gaiters — the full weather-computed list is on this page.
Is everything open at Glacier Bay in January?
Park waters are open year-round, but tour boats and most visitor services operate roughly late May–early September. Always check the park's live NPS alerts for current conditions.
See also: the best national parks to visit in January · Last verified 2026-09-24