Best Time to Visit Glacier Bay National Park
The best months to visit Glacier Bay National Park are April, May, June — computed from official NPS visitation (2021–2025 average), NOAA weather normals and daylight. July is the crowd peak (117,153 monthly visits); February is quietest at 0% of peak.
Monthly crowd curve
Average monthly recreation visits, 2021–2025 (NPS Visitor Use Statistics). Amber bar = current month.
Glacier Bay month by month
| Month | Verdict | Avg visits | % of peak | High / Low | Precip | Daylight |
|---|---|---|---|---|---|---|
| January | Harsh season | 228 | 0% | 36°F / 29°F | 10.5″ | 7h |
| February | Harsh season | 173 | 0% | 38°F / 30°F | 8.0″ | 9.3h |
| March | Harsh season | 243 | 0% | 40°F / 31°F | 7.8″ | 11.7h |
| April | Best window | 7,505 | 6% | 46°F / 35°F | 5.8″ | 14.4h |
| May | Best window | 82,478 | 70% | 52°F / 41°F | 4.7″ | 16.8h |
| June | Best window | 107,978 | 92% | 56°F / 46°F | 3.6″ | 18.4h |
| July | Peak crowds | 117,153 | 100% | 58°F / 49°F | 4.9″ | 17.7h |
| August | Peak crowds | 114,531 | 98% | 59°F / 50°F | 7.9″ | 15.5h |
| September | Peak crowds | 88,442 | 75% | 56°F / 47°F | 12.2″ | 12.9h |
| October | Shoulder | 43,949 | 38% | 48°F / 40°F | 14.5″ | 10.3h |
| November | Harsh season | 213 | 0% | 40°F / 34°F | 12.3″ | 7.8h |
| December | Harsh season | 210 | 0% | 37°F / 31°F | 11.8″ | 6.3h |
Crowds: NPS Visitor Use Statistics, mean of 2021–2025 (2020 excluded as a COVID-19 anomaly). Weather: NOAA 1991–2020 monthly normals, station ELFIN COVE, AK US (42 mi from park coordinates). Daylight: computed for the 15th of each month at the park's location. Methodology.
Common questions
What is the best month to visit Glacier Bay?
April, May, June rank best for Glacier Bay on VisitWhen's computed score — the strongest balance of low crowds (NPS data), comfortable weather (NOAA normals) and daylight, among months when the park’s headline access is typically open.
What is the most crowded month at Glacier Bay?
July: an average of 117,153 recreation visits (NPS, 2021–2025). The quietest is February, at 0% of the July peak.
How many people visit Glacier Bay per year?
Glacier Bay National Park averaged 563,103 recreation visits per year over 2021–2025, per official NPS Visitor Use Statistics.
Dive into a month
Last verified 2026-07-16 · all parks