Climate guide for Glacier Bay National Park, Alaska

Best Time to Visit
Glacier Bay National Park

How to read the score (0–10)
05810
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Travel Tips

Plan ahead for Glacier Bay National Park
Check local weather forecasts and seasonal daylight hours before traveling to Glacier Bay National Park.

Things to do in Glacier Bay National Park

Glacier Bay National Park, Alaska. Live activities and tours from GetYourGuide, matched to this destination.

Frequently asked

When is the best time to visit Glacier Bay National Park, Alaska?
The best months to visit Glacier Bay National Park are January, February, March. January is the single peak month with a climate score of 4.8/10 based on temperature, rainfall, humidity, daylight and historical sunny days.
What is the weather like in Glacier Bay National Park year-round?
Glacier Bay National Park has a nature and wildlife climate profile. Average monthly temperatures range from -8°C in January to 20°C in July, with climate scores between 4.8 and 4.8 out of 10.
Which months should I avoid in Glacier Bay National Park?
The lowest-scoring months in Glacier Bay National Park are January (4.8/10), February (4.8/10), March (4.8/10). These months typically combine less comfortable temperatures, higher rainfall or fewer sunny days.
When is the rainy season in Glacier Bay National Park?
January is the wettest month in Glacier Bay National Park, averaging about 150 mm of rainfall. May is the driest, at roughly 130 mm.
Which is the sunniest month in Glacier Bay National Park?
May sees the most sun in Glacier Bay National Park, with about 16 sunny days on average - ideal for outdoor plans.
Is Glacier Bay National Park good for nature and wildlife travel?
Glacier Bay National Park is profiled as a nature and wildlife destination in Alaska. Its highest-scoring window (January, February, March) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Glacier Bay National Park calculated?
Each month is rated 0-10 using ERA5 climate normals for Glacier Bay National Park: temperature comfort, precipitation, humidity, daylight hours, and historical sunny days - weighted for a nature and wildlife trip.

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