Weather on January 20 at Glacier Bay

Glacier Bay National Park and Preserve

AKAlaska
Avg High35°F
Avg Low26°F
Warmest202343°F
Coldest19826°F

Based on 56 years of data from Juneau, AK

Planning Your Visit

January 20th in Glacier Bay National Park (via Juneau, AK) typically brings cold winter weather, with average highs around 35°F and lows near 26°F. Over 56 years of records, the warmest January 20th was in 2023 (43°F average), while the coldest was 1982 (6°F) — a 37°F range across recorded history. Precipitation has occurred on 71% of recorded January 20th dates, with snow falling 29% of the time (heaviest snowfall: 10"). The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.

The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.

Planning for January 20th in Glacier Bay? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella. Check road conditions if traveling, as snow is possible.

Year by Year History

YearHighLowPrecipSnow
202630°F21°F0"0"
202537°F33°F1.17"0.2"
202426°F11°F0"0"
202347°F39°F2.39"0"
202239°F33°F0.69"0"
202138°F32°F0.03"0"
202035°F27°F0.18"1.3"
201929°F27°F1.35"6"
201834°F31°F0"0"
201729°F12°F0"0"
201641°F33°F0.03"0"
201545°F39°F3.12"0"
201439°F35°F0.28"0"
201336°F29°F0.56"0"
201224°F18°F0"0"
201139°F26°F0.69"0.4"
201037°F27°F0.05"0"
200939°F34°F1.02"0"
200831°F19°F0"0"
200738°F33°F1.4"0"
200634°F29°F0.03"0.5"
200529°F23°F0.64"0.5"
200443°F37°F1.47"0"
200341°F30°F0.23"0"
200235°F24°F0"0"
200140°F27°F0.05"0"
200033°F27°F0.08"0"
199920°F5°F0"0"
199834°F29°F1.09"3.5"
199734°F25°F0"0"
199618°F-6°F0"0"
199541°F33°F0"0"
199429°F15°F0.15"0.9"
199333°F27°F0.23"1.6"
199241°F36°F0.41"0"
199146°F34°F0.64"0"
199039°F35°F0.23"0"
198926°F21°F1.22"8.8"
198838°F30°F0.05"0.2"
198738°F34°F0"0"
198636°F32°F0.41"0.1"
198541°F39°F2.16"0"
198434°F29°F0.94"10"
198334°F23°F0"0"
198212°F-1°F0"0"
198147°F32°F0.05"0"
198038°F30°F0.28"0"
197935°F20°F0"0"
197841°F29°F0.3"0"
197736°F33°F0.36"0"
197644°F34°F1.85"0"
197538°F32°F0.25"0"
197430°F25°F0.18"1.7"
197328°F19°F0.1"0.7"
197216°F10°F0"0"
197129°F14°F0.05"1.1"

January 20 at Nearby Parks

Holiday Weather at Glacier Bay

Official NPS WebsiteVisit nps.gov/glba for park information, alerts, and reservations

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