Weather on April 20 at Glacier Bay

Glacier Bay National Park and Preserve

AKAlaska
Avg High50°F
Avg Low34°F
Warmest199451°F
Coldest197232°F

Based on 55 years of data from Juneau, AK

Planning Your Visit

April 20th in Glacier Bay National Park (via Juneau, AK) typically brings cool spring weather, with average highs around 50°F and lows near 34°F. Over 55 years of records, the warmest April 20th was in 1994 (51°F average), while the coldest was 1972 (32°F) — a 19°F range across recorded history. Precipitation has occurred on 67% of recorded April 20th dates, with snow falling 4% of the time (heaviest snowfall: 3.3"). Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for April 20th in Glacier Bay? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202548°F36°F0.1"0"
202461°F30°F0"0"
202358°F32°F0"0"
202253°F30°F0"0"
202157°F36°F0.08"0"
202049°F36°F0.56"0"
201947°F38°F0"0"
201848°F31°F0.23"0"
201749°F38°F0.2"0"
201659°F30°F0"0"
201548°F37°F1.07"0"
201456°F38°F0.2"0"
201345°F22°F0"0"
201253°F39°F0.51"0"
201144°F35°F0.28"0"
201048°F40°F1.8"0"
200946°F33°F0.28"0"
200850°F24°F0"0"
200758°F27°F0"0"
200647°F29°F0.2"0"
200550°F43°F0.46"0"
200455°F28°F0"0"
200355°F32°F0"0"
200243°F38°F0.51"0"
200158°F31°F0"0"
200045°F40°F1.4"0"
199946°F39°F1.07"0"
199850°F32°F0"0"
199746°F34°F0.41"0"
199653°F38°F0.03"0"
199554°F29°F0"0"
199458°F44°F0.08"0"
199358°F35°F0"0"
199250°F39°F0.08"0"
199152°F32°F0"0"
199043°F41°F0.46"0"
198957°F36°F0.05"0"
198857°F30°F0"0"
198742°F38°F0.28"0"
198641°F35°F0.28"0"
198545°F35°F0.1"0"
198453°F43°F0.23"0"
198348°F38°F0.03"0"
198243°F37°F0.43"0"
198150°F40°F0.3"0"
198047°F38°F0.08"0"
197955°F26°F0"0"
197866°F30°F0"0"
197750°F34°F0.15"0"
197647°F34°F0.05"0"
197544°F26°F0.46"3.3"
197439°F32°F0.3"0"
197338°F34°F0.84"0"
197240°F25°F0.1"0.6"
197144°F30°F0.03"0"

April 20 at Nearby Parks

Holiday Weather at Glacier Bay

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

Explore More at Glacier Bay

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