Weather on March 20 at Glacier Bay
Glacier Bay National Park and Preserve
Based on 56 years of data from Juneau, AK
Planning Your Visit
March 20th in Glacier Bay National Park (via Juneau, AK) typically brings chilly spring weather, with average highs around 41°F and lows near 28°F. Over 56 years of records, the warmest March 20th was in 1992 (43°F average), while the coldest was 2001 (15°F) — a 28°F range across recorded history. Precipitation has occurred on 50% of recorded March 20th dates, with snow falling 18% of the time (heaviest snowfall: 3"). The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in Glacier Bay? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 33°F | 24°F | 0.2" | 2.7" |
| 2025 | 43°F | 33°F | 0.33" | 0" |
| 2024 | 52°F | 26°F | 0" | 0" |
| 2023 | 42°F | 34°F | 0.08" | 0" |
| 2022 | 43°F | 34°F | 0.03" | 0" |
| 2021 | 34°F | 21°F | 0.13" | 1.1" |
| 2020 | 47°F | 24°F | 0" | 0" |
| 2019 | 52°F | 31°F | 0" | 0" |
| 2018 | 39°F | 30°F | 0.56" | 0.1" |
| 2017 | 38°F | 28°F | 0.28" | 0" |
| 2016 | 52°F | 33°F | 0" | 0" |
| 2015 | 49°F | 29°F | 0.25" | 0" |
| 2014 | 42°F | 25°F | 0" | 0" |
| 2013 | 28°F | 9°F | 0" | 0" |
| 2012 | 36°F | 23°F | 0" | 0" |
| 2011 | 40°F | 18°F | 0" | 0" |
| 2010 | 44°F | 28°F | 0.13" | 0" |
| 2009 | 39°F | 24°F | 0.25" | 3" |
| 2008 | 42°F | 28°F | 0" | 0" |
| 2007 | 32°F | 18°F | 0.1" | 0.7" |
| 2006 | 39°F | 34°F | 0.56" | 0" |
| 2005 | 31°F | 23°F | 0" | 0" |
| 2004 | 38°F | 22°F | 0" | 0" |
| 2003 | 42°F | 33°F | 0.46" | 0" |
| 2002 | 44°F | 14°F | 0" | 0" |
| 2001 | 20°F | 11°F | 0" | 0" |
| 2000 | 41°F | 35°F | 0.89" | 0" |
| 1999 | 40°F | 35°F | 0.48" | 0" |
| 1998 | 49°F | 24°F | 0" | 0" |
| 1997 | 41°F | 34°F | 0.86" | 0" |
| 1996 | 33°F | 27°F | 0" | 0" |
| 1995 | 38°F | 23°F | 0" | 0" |
| 1994 | 38°F | 32°F | 0.2" | 0.9" |
| 1993 | 41°F | 32°F | 0.51" | 0.3" |
| 1992 | 45°F | 41°F | 0.41" | 0" |
| 1991 | 41°F | 24°F | 0" | 0" |
| 1990 | 31°F | 21°F | 0" | 0" |
| 1989 | 46°F | 32°F | 0" | 0" |
| 1988 | 42°F | 33°F | 0.03" | 0" |
| 1987 | 48°F | 26°F | 0" | 0" |
| 1986 | 42°F | 37°F | 1.91" | 0" |
| 1985 | 45°F | 30°F | 0.61" | 1" |
| 1984 | 46°F | 32°F | 0" | 0" |
| 1983 | 43°F | 23°F | 0" | 0" |
| 1982 | 41°F | 33°F | 0" | 0" |
| 1981 | 59°F | 23°F | 0" | 0" |
| 1980 | 44°F | 32°F | 0.25" | 0" |
| 1979 | 50°F | 33°F | 0.43" | 0" |
| 1978 | 39°F | 35°F | 0.03" | 0" |
| 1977 | 41°F | 33°F | 0.43" | 1.1" |
| 1976 | 40°F | 26°F | 0" | 0" |
| 1975 | 39°F | 24°F | 0.1" | 0" |
| 1974 | 38°F | 30°F | 0" | 0" |
| 1973 | 35°F | 19°F | 0" | 0" |
| 1972 | 38°F | 31°F | 0.03" | 0.1" |
| 1971 | 37°F | 24°F | 0" | 0" |