Weather on September 4 at Glacier Bay
Glacier Bay National Park and Preserve
Based on 55 years of data from Juneau, AK
Planning Your Visit
September 4th in Glacier Bay National Park (via Juneau, AK) typically brings cool fall weather, with average highs around 59°F and lows near 46°F. Over 55 years of records, the warmest September 4th was in 2025 (61°F average), while the coldest was 1980 (46°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 71% of September 4th dates historically, with the wettest September 4th recording 3.89" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for September 4th 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 |
|---|---|---|---|---|
| 2025 | 73°F | 49°F | 0" | 0" |
| 2024 | 53°F | 47°F | 2.41" | 0" |
| 2023 | 56°F | 45°F | 0.94" | 0" |
| 2022 | 57°F | 49°F | 0.61" | 0" |
| 2021 | 58°F | 52°F | 0.38" | 0" |
| 2020 | 58°F | 44°F | 0.15" | 0" |
| 2019 | 64°F | 47°F | 0" | 0" |
| 2018 | 65°F | 39°F | 0" | 0" |
| 2017 | 62°F | 50°F | 1.65" | 0" |
| 2016 | 64°F | 44°F | 0" | 0" |
| 2015 | 62°F | 42°F | 0.03" | 0" |
| 2014 | 58°F | 52°F | 1.55" | 0" |
| 2013 | 56°F | 53°F | 1.88" | 0" |
| 2012 | 61°F | 49°F | 0.51" | 0" |
| 2011 | 52°F | 48°F | 1.14" | 0" |
| 2010 | 58°F | 49°F | 0" | 0" |
| 2009 | 57°F | 47°F | 0.2" | 0" |
| 2008 | 53°F | 49°F | 0.36" | 0" |
| 2007 | 53°F | 44°F | 1.27" | 0" |
| 2006 | 59°F | 50°F | 0.36" | 0" |
| 2005 | 61°F | 50°F | 0.03" | 0" |
| 2004 | 56°F | 48°F | 0.15" | 0" |
| 2003 | 60°F | 43°F | 0" | 0" |
| 2002 | 66°F | 35°F | 0" | 0" |
| 2001 | 56°F | 50°F | 0.2" | 0" |
| 2000 | 55°F | 49°F | 3.89" | 0" |
| 1999 | 56°F | 45°F | 0" | 0" |
| 1998 | 55°F | 43°F | 0.03" | 0" |
| 1997 | 57°F | 50°F | 2.31" | 0" |
| 1996 | 65°F | 44°F | 0.05" | 0" |
| 1995 | 61°F | 40°F | 0" | 0" |
| 1994 | 57°F | 49°F | 0.51" | 0" |
| 1993 | 65°F | 43°F | 0" | 0" |
| 1992 | 59°F | 39°F | 0" | 0" |
| 1991 | 59°F | 50°F | 2.31" | 0" |
| 1990 | 61°F | 49°F | 1.65" | 0" |
| 1989 | 55°F | 51°F | 0.79" | 0" |
| 1988 | 64°F | 50°F | 0" | 0" |
| 1987 | 55°F | 51°F | 1.88" | 0" |
| 1986 | 65°F | 41°F | 0" | 0" |
| 1985 | 61°F | 46°F | 0.74" | 0" |
| 1984 | 56°F | 46°F | 0.08" | 0" |
| 1983 | 55°F | 46°F | 1.19" | 0" |
| 1982 | 61°F | 43°F | 0" | 0" |
| 1981 | 54°F | 48°F | 1.02" | 0" |
| 1980 | 56°F | 37°F | 0.05" | 0" |
| 1979 | 61°F | 41°F | 0.03" | 0" |
| 1978 | 67°F | 44°F | 0" | 0" |
| 1977 | 67°F | 45°F | 0" | 0" |
| 1976 | 61°F | 42°F | 0.03" | 0" |
| 1975 | 53°F | 47°F | 0.56" | 0" |
| 1974 | 63°F | 42°F | 0.33" | 0" |
| 1973 | 57°F | 47°F | 0.28" | 0" |
| 1972 | 56°F | 48°F | 0.2" | 0" |
| 1971 | 57°F | 47°F | 0.3" | 0" |