Weather on September 30 at Glacier Bay
Glacier Bay National Park and Preserve
Based on 55 years of data from Juneau, AK
Planning Your Visit
September 30th in Glacier Bay National Park (via Juneau, AK) typically brings cool fall weather, with average highs around 52°F and lows near 41°F. Over 55 years of records, the warmest September 30th was in 2008 (57°F average), while the coldest was 2000 (36°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 78% of September 30th dates historically, with the wettest September 30th recording 4.6" of rain. The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
Planning for September 30th 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 | 55°F | 34°F | 0" | 0" |
| 2024 | 54°F | 38°F | 0.38" | 0" |
| 2023 | 49°F | 43°F | 1.14" | 0" |
| 2022 | 57°F | 53°F | 4.6" | 0" |
| 2021 | 50°F | 43°F | 0.71" | 0" |
| 2020 | 54°F | 39°F | 0.58" | 0" |
| 2019 | 51°F | 44°F | 1.57" | 0" |
| 2018 | 63°F | 31°F | 0" | 0" |
| 2017 | 52°F | 36°F | 0" | 0" |
| 2016 | 58°F | 42°F | 0" | 0" |
| 2015 | 50°F | 42°F | 0.36" | 0" |
| 2014 | 51°F | 38°F | 1.83" | 0" |
| 2013 | 60°F | 37°F | 0.03" | 0" |
| 2012 | 49°F | 38°F | 0.18" | 0" |
| 2011 | 50°F | 42°F | 0.48" | 0" |
| 2010 | 53°F | 43°F | 0" | 0" |
| 2009 | 45°F | 42°F | 1.73" | 0" |
| 2008 | 62°F | 52°F | 0.28" | 0" |
| 2007 | 51°F | 43°F | 0.41" | 0" |
| 2006 | 49°F | 41°F | 0.64" | 0" |
| 2005 | 50°F | 44°F | 0.3" | 0" |
| 2004 | 50°F | 48°F | 0.1" | 0" |
| 2003 | 61°F | 40°F | 0" | 0" |
| 2002 | 48°F | 32°F | 0" | 0" |
| 2001 | 49°F | 46°F | 1.96" | 0" |
| 2000 | 41°F | 30°F | 0.28" | 0" |
| 1999 | 48°F | 44°F | 1.02" | 0" |
| 1998 | 53°F | 45°F | 1.5" | 0" |
| 1997 | 60°F | 36°F | 0" | 0" |
| 1996 | 48°F | 28°F | 0" | 0" |
| 1995 | 52°F | 46°F | 0" | 0" |
| 1994 | 50°F | 38°F | 0.03" | 0" |
| 1993 | 50°F | 45°F | 0.46" | 0" |
| 1992 | 53°F | 45°F | 0.48" | 0" |
| 1991 | 50°F | 44°F | 1.3" | 0" |
| 1990 | 51°F | 42°F | 0.56" | 0" |
| 1989 | 50°F | 39°F | 0" | 0" |
| 1988 | 49°F | 43°F | 1.8" | 0" |
| 1987 | 56°F | 42°F | 1.6" | 0" |
| 1986 | 50°F | 47°F | 0.69" | 0" |
| 1985 | 52°F | 46°F | 1.63" | 0" |
| 1984 | 52°F | 48°F | 1.19" | 0" |
| 1983 | 50°F | 45°F | 0.91" | 0" |
| 1982 | 56°F | 47°F | 1.63" | 0" |
| 1981 | 47°F | 39°F | 2.39" | 0" |
| 1980 | 54°F | 48°F | 1.42" | 0" |
| 1979 | 52°F | 38°F | 0.53" | 0" |
| 1978 | 50°F | 43°F | 0.15" | 0" |
| 1977 | 50°F | 33°F | 0.08" | 0" |
| 1976 | 51°F | 43°F | 0.18" | 0" |
| 1975 | 56°F | 50°F | 2.29" | 0" |
| 1974 | 42°F | 32°F | 2.29" | 0" |
| 1973 | 54°F | 37°F | 0" | 0" |
| 1972 | 51°F | 41°F | 0.2" | 0" |
| 1971 | 45°F | 39°F | 1.3" | 0" |