Weather on October 17 at North Cascades
North Cascades National Park
Based on 54 years of data from Seattle, WA
Elevation Note: North Cascades sits at 4,200 ft. Expect temperatures 15°F cooler than the data shown below, which comes from Seattle, WA at a lower elevation.
Planning Your Visit
October 17th in North Cascades National Park (via Seattle, WA) typically brings mild fall weather, with average highs around 60°F and lows near 47°F. Over 54 years of records, the warmest October 17th was in 2015 (63°F average), while the coldest was 1971 (45°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 43% of October 17th dates historically, with the wettest October 17th recording 2.9" of rain. 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 October 17th in North Cascades? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 60°F | 49°F | 0.3" | -- |
| 2024 | 56°F | 47°F | 0.13" | -- |
| 2023 | 59°F | 48°F | 0.05" | -- |
| 2022 | 68°F | 50°F | 0" | -- |
| 2021 | 57°F | 51°F | 0" | -- |
| 2020 | 58°F | 53°F | 0" | -- |
| 2019 | 58°F | 50°F | 0.13" | -- |
| 2018 | 70°F | 43°F | 0" | -- |
| 2017 | 61°F | 48°F | 0.13" | -- |
| 2016 | 60°F | 51°F | 0.1" | -- |
| 2015 | 68°F | 57°F | 0.1" | -- |
| 2014 | 64°F | 57°F | 0.36" | -- |
| 2013 | 58°F | 46°F | 0.03" | -- |
| 2012 | 59°F | 43°F | 0" | -- |
| 2011 | 59°F | 41°F | 0" | -- |
| 2010 | 58°F | 39°F | 0" | -- |
| 2009 | 67°F | 56°F | 2.77" | -- |
| 2008 | 66°F | 51°F | 0.23" | -- |
| 2007 | 57°F | 41°F | 0.56" | -- |
| 2006 | 60°F | 50°F | 0" | -- |
| 2005 | 67°F | 57°F | 0" | -- |
| 2004 | 57°F | 49°F | 1.6" | -- |
| 2003 | 72°F | 53°F | 1.42" | -- |
| 2002 | 68°F | 42°F | 0" | -- |
| 2001 | 56°F | 41°F | 0" | -- |
| 2000 | 68°F | 49°F | 0.81" | -- |
| 1999 | 60°F | 38°F | 0" | -- |
| 1997 | 60°F | 52°F | 0" | 0" |
| 1996 | 51°F | 40°F | 1.91" | 0" |
| 1995 | 56°F | 46°F | 0.86" | 0" |
| 1994 | 52°F | 44°F | 0.08" | 0" |
| 1993 | 60°F | 47°F | 0" | 0" |
| 1992 | 59°F | 48°F | 0.08" | 0" |
| 1991 | 57°F | 41°F | 0" | 0" |
| 1990 | 57°F | 45°F | 0.43" | 0" |
| 1989 | 70°F | 47°F | 0" | 0" |
| 1988 | 56°F | 46°F | 0" | 0" |
| 1987 | 58°F | 44°F | 0" | 0" |
| 1986 | 59°F | 48°F | 0" | 0" |
| 1985 | 62°F | 50°F | 0" | 0" |
| 1984 | 54°F | 40°F | 0" | 0" |
| 1983 | 60°F | 50°F | 0.36" | 0" |
| 1982 | 53°F | 41°F | 0.33" | 0" |
| 1981 | 54°F | 46°F | 0" | 0" |
| 1980 | 58°F | 41°F | 0" | 0" |
| 1979 | 60°F | 46°F | 0" | 0" |
| 1978 | 64°F | 51°F | 0" | 0" |
| 1977 | 60°F | 43°F | 0" | 0" |
| 1976 | 58°F | 42°F | 0" | 0" |
| 1975 | 61°F | 50°F | 2.9" | 0" |
| 1974 | 66°F | 46°F | 0" | 0" |
| 1973 | 69°F | 46°F | 0" | 0" |
| 1972 | 60°F | 46°F | 0" | 0" |
| 1971 | 52°F | 38°F | 0" | 0" |