Weather on January 21 at North Cascades
North Cascades National Park
Based on 56 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
January 21st in North Cascades National Park (via Seattle, WA) typically brings chilly winter weather, with average highs around 48°F and lows near 37°F. Over 56 years of records, the warmest January 21st was in 1981 (56°F average), while the coldest was 2008 (33°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 52% of January 21st dates historically, with the wettest January 21st recording 3.23" 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 January 21st in North Cascades? 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 | 47°F | 27°F | 0" | -- |
| 2025 | 47°F | 26°F | 0" | -- |
| 2024 | 49°F | 42°F | 0.41" | -- |
| 2023 | 43°F | 28°F | 0.41" | -- |
| 2022 | 50°F | 39°F | 0" | -- |
| 2021 | 47°F | 41°F | 0.03" | -- |
| 2020 | 51°F | 43°F | 1.65" | -- |
| 2019 | 48°F | 34°F | 0" | -- |
| 2018 | 52°F | 41°F | 0.56" | -- |
| 2017 | 52°F | 39°F | 0.1" | -- |
| 2016 | 52°F | 45°F | 3.23" | -- |
| 2015 | 48°F | 32°F | 0" | -- |
| 2014 | 51°F | 31°F | 0" | -- |
| 2013 | 38°F | 32°F | 0" | -- |
| 2012 | 48°F | 37°F | 0.15" | -- |
| 2011 | 51°F | 45°F | 1.73" | -- |
| 2010 | 59°F | 42°F | 0" | -- |
| 2009 | 43°F | 32°F | 0" | -- |
| 2008 | 41°F | 24°F | 0" | -- |
| 2007 | 45°F | 37°F | 0" | -- |
| 2006 | 46°F | 38°F | 0.18" | -- |
| 2005 | 61°F | 50°F | 0.03" | -- |
| 2004 | 46°F | 35°F | 0" | -- |
| 2003 | 45°F | 44°F | 1.42" | -- |
| 2002 | 43°F | 36°F | 0" | -- |
| 2001 | 45°F | 41°F | 2.18" | -- |
| 2000 | 50°F | 39°F | 0.53" | -- |
| 1999 | 48°F | 41°F | 0.48" | -- |
| 1998 | 44°F | 39°F | 0.99" | 0" |
| 1997 | 46°F | 39°F | 0.18" | 0" |
| 1996 | 42°F | 32°F | 1.63" | 0" |
| 1995 | 57°F | 33°F | 0" | 0" |
| 1994 | 49°F | 39°F | 0.28" | 0" |
| 1993 | 46°F | 40°F | 0.13" | 0" |
| 1992 | 50°F | 40°F | 0.41" | 0" |
| 1991 | 47°F | 30°F | 0" | 0" |
| 1990 | 47°F | 35°F | 0.18" | 0" |
| 1989 | 48°F | 39°F | 0" | 0" |
| 1988 | 49°F | 36°F | 0" | 0" |
| 1987 | 43°F | 33°F | 0" | 0" |
| 1986 | 49°F | 40°F | 0" | 0" |
| 1985 | 42°F | 37°F | 0" | 0" |
| 1984 | 47°F | 35°F | 0.13" | 0" |
| 1983 | 46°F | 34°F | 0" | 0" |
| 1982 | 42°F | 34°F | 0.15" | 0" |
| 1981 | 63°F | 50°F | 0.81" | 0" |
| 1980 | 50°F | 34°F | 0" | 0" |
| 1979 | 43°F | 35°F | 0.69" | 0" |
| 1978 | 52°F | 44°F | 1.6" | 0" |
| 1977 | 52°F | 37°F | 0" | 0" |
| 1976 | 54°F | 33°F | 0" | 0" |
| 1975 | 47°F | 43°F | 0" | 0" |
| 1974 | 43°F | 32°F | 0.05" | 0" |
| 1973 | 48°F | 35°F | 0" | 0" |
| 1972 | 49°F | 44°F | 0" | 0" |
| 1971 | 44°F | 36°F | 0.18" | 0" |