Weather on October 21 at Olympic
Olympic National Park
Based on 54 years of data from Seattle, WA
Elevation Note: Olympic sits at 1,500 ft. Expect temperatures 5°F cooler than the data shown below, which comes from Seattle, WA at a lower elevation.
Planning Your Visit
October 21st in Olympic National Park (via Seattle, WA) typically brings cool fall weather, with average highs around 59°F and lows near 46°F. Over 54 years of records, the warmest October 21st was in 2003 (62°F average), while the coldest was 2012 (45°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 57% of October 21st dates historically, with the wettest October 21st recording 2.11" 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 21st in Olympic? 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 | 61°F | 43°F | 0" | -- |
| 2024 | 57°F | 49°F | 0.28" | -- |
| 2023 | 56°F | 52°F | 0" | -- |
| 2022 | 54°F | 47°F | 0.56" | -- |
| 2021 | 69°F | 46°F | 1.04" | -- |
| 2020 | 55°F | 41°F | 0.56" | -- |
| 2019 | 61°F | 53°F | 0.1" | -- |
| 2018 | 57°F | 43°F | 0" | -- |
| 2017 | 59°F | 46°F | 0.48" | -- |
| 2016 | 59°F | 48°F | 0.03" | -- |
| 2015 | 65°F | 49°F | 0" | -- |
| 2014 | 64°F | 55°F | 0.25" | -- |
| 2013 | 54°F | 48°F | 0" | -- |
| 2012 | 54°F | 37°F | 0.36" | -- |
| 2011 | 60°F | 50°F | 0.05" | -- |
| 2010 | 61°F | 45°F | 0.05" | -- |
| 2009 | 64°F | 52°F | 0.38" | -- |
| 2008 | 56°F | 39°F | 0" | -- |
| 2007 | 55°F | 49°F | 0.18" | -- |
| 2006 | 63°F | 44°F | 0" | -- |
| 2005 | 68°F | 50°F | 0" | -- |
| 2004 | 54°F | 48°F | 0.03" | -- |
| 2003 | 66°F | 58°F | 0.64" | -- |
| 2002 | 59°F | 54°F | 0" | -- |
| 2001 | 54°F | 45°F | 0.74" | -- |
| 2000 | 57°F | 42°F | 0" | -- |
| 1999 | 64°F | 43°F | 0.03" | -- |
| 1997 | 53°F | 41°F | 0" | 0" |
| 1996 | 51°F | 42°F | 1.4" | 0" |
| 1995 | 59°F | 44°F | 0.3" | 0" |
| 1994 | 63°F | 48°F | 0" | 0" |
| 1993 | 64°F | 47°F | 0" | 0" |
| 1992 | 62°F | 50°F | 0" | 0" |
| 1991 | 59°F | 48°F | 0.99" | 0" |
| 1990 | 54°F | 48°F | 1.24" | 0" |
| 1989 | 59°F | 48°F | 0.61" | 0" |
| 1988 | 60°F | 53°F | 0.15" | 0" |
| 1987 | 63°F | 42°F | 0" | 0" |
| 1986 | 59°F | 48°F | 0" | 0" |
| 1985 | 56°F | 48°F | 0.3" | 0" |
| 1984 | 53°F | 39°F | 0" | 0" |
| 1983 | 64°F | 52°F | 0.58" | 0" |
| 1982 | 56°F | 48°F | 2.06" | 0" |
| 1981 | 61°F | 39°F | 0" | 0" |
| 1980 | 60°F | 42°F | 0" | 0" |
| 1979 | 59°F | 42°F | 0" | 0" |
| 1978 | 57°F | 44°F | 0.05" | 0" |
| 1977 | 61°F | 48°F | 0.18" | 0" |
| 1976 | 55°F | 41°F | 0" | 0" |
| 1975 | 50°F | 45°F | 2.11" | 0" |
| 1974 | 56°F | 44°F | 0" | 0" |
| 1973 | 58°F | 50°F | 0.33" | 0" |
| 1972 | 54°F | 49°F | 0.05" | 0" |
| 1971 | 54°F | 43°F | 0" | 0" |