Weather on October 9 at Mount Rainier
Mount Rainier National Park
Based on 54 years of data from Seattle, WA
Elevation Note: Mount Rainier sits at 5,400 ft. Expect temperatures 19°F cooler than the data shown below, which comes from Seattle, WA at a lower elevation.
Planning Your Visit
October 9th in Mount Rainier National Park (via Seattle, WA) typically brings mild fall weather, with average highs around 63°F and lows near 49°F. Over 54 years of records, the warmest October 9th was in 1996 (64°F average), while the coldest was 2019 (44°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 41% of October 9th dates historically, with the wettest October 9th recording 2.67" 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 9th in Mount Rainier? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 63°F | 53°F | 0.08" | -- |
| 2024 | 65°F | 53°F | 0" | 0" |
| 2023 | 63°F | 54°F | 0" | -- |
| 2022 | 73°F | 51°F | 0" | -- |
| 2021 | 58°F | 42°F | 0" | -- |
| 2020 | 68°F | 59°F | 1.4" | -- |
| 2019 | 53°F | 36°F | 0" | -- |
| 2018 | 61°F | 51°F | 0.08" | -- |
| 2017 | 64°F | 40°F | 0" | -- |
| 2016 | 57°F | 50°F | 0.53" | -- |
| 2015 | 70°F | 55°F | 0.03" | -- |
| 2014 | 65°F | 56°F | 0" | -- |
| 2013 | 60°F | 41°F | 0" | -- |
| 2012 | 60°F | 49°F | 0" | -- |
| 2011 | 61°F | 51°F | 0.15" | -- |
| 2010 | 63°F | 58°F | 2.67" | -- |
| 2009 | 62°F | 49°F | 0" | -- |
| 2008 | 55°F | 40°F | 0.03" | -- |
| 2007 | 64°F | 51°F | 0.03" | -- |
| 2006 | 64°F | 49°F | 0" | -- |
| 2005 | 64°F | 49°F | 0" | -- |
| 2004 | 60°F | 51°F | 0.15" | -- |
| 2003 | 60°F | 46°F | 0.48" | -- |
| 2002 | 60°F | 52°F | 0.05" | -- |
| 2001 | 60°F | 45°F | 0" | -- |
| 2000 | 58°F | 53°F | 0.81" | -- |
| 1999 | 60°F | 47°F | 0" | -- |
| 1997 | 56°F | 45°F | 0.28" | 0" |
| 1996 | 77°F | 51°F | 0" | 0" |
| 1995 | 59°F | 52°F | 0.33" | 0" |
| 1994 | 68°F | 52°F | 0" | 0" |
| 1993 | 70°F | 47°F | 0" | 0" |
| 1992 | 61°F | 45°F | 0" | 0" |
| 1991 | 70°F | 46°F | 0" | 0" |
| 1990 | 60°F | 47°F | 0.25" | 0" |
| 1989 | 68°F | 51°F | 0" | 0" |
| 1988 | 64°F | 50°F | 0" | 0" |
| 1987 | 72°F | 47°F | 0" | 0" |
| 1986 | 64°F | 52°F | 0" | 0" |
| 1985 | 57°F | 39°F | 0" | 0" |
| 1984 | 67°F | 55°F | 0.74" | 0" |
| 1983 | 61°F | 46°F | 0" | 0" |
| 1982 | 63°F | 48°F | 0" | 0" |
| 1981 | 61°F | 46°F | 0.38" | 0" |
| 1980 | 63°F | 43°F | 0" | 0" |
| 1979 | 72°F | 49°F | 0" | 0" |
| 1978 | 66°F | 54°F | 0.43" | 0" |
| 1977 | 58°F | 44°F | 0" | 0" |
| 1976 | 65°F | 54°F | 0.03" | 0" |
| 1975 | 56°F | 52°F | 1.68" | 0" |
| 1974 | 64°F | 49°F | 0" | 0" |
| 1973 | 58°F | 43°F | 0" | 0" |
| 1972 | 54°F | 46°F | 0.03" | 0" |
| 1971 | 71°F | 47°F | 0" | 0" |