Weather on October 3 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 3rd in Mount Rainier National Park (via Seattle, WA) typically brings mild fall weather, with average highs around 64°F and lows near 49°F. Over 54 years of records, the warmest October 3rd was in 1980 (66°F average), while the coldest was 2018 (49°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 26% of October 3rd dates historically, with the wettest October 3rd recording 1.5" 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 3rd in Mount Rainier? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 66°F | 51°F | 0" | -- |
| 2024 | 66°F | 47°F | 0" | -- |
| 2023 | 62°F | 53°F | 0" | -- |
| 2022 | 75°F | 52°F | 0" | -- |
| 2021 | 58°F | 52°F | 0" | -- |
| 2020 | 60°F | 54°F | 0" | -- |
| 2019 | 63°F | 50°F | 0.05" | -- |
| 2018 | 56°F | 42°F | 0" | -- |
| 2017 | 68°F | 43°F | 0" | -- |
| 2016 | 61°F | 51°F | 0.03" | -- |
| 2015 | 68°F | 56°F | 0" | -- |
| 2014 | 72°F | 49°F | 0" | -- |
| 2013 | 59°F | 46°F | 0" | -- |
| 2012 | 66°F | 45°F | 0" | -- |
| 2011 | 63°F | 52°F | 0.18" | -- |
| 2010 | 63°F | 55°F | 0" | -- |
| 2009 | 58°F | 47°F | 0" | -- |
| 2008 | 61°F | 55°F | 1.24" | -- |
| 2007 | 57°F | 44°F | 0.43" | -- |
| 2006 | 58°F | 52°F | 0" | -- |
| 2005 | 61°F | 42°F | 0.05" | -- |
| 2004 | 71°F | 46°F | 0" | -- |
| 2003 | 61°F | 52°F | 0" | -- |
| 2002 | 59°F | 55°F | 1.22" | -- |
| 2001 | 64°F | 49°F | 0" | -- |
| 2000 | 60°F | 44°F | 0" | -- |
| 1999 | 66°F | 40°F | 0" | -- |
| 1997 | 63°F | 52°F | 1.04" | 0" |
| 1996 | 62°F | 55°F | 0.36" | 0" |
| 1995 | 63°F | 52°F | 0.28" | 0" |
| 1994 | 68°F | 45°F | 0" | 0" |
| 1993 | 78°F | 52°F | 0" | 0" |
| 1992 | 60°F | 52°F | 0.38" | 0" |
| 1991 | 64°F | 47°F | 0" | 0" |
| 1990 | 64°F | 50°F | 0.05" | 0" |
| 1989 | 66°F | 44°F | 0" | 0" |
| 1988 | 59°F | 53°F | 0" | 0" |
| 1987 | 71°F | 58°F | 0" | 0" |
| 1986 | 63°F | 49°F | 0" | 0" |
| 1985 | 63°F | 47°F | 0" | 0" |
| 1984 | 72°F | 51°F | 0" | 0" |
| 1983 | 60°F | 53°F | 0.13" | 0" |
| 1982 | 59°F | 48°F | 0" | 0" |
| 1981 | 59°F | 48°F | 0" | 0" |
| 1980 | 80°F | 51°F | 0" | 0" |
| 1979 | 75°F | 48°F | 0" | 0" |
| 1978 | 64°F | 49°F | 0" | 0" |
| 1977 | 59°F | 42°F | 0" | 0" |
| 1976 | 59°F | 47°F | 0" | 0" |
| 1975 | 63°F | 53°F | 1.5" | 0" |
| 1974 | 63°F | 47°F | 0" | 0" |
| 1973 | 60°F | 43°F | 0" | 0" |
| 1972 | 60°F | 51°F | 0" | 0" |
| 1971 | 65°F | 55°F | 0" | 0" |