Weather on August 29 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
August 29th in Mount Rainier National Park (via Seattle, WA) typically brings pleasant summer weather, with average highs around 74°F and lows near 57°F. Over 54 years of records, the warmest August 29th was in 1996 (77°F average), while the coldest was 1977 (59°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 33% of August 29th dates historically, with the wettest August 29th recording 2.06" 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 August 29th 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 | 75°F | 59°F | 0" | -- |
| 2024 | 76°F | 54°F | -- | -- |
| 2023 | 63°F | 59°F | 0.81" | -- |
| 2022 | 81°F | 58°F | 0" | -- |
| 2021 | 77°F | 56°F | 0" | -- |
| 2020 | 72°F | 58°F | 0" | -- |
| 2019 | 79°F | 61°F | 0.05" | -- |
| 2018 | 77°F | 56°F | 0" | -- |
| 2017 | 87°F | 61°F | 0" | -- |
| 2016 | 81°F | 54°F | 0" | 0" |
| 2015 | 75°F | 52°F | 0.56" | -- |
| 2014 | 75°F | 61°F | 0" | -- |
| 2013 | 76°F | 67°F | 1.17" | -- |
| 2012 | 74°F | 57°F | 0" | -- |
| 2011 | 73°F | 58°F | 0" | -- |
| 2010 | 68°F | 52°F | 0" | -- |
| 2009 | 73°F | 61°F | 0.51" | -- |
| 2008 | 76°F | 56°F | 0" | -- |
| 2007 | 82°F | 57°F | 0" | -- |
| 2006 | 68°F | 54°F | 0" | -- |
| 2005 | 68°F | 57°F | 0.2" | -- |
| 2004 | 75°F | 62°F | 0" | -- |
| 2003 | 81°F | 59°F | 0" | -- |
| 2002 | 78°F | 56°F | 0" | -- |
| 2001 | 77°F | 59°F | 0" | -- |
| 2000 | 68°F | 51°F | 0.1" | -- |
| 1999 | 66°F | 54°F | 0.2" | -- |
| 1997 | 75°F | 59°F | 0.2" | 0" |
| 1996 | 94°F | 60°F | 0" | 0" |
| 1995 | 72°F | 56°F | 0" | 0" |
| 1994 | 76°F | 58°F | 0" | 0" |
| 1993 | 75°F | 52°F | 0" | 0" |
| 1992 | 74°F | 51°F | 0" | 0" |
| 1991 | 80°F | 57°F | 0.51" | 0" |
| 1990 | 69°F | 61°F | 0.51" | 0" |
| 1989 | 74°F | 56°F | 0" | 0" |
| 1988 | 67°F | 58°F | 0.23" | 0" |
| 1987 | 78°F | 55°F | 0" | 0" |
| 1986 | 69°F | 62°F | 0.03" | 0" |
| 1985 | 76°F | 49°F | 0" | 0" |
| 1984 | 71°F | 51°F | 0" | 0" |
| 1983 | 71°F | 60°F | 2.06" | 0" |
| 1982 | 72°F | 56°F | 0.28" | 0" |
| 1981 | 71°F | 58°F | 0.15" | 0" |
| 1980 | 69°F | 48°F | 0" | 0" |
| 1979 | 67°F | 58°F | 0" | 0" |
| 1978 | 75°F | 57°F | 0" | 0" |
| 1977 | 62°F | 55°F | 1.68" | 0" |
| 1976 | 72°F | 59°F | 0" | 0" |
| 1975 | 67°F | 55°F | 0.53" | 0" |
| 1974 | 87°F | 62°F | 0" | 0" |
| 1973 | 71°F | 57°F | 0" | 0" |
| 1972 | 78°F | 58°F | 0" | 0" |
| 1971 | 70°F | 58°F | 0" | 0" |