Weather on December 16 at Mount Rainier
Mount Rainier National Park
Based on 55 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
December 16th in Mount Rainier National Park (via Seattle, WA) typically brings chilly winter weather, with average highs around 48°F and lows near 37°F. Over 55 years of records, the warmest December 16th was in 1974 (53°F average), while the coldest was 2008 (25°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 51% of December 16th dates historically, with the wettest December 16th recording 4.37" of rain. The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.2°F cooler on this date compared to 20-30 years ago.
Planning for December 16th in Mount Rainier? 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 | 57°F | 46°F | 1.98" | -- |
| 2024 | 51°F | 41°F | 0.3" | -- |
| 2023 | 50°F | 32°F | 0" | -- |
| 2022 | 45°F | 27°F | 0" | -- |
| 2021 | 45°F | 37°F | 0" | -- |
| 2020 | 50°F | 44°F | 0.71" | -- |
| 2019 | 47°F | 36°F | 0" | -- |
| 2018 | 55°F | 44°F | 1.22" | -- |
| 2017 | 46°F | 34°F | 0.25" | -- |
| 2016 | 35°F | 23°F | 0" | -- |
| 2015 | 46°F | 37°F | 0.33" | -- |
| 2014 | 53°F | 43°F | 0" | -- |
| 2013 | 51°F | 40°F | 0" | -- |
| 2012 | 47°F | 39°F | 2.36" | -- |
| 2011 | 50°F | 34°F | 0" | -- |
| 2010 | 49°F | 38°F | 0.05" | -- |
| 2009 | 54°F | 42°F | 1.17" | -- |
| 2008 | 31°F | 19°F | 0" | -- |
| 2007 | 51°F | 36°F | 0.48" | -- |
| 2006 | 42°F | 29°F | 0" | -- |
| 2005 | 42°F | 22°F | 0" | -- |
| 2004 | 46°F | 38°F | 0.03" | -- |
| 2003 | 53°F | 43°F | 0.74" | -- |
| 2002 | 50°F | 42°F | 1.52" | -- |
| 2001 | 53°F | 45°F | 1.09" | -- |
| 2000 | 54°F | 35°F | 1.6" | -- |
| 1999 | 53°F | 43°F | 0.13" | -- |
| 1998 | 53°F | 43°F | 0" | 0" |
| 1997 | 54°F | 44°F | 2.39" | 0" |
| 1996 | 45°F | 33°F | 0" | 0" |
| 1995 | 51°F | 40°F | 0" | 0" |
| 1994 | 48°F | 44°F | 0.56" | 0" |
| 1993 | 48°F | 33°F | 0" | 0" |
| 1992 | 39°F | 32°F | 0.36" | 0" |
| 1991 | 42°F | 29°F | 0" | 0" |
| 1990 | 41°F | 37°F | 0.56" | 0" |
| 1989 | 41°F | 37°F | 0" | 0" |
| 1988 | 50°F | 32°F | 0" | 0" |
| 1987 | 41°F | 31°F | 0.03" | 0" |
| 1986 | 48°F | 35°F | 0" | 0" |
| 1985 | 45°F | 34°F | 0" | 0" |
| 1984 | 39°F | 36°F | 0.18" | 0" |
| 1983 | 42°F | 33°F | 0" | 0" |
| 1982 | 54°F | 47°F | 1.8" | 0" |
| 1981 | 51°F | 36°F | 0" | 0" |
| 1980 | 49°F | 43°F | 0.03" | 0" |
| 1979 | 44°F | 37°F | 1.6" | 0" |
| 1978 | 45°F | 34°F | 0" | 0" |
| 1977 | 47°F | 37°F | 0" | 0" |
| 1976 | 56°F | 44°F | 0" | 0" |
| 1975 | 37°F | 33°F | 0" | 0" |
| 1974 | 59°F | 47°F | 0.3" | 0" |
| 1973 | 54°F | 46°F | 1.47" | 0" |
| 1972 | 45°F | 37°F | 4.37" | 0" |
| 1971 | 48°F | 42°F | 0" | 0" |