Weather on December 18
Tacoma, WA
55 Years of Data
Avg High
47°F
Avg Low
36°F
Warmest
1979
53°F avg
Coldest
1984
30°F avg
About This Date
December 18th in Tacoma, WA typically brings chilly winter weather, with average highs around 47°F and lows near 36°F. Over 55 years of records, the warmest December 18th was in 1979 (53°F average), while the coldest was 1984 (30°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 65% of December 18th dates historically, with the wettest December 18th recording 2.11" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Tacoma, WA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 52° | 42° | 47° | 1.32" | — |
| 2024 | 57° | 46° | 52° | 0.76" | — |
| 2023 | 47° | 40° | 43° | 0.23" | — |
| 2022 | 42° | 35° | 39° | 0.03" | — |
| 2021 | 53° | 38° | 45° | 1.91" | — |
| 2020 | 52° | 44° | 48° | 0.51" | — |
| 2019 | 45° | 36° | 40° | 0.1" | — |
| 2018 | 54° | 46° | 50° | 2.11" | — |
| 2017 | 52° | 43° | 47° | 0.81" | — |
| 2016 | 40° | 22° | 31° | — | — |
| 2015 | 48° | 41° | 45° | 1.85" | — |
| 2014 | 49° | 43° | 46° | 0.51" | — |
| 2013 | 48° | 39° | 44° | 0.2" | — |
| 2012 | 40° | 34° | 37° | 0.41" | — |
| 2011 | 46° | 37° | 42° | 0.03" | — |
| 2010 | 48° | 36° | 42° | 0.71" | — |
| 2009 | 50° | 40° | 45° | 0.18" | — |
| 2008 | 38° | 29° | 33° | 0.38" | — |
| 2007 | 49° | 39° | 44° | 0.99" | — |
| 2006 | 43° | 31° | 37° | — | — |
| 2005 | 46° | 24° | 35° | — | — |
| 2004 | 51° | 45° | 48° | — | — |
| 2003 | 53° | 33° | 43° | — | — |
| 2002 | 49° | 40° | 44° | 0.46" | — |
| 2001 | 48° | 36° | 42° | 0.33" | — |
| 2000 | 49° | 32° | 40° | — | — |
| 1999 | 55° | 47° | 51° | 0.81" | — |
| 1998 | 44° | 31° | 37° | 0.25" | — |
| 1997 | 55° | 35° | 45° | 0.03" | — |
| 1996 | 43° | 30° | 36° | — | — |
| 1995 | 47° | 38° | 42° | 0.05" | — |
| 1994 | 55° | 47° | 51° | 0.58" | — |
| 1993 | 37° | 30° | 34° | — | — |
| 1992 | 40° | 30° | 35° | — | — |
| 1991 | 47° | 35° | 41° | 1.04" | — |
| 1990 | 51° | 35° | 43° | — | — |
| 1989 | 41° | 36° | 38° | — | — |
| 1988 | 46° | 27° | 36° | 0.03" | — |
| 1987 | 39° | 31° | 35° | 0.13" | — |
| 1986 | 40° | 29° | 34° | 0.2" | — |
| 1985 | 38° | 33° | 35° | — | — |
| 1984coldest | 35° | 24° | 30° | — | — |
| 1983 | 42° | 35° | 39° | — | — |
| 1982 | 47° | 31° | 39° | 0.89" | — |
| 1981 | 48° | 41° | 45° | 0.89" | — |
| 1980 | 47° | 42° | 44° | — | — |
| 1979warmest | 55° | 50° | 53° | 1.6" | — |
| 1978 | 41° | 31° | 36° | — | — |
| 1977 | 44° | 35° | 40° | 0.2" | — |
| 1976 | 50° | 41° | 46° | — | — |
| 1975 | 43° | 29° | 36° | — | — |
| 1974 | 50° | 40° | 45° | 0.66" | — |
| 1973 | 46° | 42° | 44° | — | — |
| 1972 | 54° | 44° | 49° | 1.02" | — |
| 1971 | 50° | 36° | 43° | 0.81" | — |
55 years of data from TACOMA CITY HALL