Weather on December 18
Salt Lake City, UT
55 Years of Data
About This Date
December 18th in Salt Lake City, UT typically brings cold winter weather, with average highs around 37°F and lows near 22°F. Over 55 years of records, the warmest December 18th was in 1978 (43°F average), while the coldest was 1971 (19°F) — a 24°F range across recorded history. Precipitation has occurred on 25% of recorded December 18th dates, with snow falling 24% of the time (heaviest snowfall: 3"). The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Salt Lake City, UT? Bundle up with warm layers and protect extremities from the cold. Check road conditions if traveling, as snow is possible.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 47° | 28° | 37° | — | — |
| 2024 | 54° | 33° | 43° | — | — |
| 2023 | 32° | 27° | 30° | — | — |
| 2022 | 29° | 12° | 21° | — | — |
| 2021 | 36° | 20° | 28° | — | — |
| 2020 | 35° | 30° | 33° | — | — |
| 2019 | 37° | 21° | 29° | — | — |
| 2018 | 48° | 32° | 40° | — | — |
| 2017 | 45° | 27° | 36° | — | — |
| 2016 | 27° | 15° | 21° | — | — |
| 2015 | 42° | 27° | 35° | — | — |
| 2014 | 46° | 29° | 38° | — | — |
| 2013 | 29° | 15° | 22° | 0.03" | — |
| 2012 | 36° | 26° | 31° | 0.08" | — |
| 2011 | 32° | 23° | 28° | — | — |
| 2010 | 35° | 27° | 31° | 0.1" | 0.8" |
| 2009 | 37° | 23° | 30° | — | — |
| 2008 | 33° | 21° | 27° | — | — |
| 2007 | 40° | 23° | 31° | — | — |
| 2006 | 29° | 14° | 21° | — | — |
| 2005 | 32° | 23° | 28° | 0.43" | 3" |
| 2004 | 31° | 22° | 26° | — | 0.1" |
| 2003 | 38° | 22° | 30° | — | — |
| 2002 | 36° | 27° | 31° | 0.08" | 0.6" |
| 2001 | 29° | 11° | 20° | — | — |
| 2000 | 35° | 22° | 28° | — | — |
| 1999 | 46° | 36° | 41° | — | — |
| 1998 | 39° | 22° | 30° | — | — |
| 1997 | 38° | 24° | 31° | — | — |
| 1996 | 29° | 10° | 19° | — | — |
| 1995 | 43° | 20° | 31° | — | — |
| 1994 | 37° | 12° | 25° | 0.15" | 0.5" |
| 1993 | 38° | 15° | 26° | — | — |
| 1992 | 31° | 17° | 24° | 0.3" | 2.6" |
| 1991 | 44° | 25° | 34° | — | — |
| 1990 | 40° | 27° | 33° | 0.15" | 1.5" |
| 1989 | 36° | 20° | 28° | — | — |
| 1988 | 37° | 19° | 28° | — | — |
| 1987 | 40° | 21° | 30° | — | — |
| 1986 | 28° | 13° | 20° | 0.05" | 0.5" |
| 1985 | 28° | 22° | 25° | — | 0.1" |
| 1984 | 32° | 20° | 26° | 0.03" | 0.2" |
| 1983 | 36° | 27° | 31° | — | 0.1" |
| 1982 | 42° | 28° | 35° | — | — |
| 1981 | 39° | 25° | 32° | — | — |
| 1980 | 29° | 25° | 27° | — | 0.3" |
| 1979 | 44° | 16° | 30° | — | — |
| 1978warmest | 50° | 36° | 43° | 0.2" | — |
| 1977 | 42° | 22° | 32° | 0.71" | — |
| 1976 | 41° | 10° | 26° | — | — |
| 1975 | 35° | 15° | 25° | — | — |
| 1974 | 37° | 22° | 29° | — | — |
| 1973 | 42° | 32° | 37° | 1.12" | 1.1" |
| 1972 | 36° | 21° | 28° | 0.69" | — |
| 1971coldest | 29° | 9° | 19° | — | — |