Weather on December 20
Salt Lake City, UT
55 Years of Data
Avg High
38°F
Avg Low
22°F
Warmest
1981
50°F avg
Coldest
1990
10°F avg
About This Date
December 20th in Salt Lake City, UT typically brings cold winter weather, with average highs around 38°F and lows near 22°F. Over 55 years of records, the warmest December 20th was in 1981 (50°F average), while the coldest was 1990 (10°F) — a 40°F range across recorded history. Precipitation has occurred on 27% of recorded December 20th dates, with snow falling 18% of the time (heaviest snowfall: 4.5"). The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.4°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Salt Lake City, UT? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 52° | 39° | 45° | 0.08" | — |
| 2024 | 50° | 27° | 39° | — | — |
| 2023 | 50° | 34° | 42° | — | — |
| 2022 | 34° | 21° | 28° | — | — |
| 2021 | 39° | 22° | 31° | — | — |
| 2020 | 42° | 27° | 35° | — | — |
| 2019 | 44° | 26° | 35° | — | — |
| 2018 | 50° | 29° | 40° | — | — |
| 2017 | 55° | 29° | 42° | 0.1" | 1" |
| 2016 | 38° | 24° | 31° | — | — |
| 2015 | 39° | 32° | 36° | 0.28" | — |
| 2014 | 42° | 37° | 40° | 0.1" | — |
| 2013 | 30° | 19° | 25° | — | — |
| 2012 | 35° | 20° | 27° | — | — |
| 2011 | 33° | 21° | 27° | — | — |
| 2010 | 44° | 32° | 38° | 0.91" | 0.2" |
| 2009 | 27° | 22° | 24° | — | — |
| 2008 | 26° | 15° | 21° | — | — |
| 2007 | 48° | 29° | 38° | 0.89" | 4.5" |
| 2006 | 28° | 13° | 20° | — | — |
| 2005 | 49° | 30° | 39° | — | — |
| 2004 | 28° | 25° | 26° | 0.05" | 0.7" |
| 2003 | 46° | 26° | 36° | — | — |
| 2002 | 39° | 26° | 33° | — | 0.1" |
| 2001 | 42° | 18° | 30° | — | — |
| 2000 | 39° | 25° | 32° | — | — |
| 1999 | 39° | 34° | 36° | — | — |
| 1998 | 20° | 5° | 12° | — | — |
| 1997 | 34° | 15° | 24° | — | — |
| 1996 | 45° | 28° | 36° | — | — |
| 1995 | 35° | 24° | 30° | — | — |
| 1994 | 39° | 18° | 28° | — | — |
| 1993 | 32° | 15° | 24° | — | — |
| 1992 | 27° | 7° | 17° | — | — |
| 1991 | 37° | 20° | 28° | — | — |
| 1990coldest | 26° | -7° | 10° | 0.08" | 1.3" |
| 1989 | 46° | 25° | 35° | — | — |
| 1988 | 42° | 29° | 35° | 0.03" | 0.5" |
| 1987 | 37° | 18° | 27° | — | — |
| 1986 | 32° | 23° | 28° | — | — |
| 1985 | 28° | 23° | 26° | — | — |
| 1984 | 32° | 27° | 29° | 0.03" | 0.3" |
| 1983 | 27° | 14° | 20° | 0.08" | 2.1" |
| 1982 | 44° | 21° | 33° | — | — |
| 1981warmest | 61° | 39° | 50° | 0.53" | — |
| 1980 | 30° | 26° | 28° | — | 0.3" |
| 1979 | 55° | 26° | 41° | — | — |
| 1978 | 31° | 15° | 23° | — | — |
| 1977 | 40° | 11° | 25° | 0.25" | — |
| 1976 | 35° | 5° | 20° | — | — |
| 1975 | 29° | 14° | 21° | — | — |
| 1974 | 39° | 32° | 36° | 0.25" | — |
| 1973 | 40° | 21° | 30° | — | — |
| 1972 | 42° | 30° | 36° | 0.38" | — |
| 1971 | 23° | 5° | 14° | — | — |
55 years of data from SALT LAKE CITY SUB SEW