Weather on December 18
Moab, UT
55 Years of Data
Avg High
44°F
Avg Low
20°F
Warmest
1977
43°F avg
Coldest
1971
15°F avg
About This Date
December 18th in Moab, UT typically brings chilly winter weather, with average highs around 44°F and lows near 20°F. Over 54 years of records, the warmest December 18th was in 1977 (43°F average), while the coldest was 1971 (15°F) — a 28°F range across recorded history. Precipitation has occurred on 19% of recorded December 18th dates, with snow falling 7% of the time (heaviest snowfall: 3.2"). The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Moab, UT? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 50° | 28° | 39° | — | — |
| 2023 | 47° | 26° | 36° | — | — |
| 2022 | 38° | 12° | 25° | — | — |
| 2021 | 59° | 18° | 38° | — | — |
| 2020 | 42° | 22° | 32° | 0.1" | 0.8" |
| 2019 | 37° | 15° | 26° | — | — |
| 2018 | 55° | 21° | 38° | — | — |
| 2017 | 47° | 17° | 32° | — | — |
| 2016 | 37° | 18° | 27° | — | — |
| 2015 | 40° | 15° | 27° | — | — |
| 2014 | 46° | 34° | 40° | 0.23" | — |
| 2013 | 31° | 12° | 21° | — | — |
| 2012 | 47° | — | — | — | — |
| 2011 | 40° | 20° | 30° | — | — |
| 2010 | 37° | 31° | 34° | 0.48" | 2" |
| 2009 | 36° | 15° | 25° | — | — |
| 2008 | 40° | 28° | 34° | 0.56" | 3.2" |
| 2007 | 38° | 15° | 26° | — | — |
| 2006 | 50° | 22° | 36° | — | — |
| 2005 | 45° | 12° | 28° | — | — |
| 2004 | 52° | 21° | 36° | — | — |
| 2003 | 43° | 18° | 30° | — | — |
| 2002 | 46° | 26° | 36° | 0.03" | — |
| 2001 | 43° | 18° | 30° | — | — |
| 2000 | 44° | 18° | 31° | — | — |
| 1999 | 50° | 20° | 35° | — | — |
| 1998 | 57° | 19° | 38° | — | — |
| 1997 | 43° | 23° | 33° | — | — |
| 1996 | 32° | 3° | 18° | — | — |
| 1995 | 48° | 18° | 33° | — | — |
| 1994 | 47° | 16° | 31° | — | — |
| 1993 | 46° | 21° | 34° | — | — |
| 1992 | 29° | 29° | 29° | 0.1" | — |
| 1991 | 32° | 25° | 28° | — | — |
| 1990 | 50° | 23° | 37° | — | — |
| 1989 | 51° | 8° | 30° | — | — |
| 1988 | 49° | 18° | 33° | — | — |
| 1987 | 39° | 30° | 35° | 0.3" | 2" |
| 1986 | 44° | 36° | 40° | — | — |
| 1985 | 47° | 18° | 32° | — | — |
| 1984 | 42° | 21° | 32° | — | — |
| 1983 | 47° | 23° | 35° | — | — |
| 1982 | 51° | 23° | 37° | — | — |
| 1981 | 45° | 17° | 31° | — | — |
| 1980 | 56° | 24° | 40° | — | — |
| 1979 | 47° | 14° | 30° | — | — |
| 1978 | 34° | 25° | 29° | 1.17" | — |
| 1977warmest | 49° | 37° | 43° | 0.18" | — |
| 1976 | 45° | 10° | 27° | — | — |
| 1975 | 37° | 11° | 24° | — | — |
| 1974 | 46° | 17° | 32° | — | — |
| 1973 | 50° | 31° | 40° | 0.03" | — |
| 1972 | 39° | 26° | 33° | — | — |
| 1971coldest | 27° | 4° | 15° | — | — |
54 years of data from MOAB