Weather on December 18
Las Cruces, NM
55 Years of Data
Avg High
58°F
Avg Low
29°F
Warmest
2025
54°F avg
Coldest
1996
28°F avg
About This Date
December 18th in Las Cruces, NM typically brings cool winter weather, with average highs around 58°F and lows near 29°F — a 29°F daily swing. Over 55 years of records, the warmest December 18th was in 2025 (54°F average), while the coldest was 1996 (28°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 16% of December 18th dates historically, with the wettest December 18th recording 1.3" of rain. 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 Las Cruces, NM? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 71° | 37° | 54° | — | — |
| 2024 | 68° | 32° | 50° | — | — |
| 2023 | 66° | 33° | 50° | — | — |
| 2022 | 50° | 24° | 37° | — | — |
| 2021 | 66° | 37° | 52° | — | — |
| 2020 | 57° | 28° | 43° | — | — |
| 2019 | 46° | 23° | 35° | — | — |
| 2018 | 58° | 41° | 49° | 0.05" | — |
| 2017 | 47° | 35° | 41° | 0.36" | — |
| 2016 | 63° | 25° | 44° | — | — |
| 2015 | 51° | 23° | 37° | — | — |
| 2014 | 59° | 36° | 47° | — | — |
| 2013 | 66° | 30° | 48° | — | — |
| 2012 | 58° | 29° | 43° | — | — |
| 2011 | 56° | 37° | 46° | — | — |
| 2010 | 61° | 36° | 48° | — | — |
| 2009 | 63° | 32° | 47° | — | — |
| 2008 | 61° | 46° | 53° | — | — |
| 2007 | 57° | 26° | 42° | — | — |
| 2006 | 68° | 35° | 52° | — | — |
| 2005 | 57° | 28° | 43° | — | — |
| 2004 | 53° | 24° | 39° | — | — |
| 2003 | 55° | 20° | 37° | — | — |
| 2002 | 67° | 37° | 52° | — | — |
| 2001 | 55° | 23° | 39° | — | — |
| 2000 | 63° | 30° | 46° | — | — |
| 1999 | 61° | 27° | 44° | — | — |
| 1998 | 66° | 36° | 51° | — | — |
| 1997 | 60° | 25° | 42° | — | — |
| 1996coldest | 45° | 11° | 28° | — | — |
| 1995 | 52° | 34° | 43° | 0.05" | — |
| 1994 | 68° | 37° | 53° | — | — |
| 1993 | 56° | 30° | 43° | — | — |
| 1992 | 51° | 25° | 38° | — | — |
| 1991 | 55° | 40° | 47° | 0.79" | — |
| 1990 | 47° | 26° | 36° | — | — |
| 1989 | 57° | 28° | 43° | — | — |
| 1988 | 61° | 33° | 47° | — | — |
| 1987 | 45° | 25° | 35° | 0.13" | — |
| 1986 | 48° | 37° | 43° | 1.3" | — |
| 1985 | 58° | 22° | 40° | — | — |
| 1984 | 41° | 26° | 34° | — | — |
| 1983 | 65° | 31° | 48° | — | — |
| 1982 | 63° | 28° | 45° | — | — |
| 1981 | 62° | 25° | 43° | — | — |
| 1980 | 69° | 27° | 48° | — | — |
| 1979 | 50° | 20° | 35° | — | — |
| 1978 | 49° | 38° | 43° | 0.03" | — |
| 1977 | 65° | 24° | 44° | — | — |
| 1976 | 42° | 30° | 36° | 0.08" | — |
| 1975 | 62° | 27° | 44° | — | — |
| 1974 | 60° | 28° | 44° | — | — |
| 1973 | 65° | 25° | 45° | — | — |
| 1972 | 53° | 25° | 39° | — | — |
| 1971 | 45° | 25° | 35° | 0.03" | — |
55 years of data from STATE UNIV