Weather on December 18
Palmdale, CA
55 Years of Data
Avg High
51°F
Avg Low
38°F
Warmest
2025
63°F avg
Coldest
2006
29°F avg
About This Date
December 18th in Palmdale, CA typically brings cool winter weather, with average highs around 51°F and lows near 38°F. Over 37 years of records, the warmest December 18th was in 2025 (63°F average), while the coldest was 2006 (29°F) — a 34°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Palmdale, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 71° | 56° | 63° | — | — |
| 2024 | 64° | 51° | 58° | — | — |
| 2023 | 57° | 47° | 52° | — | — |
| 2022 | 51° | 37° | 44° | — | — |
| 2021 | 54° | 39° | 46° | — | — |
| 2020 | 48° | 37° | 43° | — | — |
| 2019 | 46° | 30° | 38° | — | — |
| 2018 | 57° | 40° | 48° | — | — |
| 2017 | 55° | 37° | 46° | — | — |
| 2016 | 39° | 32° | 36° | — | — |
| 2015 | 55° | 44° | 50° | — | — |
| 2014 | 47° | 34° | 40° | — | — |
| 2013 | 63° | 41° | 52° | — | — |
| 2012 | 41° | 25° | 33° | — | — |
| 2011 | 52° | 35° | 43° | — | — |
| 2010 | 45° | 42° | 43° | — | — |
| 2009 | 66° | 50° | 58° | — | — |
| 2008 | 39° | 25° | 32° | — | — |
| 2007 | 42° | 37° | 40° | — | — |
| 2006coldest | 33° | 25° | 29° | — | — |
| 2005 | 50° | 34° | 42° | — | — |
| 2004 | 58° | 48° | 53° | — | — |
| 2003 | 60° | 46° | 53° | — | — |
| 2002 | 42° | 30° | 36° | — | — |
| 2001 | 60° | 37° | 49° | — | — |
| 2000 | 47° | 41° | 44° | — | — |
| 1999 | 66° | 51° | 59° | — | — |
| 1998 | 57° | 39° | 48° | — | — |
| 1997 | 44° | 35° | 40° | — | — |
| 1996 | 42° | 35° | 38° | — | — |
| 1995 | 46° | 36° | 41° | — | — |
| 1994 | 63° | 44° | 53° | — | — |
| 1993 | 42° | 31° | 37° | — | — |
| 1992 | 39° | 26° | 33° | — | — |
| 1991 | 61° | 46° | 54° | — | — |
| 1990 | 52° | 31° | 42° | — | — |
| 1986 | 46° | 36° | 41° | — | — |
37 years of data from MILL CREEK (ANF) CALIFORNIA