Weather on December 21
Palmdale, CA
55 Years of Data
About This Date
December 21st in Palmdale, CA typically brings cool winter weather, with average highs around 53°F and lows near 38°F. Over 37 years of records, the warmest December 21st was in 2005 (63°F average), while the coldest was 1990 (19°F) — a 44°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 7.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.5°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Palmdale, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 52° | 59° | — | — |
| 2024 | 66° | 50° | 58° | — | — |
| 2023 | 49° | 43° | 46° | — | — |
| 2022 | 59° | 43° | 51° | — | — |
| 2021 | 57° | 46° | 52° | — | — |
| 2020 | 68° | 52° | 60° | — | — |
| 2019 | 58° | 46° | 52° | — | — |
| 2018 | 63° | 51° | 57° | — | — |
| 2017 | 40° | 28° | 34° | — | — |
| 2016 | 55° | 36° | 45° | — | — |
| 2015 | 50° | 38° | 44° | — | — |
| 2014 | 58° | 42° | 50° | — | — |
| 2013 | 55° | 39° | 47° | — | — |
| 2012 | 53° | 40° | 46° | — | — |
| 2011 | 56° | 38° | 47° | — | — |
| 2010 | 44° | 35° | 40° | — | — |
| 2009 | 51° | 39° | 45° | — | — |
| 2008 | 55° | 36° | 45° | — | — |
| 2007 | 39° | 27° | 33° | — | — |
| 2006 | 56° | 35° | 45° | — | — |
| 2005warmest | 72° | 55° | 63° | — | — |
| 2004 | 53° | 42° | 48° | — | — |
| 2003 | 54° | 38° | 46° | — | — |
| 2002 | 37° | 33° | 35° | — | — |
| 2001 | 49° | 31° | 40° | — | — |
| 2000 | 65° | 49° | 57° | — | — |
| 1999 | 64° | 43° | 53° | — | — |
| 1998 | 32° | 19° | 26° | — | — |
| 1997 | 37° | 28° | 33° | — | — |
| 1996 | 43° | 33° | 38° | — | — |
| 1995 | 48° | 32° | 40° | — | — |
| 1994 | 56° | 43° | 49° | — | — |
| 1993 | 47° | 33° | 40° | — | — |
| 1992 | 57° | 36° | 46° | — | — |
| 1991 | 64° | 44° | 54° | — | — |
| 1990coldest | 26° | 12° | 19° | — | — |
| 1986 | 49° | 37° | 43° | — | — |
Palmdale, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Palmdale, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Palmdale, CA
Most pleasant months in Palmdale, CA: April, May, June, October.