Weather on April 21
Palmdale, CA
55 Years of Data
Avg High
65°F
Avg Low
46°F
Warmest
1994
82°F avg
Coldest
2010
35°F avg
About This Date
April 21st in Palmdale, CA typically brings mild spring weather, with average highs around 65°F and lows near 46°F. Over 39 years of records, the warmest April 21st was in 1994 (82°F average), while the coldest was 2010 (35°F) — a 47°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
Planning for April 21st in Palmdale, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 49° | 59° | — | — |
| 2024 | 79° | 58° | 68° | — | — |
| 2023 | 75° | 51° | 63° | — | — |
| 2022 | 52° | 38° | 45° | — | — |
| 2021 | 48° | 36° | 42° | — | — |
| 2020 | 63° | 40° | 51° | — | — |
| 2019 | 63° | 37° | 50° | — | — |
| 2018 | 74° | 53° | 63° | — | — |
| 2017 | 75° | 50° | 63° | — | — |
| 2016 | 69° | 51° | 60° | — | — |
| 2015 | 50° | 40° | 45° | — | — |
| 2014 | 71° | 51° | 61° | — | — |
| 2013 | 73° | 57° | 65° | — | — |
| 2012 | 82° | 65° | 73° | — | — |
| 2011 | 54° | 45° | 49° | — | — |
| 2010coldest | 42° | 29° | 35° | — | — |
| 2009 | 79° | 62° | 70° | — | — |
| 2008 | 73° | 36° | 54° | — | — |
| 2007 | 51° | 32° | 42° | — | — |
| 2006 | 60° | 39° | 50° | — | — |
| 2005 | 69° | 42° | 56° | — | — |
| 2004 | 66° | 43° | 54° | — | — |
| 2003 | 45° | 32° | 38° | — | — |
| 2002 | 69° | 40° | 54° | — | — |
| 2001 | 44° | 30° | 37° | — | — |
| 2000 | 53° | 42° | 48° | — | — |
| 1999 | 65° | 47° | 56° | — | — |
| 1998 | 64° | 58° | 61° | — | — |
| 1997 | 69° | 53° | 61° | — | — |
| 1996 | 61° | 35° | 48° | — | — |
| 1995 | 51° | 29° | 40° | — | — |
| 1994warmest | 99° | 65° | 82° | — | — |
| 1993 | 78° | 76° | 77° | — | — |
| 1992 | 77° | 50° | 63° | — | — |
| 1991 | 56° | 44° | 50° | — | — |
| 1990 | 57° | 39° | 48° | — | — |
| 1989 | 62° | 44° | 53° | — | — |
| 1987 | 67° | 52° | 60° | — | — |
| 1986 | 65° | 56° | 61° | — | — |
39 years of data from MILL CREEK (ANF) CALIFORNIA