Weather on December 19
Lancaster, CA
55 Years of Data
Avg High
58°F
Avg Low
28°F
Warmest
2025
59°F avg
Coldest
1992
31°F avg
About This Date
December 19th in Lancaster, CA typically brings cool winter weather, with average highs around 58°F and lows near 28°F — a 30°F daily swing. Over 55 years of records, the warmest December 19th was in 2025 (59°F average), while the coldest was 1992 (31°F) — a 28°F range across recorded history. Precipitation has occurred on 18% of recorded December 19th dates, with snow falling 2% of the time (heaviest snowfall: 5.3"). The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for December 19th in Lancaster, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 78° | 39° | 59° | — | — |
| 2024 | 70° | 27° | 49° | — | — |
| 2023 | 63° | 51° | 57° | 0.05" | — |
| 2022 | 54° | 19° | 37° | — | — |
| 2021 | 53° | 24° | 39° | — | — |
| 2020 | 62° | 20° | 41° | — | — |
| 2019 | 55° | 24° | 40° | — | — |
| 2018 | 63° | 30° | 47° | — | — |
| 2017 | 67° | 22° | 45° | — | — |
| 2016 | 53° | 14° | 34° | — | — |
| 2015 | 60° | 20° | 40° | 0.25" | — |
| 2014 | 55° | 31° | 43° | — | — |
| 2013 | 50° | 35° | 43° | 0.03" | — |
| 2012 | 48° | 19° | 34° | — | — |
| 2011 | 56° | 28° | 42° | — | — |
| 2010 | 58° | 50° | 54° | 1.68" | — |
| 2009 | 64° | 31° | 47° | — | — |
| 2008 | 47° | 34° | 40° | — | — |
| 2007 | 59° | 40° | 49° | 0.1" | — |
| 2006 | 51° | 16° | 33° | — | — |
| 2005 | 57° | 33° | 45° | — | — |
| 2004 | 65° | 23° | 44° | — | — |
| 2003 | 62° | 25° | 43° | — | — |
| 2002 | 49° | 22° | 35° | 0.41" | — |
| 2001 | 55° | 18° | 36° | — | — |
| 2000 | 58° | 21° | 39° | — | — |
| 1999 | 69° | 30° | 50° | — | — |
| 1998 | 53° | 47° | 50° | — | — |
| 1997 | 54° | 27° | 40° | — | — |
| 1996 | 55° | 26° | 41° | — | — |
| 1995 | 56° | 24° | 40° | — | — |
| 1994 | 62° | 27° | 44° | — | — |
| 1993 | 51° | 30° | 41° | 0.23" | — |
| 1992coldest | 43° | 19° | 31° | — | — |
| 1991 | 48° | 35° | 42° | — | — |
| 1990 | 47° | 36° | 41° | 0.05" | — |
| 1989 | 64° | 20° | 42° | — | — |
| 1988 | 55° | 39° | 47° | — | — |
| 1987 | 48° | 31° | 39° | — | — |
| 1986 | 58° | 27° | 42° | — | — |
| 1985 | 65° | 25° | 45° | — | — |
| 1984 | 37° | 32° | 35° | 3.45" | 5.3" |
| 1983 | 64° | 31° | 47° | — | — |
| 1982 | 61° | 27° | 44° | — | — |
| 1981 | 72° | 38° | 55° | — | — |
| 1980 | 68° | 36° | 52° | — | — |
| 1979 | 65° | 30° | 47° | — | — |
| 1978 | 44° | 32° | 38° | 0.13" | — |
| 1977 | 53° | 30° | 42° | — | — |
| 1976 | 64° | 27° | 45° | — | — |
| 1975 | 59° | 22° | 40° | — | — |
| 1974 | 62° | 23° | 43° | — | — |
| 1973 | 61° | 24° | 42° | — | — |
| 1972 | 66° | 31° | 48° | — | — |
| 1971 | 52° | 23° | 37° | — | — |
55 years of data from LANCASTER