Weather on January 21
Lancaster, CA
55 Years of Data
Avg High
59°F
Avg Low
32°F
Warmest
2003
57°F avg
Coldest
1983
35°F avg
About This Date
January 21st in Lancaster, CA typically brings cool winter weather, with average highs around 59°F and lows near 32°F — a 27°F daily swing. Over 56 years of records, the warmest January 21st was in 2003 (57°F average), while the coldest was 1983 (35°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 14% of January 21st dates historically, with the wettest January 21st recording 3.02" of rain. The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
Planning for January 21st in Lancaster, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 60° | 34° | 47° | — | — |
| 2025 | 57° | 17° | 37° | — | — |
| 2024 | 59° | 47° | 53° | 0.08" | — |
| 2023 | 54° | 25° | 40° | — | — |
| 2022 | 64° | 30° | 47° | — | — |
| 2021 | 70° | 27° | 49° | — | — |
| 2020 | 60° | 45° | 52° | 0.1" | — |
| 2019 | 50° | 38° | 44° | — | — |
| 2018 | 53° | 25° | 39° | — | — |
| 2017 | 52° | 37° | 44° | 0.03" | — |
| 2016 | 60° | 32° | 46° | — | — |
| 2015 | 62° | 29° | 46° | — | — |
| 2014 | 65° | 26° | 46° | — | — |
| 2013 | 68° | 17° | 43° | — | — |
| 2012 | 57° | 41° | 49° | — | — |
| 2011 | 65° | 23° | 44° | — | — |
| 2010 | 44° | 36° | 40° | 3.02" | — |
| 2009 | 66° | 38° | 52° | — | — |
| 2008 | 48° | 39° | 44° | — | — |
| 2007 | 53° | 25° | 39° | — | — |
| 2006 | 56° | 19° | 37° | — | — |
| 2005 | 69° | 35° | 52° | — | — |
| 2004 | 58° | 27° | 42° | — | — |
| 2003warmest | 69° | 44° | 57° | — | — |
| 2002 | 69° | 19° | 44° | — | — |
| 2001 | 55° | 24° | 40° | — | — |
| 2000 | 65° | 42° | 53° | — | — |
| 1999 | 56° | 45° | 50° | — | — |
| 1998 | 54° | 31° | 42° | — | — |
| 1997 | 51° | 42° | 47° | — | — |
| 1996 | 53° | 45° | 49° | 0.1" | — |
| 1995 | 52° | 38° | 45° | 0.1" | — |
| 1994 | 63° | 25° | 44° | — | — |
| 1993 | 57° | 41° | 49° | — | — |
| 1992 | 62° | 29° | 45° | — | — |
| 1991 | 53° | 34° | 43° | — | — |
| 1990 | 57° | 23° | 40° | — | — |
| 1989 | 60° | 30° | 45° | — | — |
| 1988 | 54° | 24° | 39° | — | — |
| 1987 | 55° | 14° | 35° | — | — |
| 1986 | 63° | 33° | 48° | — | — |
| 1985 | 60° | 34° | 47° | — | — |
| 1984 | 56° | 33° | 44° | — | — |
| 1983coldest | 48° | 22° | 35° | — | — |
| 1982 | 44° | 35° | 40° | 0.03" | — |
| 1981 | 64° | 33° | 49° | — | — |
| 1980 | 59° | 27° | 43° | — | — |
| 1979 | 57° | 34° | 45° | — | — |
| 1978 | 56° | 31° | 43° | — | — |
| 1977 | 58° | 43° | 50° | 0.38" | — |
| 1976 | 65° | 18° | 41° | — | — |
| 1975 | 72° | 26° | 49° | — | — |
| 1974 | 55° | 32° | 44° | — | — |
| 1973 | 52° | 28° | 40° | — | — |
| 1972 | 64° | 36° | 50° | — | — |
| 1971 | 71° | 37° | 54° | — | — |
56 years of data from LANCASTER