Weather on October 20
Lancaster, CA
55 Years of Data
Avg High
78°F
Avg Low
45°F
Warmest
2023
73°F avg
Coldest
1996
51°F avg
About This Date
October 20th in Lancaster, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 45°F — a 33°F daily swing. Over 55 years of records, the warmest October 20th was in 2023 (73°F average), while the coldest was 1996 (51°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 7% of October 20th dates historically, with the wettest October 20th recording 0.58" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Lancaster, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 43° | 62° | — | — |
| 2024 | 82° | 39° | 61° | — | — |
| 2023warmest | 95° | 50° | 73° | — | — |
| 2022 | 88° | 50° | 69° | — | — |
| 2021 | 75° | 33° | 54° | — | — |
| 2020 | 90° | 45° | 67° | — | — |
| 2019 | 77° | 50° | 64° | — | — |
| 2018 | 82° | 37° | 60° | — | — |
| 2017 | 63° | 51° | 57° | — | — |
| 2016 | 83° | 40° | 61° | — | — |
| 2015 | 78° | 53° | 66° | — | — |
| 2014 | 83° | 47° | 65° | — | — |
| 2013 | 85° | 34° | 59° | — | — |
| 2012 | 78° | 58° | 68° | — | — |
| 2011 | 86° | 44° | 65° | — | — |
| 2010 | 68° | 56° | 62° | 0.36" | — |
| 2009 | 73° | 43° | 58° | — | — |
| 2008 | 85° | 52° | 68° | — | — |
| 2007 | 66° | 49° | 57° | — | — |
| 2006 | 83° | 38° | 60° | — | — |
| 2005 | 74° | 44° | 59° | — | — |
| 2004 | 62° | 47° | 54° | 0.58" | — |
| 2003 | 95° | 46° | 71° | — | — |
| 2002 | 81° | 40° | 60° | — | — |
| 2001 | 91° | 51° | 71° | — | — |
| 2000 | 86° | 46° | 66° | — | — |
| 1999 | 82° | 36° | 59° | — | — |
| 1998 | 78° | 37° | 58° | — | — |
| 1997 | 69° | 49° | 59° | — | — |
| 1996coldest | 62° | 39° | 51° | — | — |
| 1995 | 90° | 45° | 67° | — | — |
| 1994 | 76° | 39° | 57° | — | — |
| 1993 | 78° | 37° | 58° | — | — |
| 1992 | 84° | 44° | 64° | — | — |
| 1991 | 86° | 49° | 67° | — | — |
| 1990 | 67° | 39° | 53° | — | — |
| 1989 | 69° | 42° | 56° | — | — |
| 1988 | 90° | 49° | 69° | — | — |
| 1987 | 81° | 46° | 63° | — | — |
| 1986 | 70° | 35° | 52° | — | — |
| 1985 | 80° | 43° | 61° | — | — |
| 1984 | 61° | 49° | 55° | — | — |
| 1983 | 84° | 44° | 64° | — | — |
| 1982 | 76° | 47° | 61° | — | — |
| 1981 | 80° | 43° | 61° | — | — |
| 1980 | 78° | 39° | 59° | — | — |
| 1979 | 61° | 51° | 56° | 0.13" | — |
| 1978 | 70° | 58° | 64° | 0.25" | — |
| 1977 | 76° | 46° | 61° | — | — |
| 1976 | 70° | 46° | 58° | — | — |
| 1975 | 82° | 48° | 65° | — | — |
| 1974 | 84° | 48° | 66° | — | — |
| 1973 | 81° | 54° | 67° | — | — |
| 1972 | 63° | 41° | 52° | — | — |
| 1971 | 72° | 33° | 52° | — | — |
55 years of data from LANCASTER