Weather on April 20
Lancaster, CA
55 Years of Data
Avg High
74°F
Avg Low
45°F
Warmest
1989
72°F avg
Coldest
2007
47°F avg
About This Date
April 20th in Lancaster, CA typically brings pleasant spring weather, with average highs around 74°F and lows near 45°F — a 29°F daily swing. Over 55 years of records, the warmest April 20th was in 1989 (72°F average), while the coldest was 2007 (47°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 7% of April 20th dates historically, with the wettest April 20th recording 0.53" of rain. The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for April 20th in Lancaster, CA? Great weather for outdoor activities.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 45° | 62° | — | — |
| 2024 | 87° | 48° | 68° | — | — |
| 2023 | 76° | 43° | 59° | — | — |
| 2022 | 71° | 51° | 61° | — | — |
| 2021 | 81° | 52° | 66° | — | — |
| 2020 | 70° | 50° | 60° | — | — |
| 2019 | 70° | 52° | 61° | — | — |
| 2018 | 78° | 46° | 62° | — | — |
| 2017 | 72° | 52° | 62° | — | — |
| 2016 | 87° | 45° | 66° | — | — |
| 2015 | 82° | 57° | 70° | — | — |
| 2014 | 86° | 55° | 71° | — | — |
| 2013 | 85° | 53° | 69° | — | — |
| 2012 | 93° | 49° | 71° | — | — |
| 2011 | 76° | 54° | 65° | — | — |
| 2010 | 62° | 40° | 51° | 0.3" | — |
| 2009 | 94° | 39° | 66° | — | — |
| 2008 | 63° | 38° | 50° | — | — |
| 2007coldest | 55° | 40° | 47° | — | — |
| 2006 | 81° | 35° | 58° | — | — |
| 2005 | 73° | 39° | 56° | — | — |
| 2004 | 79° | 52° | 65° | — | — |
| 2003 | 72° | 38° | 55° | — | — |
| 2002 | 69° | 37° | 53° | — | — |
| 2001 | 58° | 40° | 49° | 0.53" | — |
| 2000 | 77° | 42° | 60° | — | — |
| 1999 | 77° | 61° | 69° | — | — |
| 1998 | 82° | 41° | 62° | — | — |
| 1997 | 79° | 60° | 69° | — | — |
| 1996 | 66° | 46° | 56° | — | — |
| 1995 | 61° | 43° | 52° | — | — |
| 1994 | 90° | 51° | 70° | — | — |
| 1993 | 83° | 39° | 61° | — | — |
| 1992 | 80° | 44° | 62° | — | — |
| 1991 | 64° | 46° | 55° | — | — |
| 1990 | 73° | 54° | 63° | — | — |
| 1989warmest | 85° | 59° | 72° | — | — |
| 1988 | 55° | 41° | 48° | 0.36" | — |
| 1987 | 73° | 33° | 53° | — | — |
| 1986 | 86° | 36° | 61° | — | — |
| 1985 | 58° | 43° | 50° | — | — |
| 1984 | 61° | 44° | 52° | — | — |
| 1983 | 57° | 47° | 52° | — | — |
| 1982 | 71° | 41° | 56° | — | — |
| 1981 | 68° | 39° | 54° | 0.18" | — |
| 1980 | 79° | 50° | 64° | — | — |
| 1979 | 76° | 36° | 56° | — | — |
| 1978 | 61° | 46° | 53° | — | — |
| 1977 | 80° | 35° | 58° | — | — |
| 1976 | 84° | 41° | 63° | — | — |
| 1975 | 75° | 39° | 57° | — | — |
| 1974 | 68° | 44° | 56° | — | — |
| 1973 | 64° | 39° | 52° | — | — |
| 1972 | 72° | 36° | 54° | — | — |
| 1971 | 59° | 43° | 51° | — | — |
55 years of data from LANCASTER