Weather on August 11
Lancaster, CA
55 Years of Data
Avg High
98°F
Avg Low
66°F
Warmest
2025
93°F avg
Coldest
1997
71°F avg
About This Date
August 11th in Lancaster, CA typically brings hot summer weather, with average highs around 98°F and lows near 66°F — a 32°F daily swing. Over 55 years of records, the warmest August 11th was in 2025 (93°F average), while the coldest was 1997 (71°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 11th dates historically. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for August 11th in Lancaster, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 107° | 78° | 93° | — | — |
| 2024 | 102° | 72° | 87° | — | — |
| 2023 | 90° | 67° | 78° | — | — |
| 2022 | 103° | 72° | 87° | — | — |
| 2021 | 103° | 78° | 90° | — | — |
| 2020 | 100° | 72° | 86° | — | — |
| 2019 | 93° | 62° | 78° | — | — |
| 2018 | 99° | 73° | 86° | — | — |
| 2017 | 103° | 66° | 84° | — | — |
| 2016 | 98° | 55° | 77° | — | — |
| 2015 | 94° | 60° | 77° | — | — |
| 2014 | 96° | 66° | 81° | — | — |
| 2013 | 96° | 66° | 81° | — | — |
| 2012 | 109° | 72° | 90° | — | — |
| 2011 | 92° | 67° | 79° | — | — |
| 2010 | 90° | 56° | 73° | — | — |
| 2009 | 99° | 62° | 80° | — | — |
| 2008 | 100° | 61° | 80° | — | — |
| 2007 | 98° | 58° | 78° | — | — |
| 2006 | 98° | 72° | 85° | — | — |
| 2005 | 100° | 73° | 87° | — | — |
| 2004 | 107° | 66° | 87° | — | — |
| 2003 | 102° | 69° | 86° | — | — |
| 2002 | 109° | 65° | 87° | — | — |
| 2001 | 106° | 61° | 83° | — | — |
| 2000 | 102° | 59° | 81° | — | — |
| 1999 | 87° | 61° | 74° | — | — |
| 1998 | 99° | 69° | 84° | 0.05" | — |
| 1997coldest | 89° | 54° | 71° | — | — |
| 1996 | 102° | 72° | 87° | — | — |
| 1995 | 96° | 56° | 76° | — | — |
| 1994 | 103° | 70° | 86° | — | — |
| 1993 | 92° | 61° | 76° | — | — |
| 1992 | 103° | 73° | 88° | — | — |
| 1991 | 93° | 67° | 80° | — | — |
| 1990 | 101° | 69° | 85° | — | — |
| 1989 | 94° | 68° | 81° | — | — |
| 1988 | 88° | 61° | 74° | — | — |
| 1987 | 92° | 71° | 81° | — | — |
| 1986 | 101° | 65° | 83° | — | — |
| 1985 | 88° | 63° | 75° | — | — |
| 1984 | 96° | 69° | 83° | — | — |
| 1983 | 93° | 66° | 80° | — | — |
| 1982 | 94° | 62° | 78° | — | — |
| 1981 | 97° | 70° | 83° | — | — |
| 1980 | 107° | 75° | 91° | — | — |
| 1979 | 86° | 70° | 78° | — | — |
| 1978 | 94° | 74° | 84° | — | — |
| 1977 | 100° | 60° | 80° | — | — |
| 1976 | 96° | 65° | 80° | — | — |
| 1975 | 96° | 70° | 83° | — | — |
| 1974 | 96° | 62° | 79° | — | — |
| 1973 | 102° | 52° | 77° | — | — |
| 1972 | 101° | 70° | 85° | — | — |
| 1971 | 101° | 68° | 84° | — | — |
55 years of data from LANCASTER