Weather on August 24
Fontana, CA
55 Years of Data
Avg High
94°F
Avg Low
63°F
Warmest
2010
89°F avg
Coldest
1983
70°F avg
About This Date
August 24th in Fontana, CA typically brings hot summer weather, with average highs around 94°F and lows near 63°F — a 31°F daily swing. Over 55 years of records, the warmest August 24th was in 2010 (89°F average), while the coldest was 1983 (70°F) — a 19°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 24th in Fontana, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 98° | 74° | 86° | — | — |
| 2024 | 85° | 60° | 72° | — | — |
| 2023 | 89° | 67° | 78° | — | — |
| 2022 | 95° | 67° | 81° | — | — |
| 2021 | 94° | 64° | 79° | — | — |
| 2020 | 97° | 73° | 85° | — | — |
| 2019 | 99° | 65° | 82° | — | — |
| 2018 | 89° | 64° | 77° | — | — |
| 2017 | 87° | 64° | 76° | — | — |
| 2016 | 94° | 65° | 79° | — | — |
| 2015 | 99° | 65° | 82° | — | — |
| 2014 | 91° | 62° | 77° | — | — |
| 2013 | 97° | 63° | 80° | — | — |
| 2012 | 88° | 66° | 77° | — | — |
| 2011 | 95° | 66° | 81° | — | — |
| 2010warmest | 106° | 72° | 89° | — | — |
| 2009 | 94° | 65° | 79° | — | — |
| 2008 | 102° | 63° | 82° | — | — |
| 2007 | 92° | 64° | 78° | — | — |
| 2006 | 96° | 68° | 82° | — | — |
| 2005 | 95° | 60° | 78° | — | — |
| 2004 | 82° | 58° | 70° | — | — |
| 2003 | 102° | 67° | 84° | — | — |
| 2002 | 93° | 59° | 76° | — | — |
| 2001 | 92° | 62° | 77° | — | — |
| 2000 | 93° | 65° | 79° | — | — |
| 1999 | 102° | 67° | 84° | — | — |
| 1998 | 96° | 66° | 81° | — | — |
| 1997 | 98° | 67° | 82° | — | — |
| 1996 | 107° | 67° | 87° | — | — |
| 1995 | 102° | 63° | 82° | — | — |
| 1994 | 98° | 62° | 80° | — | — |
| 1993 | 98° | 60° | 79° | — | — |
| 1992 | 86° | 67° | 76° | — | — |
| 1991 | 97° | 68° | 82° | — | — |
| 1990 | 84° | 63° | 73° | — | — |
| 1989 | 83° | 61° | 72° | — | — |
| 1988 | 98° | 74° | 86° | — | — |
| 1987 | 88° | 56° | 72° | — | — |
| 1986 | 96° | 57° | 77° | — | — |
| 1985 | 106° | 62° | 84° | — | — |
| 1984 | 103° | 57° | 80° | — | — |
| 1983coldest | 86° | 54° | 70° | — | — |
| 1982 | 91° | 66° | 79° | — | — |
| 1981 | 100° | 59° | 80° | — | — |
| 1980 | 90° | 58° | 74° | — | — |
| 1979 | 99° | 56° | 77° | — | — |
| 1978 | 91° | 50° | 71° | — | — |
| 1977 | 87° | 61° | 74° | — | — |
| 1976 | 98° | 61° | 79° | — | — |
| 1975 | 96° | 63° | 79° | — | — |
| 1974 | 95° | 61° | 78° | — | — |
| 1973 | 88° | 59° | 73° | — | — |
| 1972 | 96° | 66° | 81° | — | — |
| 1971 | 93° | 66° | 80° | — | — |
55 years of data from FONTANA KAISER