Weather on August 10
Fontana, CA
55 Years of Data
Avg High
94°F
Avg Low
65°F
Warmest
1971
90°F avg
Coldest
1974
68°F avg
About This Date
August 10th in Fontana, CA typically brings hot summer weather, with average highs around 94°F and lows near 65°F — a 29°F daily swing. Over 54 years of records, the warmest August 10th was in 1971 (90°F average), while the coldest was 1974 (68°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 10th dates historically. 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 10th in Fontana, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 66° | 81° | — | — |
| 2024 | 101° | 68° | 84° | — | — |
| 2023 | 83° | 67° | 75° | — | — |
| 2022 | 99° | 72° | 85° | — | — |
| 2021 | 100° | 68° | 84° | — | — |
| 2020 | 95° | 63° | 79° | — | — |
| 2019 | 88° | 62° | 75° | — | — |
| 2018 | 96° | 75° | 86° | — | — |
| 2017 | 97° | 66° | 81° | — | — |
| 2016 | 93° | 61° | 77° | — | — |
| 2015 | 87° | 60° | 74° | — | — |
| 2014 | 96° | 65° | 80° | — | — |
| 2013 | 84° | 58° | 71° | — | — |
| 2012 | 104° | 73° | 89° | — | — |
| 2011 | 84° | 60° | 72° | — | — |
| 2010 | 88° | 58° | 73° | — | — |
| 2009 | 93° | 61° | 77° | — | — |
| 2008 | 93° | 65° | 79° | — | — |
| 2007 | 91° | 62° | 77° | — | — |
| 2006 | 96° | 69° | 83° | — | — |
| 2005 | 90° | 67° | 78° | — | — |
| 2004 | 102° | 69° | 86° | — | — |
| 2003 | 102° | 70° | 86° | — | — |
| 2002 | 101° | 66° | 83° | — | — |
| 2001 | 93° | 61° | 77° | — | — |
| 2000 | 100° | 66° | 83° | — | — |
| 1999 | 80° | 58° | 69° | — | — |
| 1998 | 93° | 74° | 83° | 0.05" | — |
| 1997 | 85° | 67° | 76° | — | — |
| 1995 | 95° | 66° | 81° | — | — |
| 1994 | 102° | 74° | 88° | — | — |
| 1993 | 94° | 64° | 79° | — | — |
| 1992 | 102° | 68° | 85° | — | — |
| 1991 | 94° | 63° | 78° | — | — |
| 1990 | 100° | 67° | 83° | — | — |
| 1989 | 95° | 67° | 81° | — | — |
| 1988 | 91° | 60° | 76° | — | — |
| 1987 | 94° | 64° | 79° | — | — |
| 1986 | 96° | 60° | 78° | — | — |
| 1985 | 91° | 60° | 76° | — | — |
| 1984 | 94° | 64° | 79° | — | — |
| 1983 | 93° | 66° | 80° | — | — |
| 1982 | 98° | 59° | 79° | — | — |
| 1981 | 97° | 63° | 80° | — | — |
| 1980 | 100° | 66° | 83° | — | — |
| 1979 | 96° | 58° | 77° | — | — |
| 1978 | 95° | 61° | 78° | — | — |
| 1977 | 93° | 60° | 77° | — | — |
| 1976 | 90° | 60° | 75° | — | — |
| 1975 | 93° | 65° | 79° | — | — |
| 1974coldest | 83° | 54° | 68° | — | — |
| 1973 | 91° | 59° | 75° | — | — |
| 1972 | 101° | 70° | 85° | — | — |
| 1971warmest | 104° | 75° | 90° | — | — |
54 years of data from FONTANA KAISER