Weather on June 12
Fontana, CA
55 Years of Data
Avg High
85°F
Avg Low
58°F
Warmest
1979
84°F avg
Coldest
1998
62°F avg
About This Date
June 12th in Fontana, CA typically brings warm summer weather, with average highs around 85°F and lows near 58°F — a 27°F daily swing. Over 55 years of records, the warmest June 12th was in 1979 (84°F average), while the coldest was 1998 (62°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 12th dates historically. The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
Planning for June 12th in Fontana, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 61° | 74° | — | — |
| 2024 | 90° | 60° | 75° | — | — |
| 2023 | 68° | 58° | 63° | — | — |
| 2022 | 89° | 62° | 76° | — | — |
| 2021 | 96° | 62° | 79° | — | — |
| 2020 | 88° | 60° | 74° | — | — |
| 2019 | 97° | 67° | 82° | — | — |
| 2018 | 94° | 66° | 80° | — | — |
| 2017 | 77° | 56° | 66° | — | — |
| 2016 | 76° | 60° | 68° | — | — |
| 2015 | 80° | 63° | 71° | — | — |
| 2014 | 89° | 60° | 75° | — | — |
| 2013 | 81° | 62° | 71° | — | — |
| 2012 | 89° | 57° | 73° | — | — |
| 2011 | 75° | 56° | 65° | — | — |
| 2010 | 73° | 58° | 65° | — | — |
| 2009 | 70° | 59° | 64° | — | — |
| 2008 | 88° | 60° | 74° | — | — |
| 2007 | 92° | 63° | 77° | — | — |
| 2006 | 81° | 58° | 69° | — | — |
| 2005 | 80° | 60° | 70° | — | — |
| 2004 | 85° | 57° | 71° | — | — |
| 2003 | 73° | 55° | 64° | — | — |
| 2002 | 86° | 55° | 71° | — | — |
| 2001 | 69° | 60° | 65° | — | — |
| 2000 | 91° | 58° | 74° | — | — |
| 1999 | 84° | 54° | 69° | — | — |
| 1998coldest | 68° | 56° | 62° | 0.03" | — |
| 1997 | 80° | 61° | 70° | — | — |
| 1996 | 87° | 61° | 74° | — | — |
| 1995 | 98° | 62° | 80° | — | — |
| 1994 | 85° | 60° | 72° | — | — |
| 1993 | 92° | 62° | 77° | — | — |
| 1992 | 82° | 57° | 70° | — | — |
| 1991 | 85° | 58° | 71° | — | — |
| 1990 | 87° | 57° | 72° | — | — |
| 1989 | 88° | 54° | 71° | — | — |
| 1988 | 79° | 54° | 66° | — | — |
| 1987 | 86° | 57° | 72° | — | — |
| 1986 | 93° | 54° | 73° | — | — |
| 1985 | 93° | 57° | 75° | — | — |
| 1984 | 81° | 56° | 68° | — | — |
| 1983 | 73° | 56° | 64° | — | — |
| 1982 | 76° | 53° | 64° | — | — |
| 1981 | 83° | 59° | 71° | — | — |
| 1980 | 86° | 48° | 67° | — | — |
| 1979warmest | 108° | 60° | 84° | — | — |
| 1978 | 95° | — | — | — | — |
| 1977 | 80° | 53° | 67° | — | — |
| 1976 | 88° | 55° | 71° | — | — |
| 1975 | 91° | 56° | 73° | — | — |
| 1974 | 93° | 58° | 75° | — | — |
| 1973 | 82° | 55° | 69° | — | — |
| 1972 | 93° | 64° | 79° | — | — |
| 1971 | 89° | 55° | 72° | — | — |
55 years of data from FONTANA KAISER