Weather on June 12
Rialto, CA
55 Years of Data
Avg High
83°F
Avg Low
56°F
Warmest
1979
87°F avg
Coldest
1992
57°F avg
About This Date
June 12th in Rialto, CA typically brings warm summer weather, with average highs around 83°F and lows near 56°F — a 27°F daily swing. Over 48 years of records, the warmest June 12th was in 1979 (87°F average), while the coldest was 1992 (57°F) — a 30°F range across recorded history. This date has historically been dry, with little recorded precipitation.
Planning for June 12th in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 60° | 75° | — | — |
| 2017 | 71° | 52° | 61° | — | — |
| 2016 | 72° | 56° | 64° | — | — |
| 2015 | 81° | 58° | 69° | — | — |
| 2014 | 86° | 57° | 72° | — | — |
| 2013 | 81° | 58° | 69° | — | — |
| 2012 | 89° | 55° | 72° | — | — |
| 2011 | 73° | 54° | 63° | — | — |
| 2010 | 69° | 54° | 61° | — | — |
| 2009 | 65° | 54° | 59° | — | — |
| 2008 | 86° | 53° | 70° | — | — |
| 2007 | 90° | 53° | 71° | — | — |
| 2006 | 79° | 56° | 67° | — | — |
| 2005 | 83° | 57° | 70° | — | — |
| 2004 | 85° | 54° | 69° | — | — |
| 2003 | 73° | 53° | 63° | — | — |
| 2002 | 88° | 50° | 69° | — | — |
| 2001 | 65° | 56° | 60° | — | — |
| 2000 | 93° | 57° | 75° | — | — |
| 1999 | 87° | 52° | 69° | — | — |
| 1998 | 64° | 54° | 59° | — | — |
| 1997 | 65° | 56° | 60° | — | — |
| 1996 | 88° | 56° | 72° | — | — |
| 1995 | 95° | 64° | 80° | — | — |
| 1994 | 86° | 59° | 73° | — | — |
| 1993 | 85° | 56° | 70° | — | — |
| 1992coldest | 61° | 53° | 57° | — | — |
| 1991 | 84° | 54° | 69° | — | — |
| 1990 | 83° | 57° | 70° | — | — |
| 1989 | 87° | 54° | 70° | — | — |
| 1988 | 76° | 53° | 64° | — | — |
| 1987 | 87° | 51° | 69° | — | — |
| 1986 | 92° | 57° | 74° | — | — |
| 1985 | 94° | 60° | 77° | — | — |
| 1984 | 83° | 59° | 71° | — | — |
| 1983 | 73° | 56° | 64° | — | — |
| 1982 | 77° | 56° | 66° | — | — |
| 1981 | 86° | 63° | 74° | — | — |
| 1980 | 89° | 55° | 72° | — | — |
| 1979warmest | 110° | 65° | 87° | — | — |
| 1978 | 97° | 58° | 77° | — | — |
| 1977 | 82° | 55° | 69° | — | — |
| 1976 | 88° | 52° | 70° | — | — |
| 1975 | 91° | 56° | 73° | — | — |
| 1974 | 94° | 58° | 76° | — | — |
| 1973 | 88° | 55° | 71° | — | — |
| 1972 | 92° | 51° | 71° | — | — |
| 1971 | 91° | 52° | 71° | — | — |
48 years of data from DEVORE CALIFORNIA