Weather on March 12
Fontana, CA
55 Years of Data
Avg High
72°F
Avg Low
47°F
Warmest
2026
75°F avg
Coldest
2006
45°F avg
About This Date
March 12th in Fontana, CA typically brings pleasant spring weather, with average highs around 72°F and lows near 47°F — a 25°F daily swing. Over 56 years of records, the warmest March 12th was in 2026 (75°F average), while the coldest was 2006 (45°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 13% of March 12th dates historically, with the wettest March 12th recording 4.04" of rain. 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 March 12th in Fontana, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 92° | 58° | 75° | — | — |
| 2025 | 63° | 51° | 57° | 0.1" | — |
| 2024 | 59° | 51° | 55° | — | — |
| 2023 | 67° | 55° | 61° | — | — |
| 2022 | 77° | 43° | 60° | — | — |
| 2021 | 57° | 39° | 48° | — | — |
| 2020 | 63° | 51° | 57° | 4.04" | — |
| 2019 | 71° | 52° | 61° | 0.05" | — |
| 2018 | 77° | 53° | 65° | — | — |
| 2017 | 89° | 52° | 70° | — | — |
| 2016 | 63° | 44° | 53° | — | — |
| 2015 | 85° | 52° | 68° | — | — |
| 2014 | 79° | 55° | 67° | — | — |
| 2013 | 85° | 50° | 67° | — | — |
| 2012 | 68° | 47° | 57° | — | — |
| 2011 | 65° | 47° | 56° | — | — |
| 2010 | 69° | 44° | 57° | — | — |
| 2009 | 64° | 47° | 55° | — | — |
| 2008 | 77° | 51° | 64° | — | — |
| 2007 | 93° | 54° | 73° | — | — |
| 2006coldest | 57° | 33° | 45° | 0.18" | — |
| 2005 | 69° | 54° | 61° | — | — |
| 2004 | 72° | 54° | 63° | — | — |
| 2003 | 77° | 50° | 64° | — | — |
| 2002 | 78° | 52° | 65° | — | — |
| 2001 | 70° | 45° | 57° | — | — |
| 2000 | 77° | 45° | 61° | — | — |
| 1999 | 69° | 36° | 52° | — | — |
| 1998 | 79° | 46° | 62° | — | — |
| 1997 | 80° | 47° | 63° | — | — |
| 1996 | 64° | 51° | 58° | 0.28" | — |
| 1995 | 67° | 46° | 56° | — | — |
| 1994 | 79° | 47° | 63° | — | — |
| 1993 | 83° | 46° | 64° | — | — |
| 1992 | 77° | 47° | 62° | — | — |
| 1991 | 68° | 38° | 53° | — | — |
| 1990 | 60° | 38° | 49° | 0.18" | — |
| 1989 | 82° | 52° | 67° | — | — |
| 1988 | 72° | 38° | 55° | — | — |
| 1987 | 75° | 52° | 63° | — | — |
| 1986 | 61° | 44° | 52° | 0.3" | — |
| 1985 | 67° | 40° | 53° | — | — |
| 1984 | 77° | 46° | 62° | — | — |
| 1983 | 69° | 49° | 59° | — | — |
| 1982 | 68° | 50° | 59° | — | — |
| 1981 | 67° | 52° | 59° | — | — |
| 1980 | 69° | 41° | 55° | — | — |
| 1979 | 77° | 43° | 60° | — | — |
| 1978 | 59° | 45° | 52° | — | — |
| 1977 | 76° | 39° | 57° | — | — |
| 1976 | 70° | 55° | 62° | — | — |
| 1975 | 53° | 46° | 50° | — | — |
| 1974 | 89° | 48° | 69° | — | — |
| 1973 | 53° | 42° | 48° | — | — |
| 1972 | 83° | 52° | 67° | — | — |
| 1971 | 63° | 50° | 56° | — | — |
56 years of data from FONTANA KAISER