Weather on May 3
Fontana, CA
55 Years of Data
Avg High
80°F
Avg Low
54°F
Warmest
2004
84°F avg
Coldest
1999
54°F avg
About This Date
May 3rd in Fontana, CA typically brings warm spring weather, with average highs around 80°F and lows near 54°F — a 26°F daily swing. Over 55 years of records, the warmest May 3rd was in 2004 (84°F average), while the coldest was 1999 (54°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 3rd dates historically, with the wettest May 3rd recording 1.07" 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 May 3rd in Fontana, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 56° | 60° | — | — |
| 2024 | 72° | 56° | 64° | — | — |
| 2023 | 66° | 48° | 57° | — | — |
| 2022 | 73° | 56° | 64° | — | — |
| 2021 | 86° | 54° | 70° | — | — |
| 2020 | 82° | 57° | 70° | — | — |
| 2019 | 83° | 55° | 69° | — | — |
| 2018 | 79° | 50° | 64° | — | — |
| 2017 | 93° | 59° | 76° | — | — |
| 2016 | 92° | 57° | 74° | — | — |
| 2015 | 78° | 55° | 67° | — | — |
| 2014 | 94° | 59° | 76° | — | — |
| 2013 | 96° | 56° | 76° | — | — |
| 2012 | 68° | 55° | 62° | — | — |
| 2011 | 93° | 55° | 74° | — | — |
| 2010 | 85° | 52° | 68° | — | — |
| 2009 | 79° | 56° | 67° | — | — |
| 2008 | 82° | 56° | 69° | — | — |
| 2007 | 73° | 53° | 63° | — | — |
| 2006 | 70° | 57° | 63° | — | — |
| 2005 | 77° | 54° | 65° | — | — |
| 2004warmest | 103° | 66° | 84° | — | — |
| 2003 | 64° | 50° | 57° | 1.07" | — |
| 2002 | 75° | 49° | 62° | — | — |
| 2001 | 81° | 50° | 65° | — | — |
| 2000 | 86° | 57° | 72° | — | — |
| 1999coldest | 57° | 51° | 54° | — | — |
| 1998 | 75° | 60° | 68° | — | — |
| 1997 | 86° | 55° | 71° | — | — |
| 1996 | 83° | 58° | 70° | — | — |
| 1995 | 76° | 55° | 65° | — | — |
| 1994 | 75° | 50° | 63° | — | — |
| 1993 | 79° | 58° | 68° | — | — |
| 1992 | 84° | 57° | 71° | — | — |
| 1991 | 71° | 46° | 59° | — | — |
| 1990 | 83° | 56° | 69° | — | — |
| 1989 | 89° | 55° | 72° | — | — |
| 1988 | 85° | 49° | 67° | — | — |
| 1987 | 94° | 51° | 72° | — | — |
| 1986 | 81° | 50° | 65° | — | — |
| 1985 | 82° | 52° | 67° | — | — |
| 1984 | 89° | 45° | 67° | — | — |
| 1983 | 77° | 45° | 61° | — | — |
| 1982 | 76° | 54° | 65° | — | — |
| 1981 | 71° | 54° | 62° | — | — |
| 1980 | 85° | 49° | 67° | — | — |
| 1979 | 75° | 51° | 63° | — | — |
| 1978 | 76° | 45° | 60° | — | — |
| 1977 | 79° | 50° | 64° | — | — |
| 1976 | 76° | 57° | 66° | — | — |
| 1975 | 74° | 46° | 60° | — | — |
| 1974 | 78° | 53° | 66° | — | — |
| 1973 | 88° | 55° | 71° | — | — |
| 1972 | 86° | 56° | 71° | — | — |
| 1971 | 74° | 54° | 64° | — | — |
55 years of data from FONTANA KAISER