Weather on May 3
Rialto, CA
55 Years of Data
Avg High
78°F
Avg Low
53°F
Warmest
2004
84°F avg
Coldest
1999
49°F avg
About This Date
May 3rd in Rialto, CA typically brings pleasant spring weather, with average highs around 78°F and lows near 53°F — a 25°F daily swing. Over 48 years of records, the warmest May 3rd was in 2004 (84°F average), while the coldest was 1999 (49°F) — a 35°F range across recorded history. This date has historically been dry, with little recorded precipitation.
Planning for May 3rd in Rialto, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 56° | 67° | — | — |
| 2017 | 92° | 61° | 76° | — | — |
| 2016 | 86° | 60° | 73° | — | — |
| 2015 | 75° | 51° | 63° | — | — |
| 2014 | 89° | 63° | 76° | — | — |
| 2013 | 89° | 61° | 75° | — | — |
| 2012 | 60° | 52° | 56° | — | — |
| 2011 | 87° | 62° | 75° | — | — |
| 2010 | 78° | 53° | 66° | — | — |
| 2009 | 74° | 55° | 64° | — | — |
| 2008 | 77° | 54° | 65° | — | — |
| 2007 | 68° | 47° | 57° | — | — |
| 2006 | 67° | 53° | 60° | — | — |
| 2005 | 78° | 49° | 63° | — | — |
| 2004warmest | 100° | 68° | 84° | — | — |
| 2003 | 60° | 43° | 51° | — | — |
| 2002 | 74° | 44° | 59° | — | — |
| 2001 | 77° | 52° | 64° | — | — |
| 2000 | 86° | 56° | 71° | — | — |
| 1999coldest | 51° | 46° | 49° | — | — |
| 1998 | 66° | 54° | 60° | — | — |
| 1997 | 92° | 53° | 72° | — | — |
| 1996 | 83° | 52° | 67° | — | — |
| 1995 | 75° | 44° | 60° | — | — |
| 1994 | 77° | 51° | 64° | — | — |
| 1993 | 63° | 53° | 58° | — | — |
| 1992 | 80° | 76° | 78° | — | — |
| 1991 | 64° | 43° | 53° | — | — |
| 1990 | 81° | 47° | 64° | — | — |
| 1989 | 88° | 54° | 71° | — | — |
| 1988 | 82° | 48° | 65° | — | — |
| 1987 | 90° | 50° | 70° | — | — |
| 1986 | 77° | 52° | 64° | — | — |
| 1985 | 83° | 55° | 69° | — | — |
| 1984 | 90° | 50° | 70° | — | — |
| 1983 | 82° | 48° | 65° | — | — |
| 1982 | 81° | 58° | 69° | — | — |
| 1981 | 76° | 57° | 66° | — | — |
| 1980 | 88° | 53° | 70° | — | — |
| 1979 | 75° | 54° | 64° | — | — |
| 1978 | 80° | 48° | 64° | — | — |
| 1977 | 78° | 49° | 63° | — | — |
| 1976 | 76° | 57° | 66° | — | — |
| 1975 | 81° | 49° | 65° | — | — |
| 1974 | 73° | 55° | 64° | — | — |
| 1973 | 87° | 51° | 69° | — | — |
| 1972 | 85° | 51° | 68° | — | — |
| 1971 | 67° | 46° | 56° | — | — |
48 years of data from DEVORE CALIFORNIA