Weather on May 11
Rialto, CA
55 Years of Data
Avg High
80°F
Avg Low
53°F
Warmest
1996
84°F avg
Coldest
1989
53°F avg
About This Date
May 11th in Rialto, CA typically brings warm spring weather, with average highs around 80°F and lows near 53°F — a 27°F daily swing. Over 48 years of records, the warmest May 11th was in 1996 (84°F average), while the coldest was 1989 (53°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 11th dates historically.
Planning for May 11th in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 67° | 82° | — | — |
| 2017 | 76° | 51° | 63° | — | — |
| 2016 | 81° | 52° | 66° | — | — |
| 2015 | 81° | 57° | 69° | — | — |
| 2014 | 75° | 56° | 65° | — | — |
| 2013 | 94° | 60° | 77° | — | — |
| 2012 | 76° | 50° | 63° | — | — |
| 2011 | 72° | 45° | 58° | — | — |
| 2010 | 64° | 44° | 54° | — | — |
| 2009 | 82° | 57° | 70° | — | — |
| 2008 | 74° | 50° | 62° | — | — |
| 2007 | 80° | 55° | 68° | — | — |
| 2006 | 87° | 59° | 73° | — | — |
| 2005 | 77° | 46° | 62° | — | — |
| 2004 | 74° | 54° | 64° | — | — |
| 2003 | 81° | 48° | 64° | — | — |
| 2002 | 82° | 45° | 63° | — | — |
| 2001 | 93° | 60° | 77° | — | — |
| 2000 | 74° | 51° | 62° | — | — |
| 1999 | 83° | 48° | 65° | — | — |
| 1998 | 61° | 51° | 56° | — | — |
| 1997 | 94° | 56° | 75° | — | — |
| 1996warmest | 104° | 65° | 84° | — | — |
| 1995 | 68° | 51° | 60° | — | — |
| 1994 | 78° | 57° | 68° | — | — |
| 1993 | 72° | 52° | 62° | — | — |
| 1992 | 64° | 58° | 61° | — | — |
| 1991 | 64° | 42° | 53° | — | — |
| 1990 | 64° | 51° | 58° | — | — |
| 1989coldest | 57° | 48° | 53° | 0.13" | — |
| 1988 | 96° | 57° | 77° | — | — |
| 1987 | 87° | 59° | 73° | — | — |
| 1986 | 81° | 52° | 66° | — | — |
| 1985 | 67° | 52° | 59° | — | — |
| 1984 | 93° | 56° | 74° | — | — |
| 1983 | 77° | 46° | 62° | — | — |
| 1982 | 65° | 51° | 58° | 0.36" | — |
| 1981 | 90° | 56° | 73° | — | — |
| 1980 | 61° | 47° | 54° | — | — |
| 1979 | 90° | 49° | 69° | — | — |
| 1978 | 85° | 58° | 71° | — | — |
| 1977 | 70° | 47° | 58° | — | — |
| 1976 | 94° | 57° | 75° | — | — |
| 1975 | 90° | 51° | 70° | — | — |
| 1974 | 85° | 55° | 70° | — | — |
| 1973 | 85° | 53° | 69° | — | — |
| 1972 | 91° | 49° | 70° | — | — |
| 1971 | 80° | 52° | 66° | — | — |
48 years of data from DEVORE CALIFORNIA