Weather on April 22
Rialto, CA
55 Years of Data
Avg High
74°F
Avg Low
49°F
Warmest
2017
77°F avg
Coldest
2010
45°F avg
About This Date
April 22nd in Rialto, CA typically brings pleasant spring weather, with average highs around 74°F and lows near 49°F — a 25°F daily swing. Over 48 years of records, the warmest April 22nd was in 2017 (77°F average), while the coldest was 2010 (45°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 4% of April 22nd dates historically.
Planning for April 22nd in Rialto, CA? Great weather for outdoor activities.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 49° | 63° | — | — |
| 2017warmest | 89° | 64° | 77° | — | — |
| 2016 | 74° | 53° | 63° | — | — |
| 2015 | 65° | 50° | 57° | — | — |
| 2014 | 67° | 52° | 59° | — | — |
| 2013 | 77° | 51° | 64° | — | — |
| 2012 | 85° | 55° | 70° | — | — |
| 2011 | 65° | 50° | 57° | — | — |
| 2010coldest | 52° | 39° | 45° | — | — |
| 2009 | 80° | 54° | 67° | — | — |
| 2008 | 71° | 46° | 59° | — | — |
| 2007 | 56° | 45° | 50° | — | — |
| 2006 | 56° | 45° | 50° | — | — |
| 2005 | 73° | 47° | 60° | — | — |
| 2004 | 77° | 49° | 63° | — | — |
| 2003 | 55° | 42° | 49° | — | — |
| 2002 | 86° | 55° | 71° | — | — |
| 2001 | 71° | 37° | 54° | — | — |
| 2000 | 59° | 50° | 55° | — | — |
| 1999 | 55° | 46° | 51° | — | — |
| 1998 | 82° | 51° | 67° | — | — |
| 1997 | 85° | 59° | 72° | — | — |
| 1996 | 83° | 54° | 68° | — | — |
| 1995 | 77° | 57° | 67° | — | — |
| 1994 | 71° | 57° | 64° | — | — |
| 1993 | 73° | 48° | 61° | — | — |
| 1992 | 74° | 48° | 61° | — | — |
| 1991 | 55° | 48° | 52° | — | — |
| 1990 | 65° | 54° | 59° | — | — |
| 1989 | 73° | 49° | 61° | — | — |
| 1988 | 64° | 49° | 56° | — | — |
| 1987 | 93° | 52° | 72° | — | — |
| 1986 | 80° | 53° | 67° | — | — |
| 1985 | 70° | 53° | 61° | 0.15" | — |
| 1984 | 87° | 51° | 69° | — | — |
| 1983 | 72° | 54° | 63° | — | — |
| 1982 | 84° | 46° | 65° | — | — |
| 1981 | 93° | 52° | 72° | — | — |
| 1980 | 58° | 45° | 51° | 0.43" | — |
| 1979 | 79° | 46° | 62° | — | — |
| 1978 | 78° | 45° | 61° | — | — |
| 1977 | 91° | 50° | 71° | — | — |
| 1976 | 74° | 54° | 64° | — | — |
| 1975 | 66° | 51° | 59° | — | — |
| 1974 | 85° | 47° | 66° | — | — |
| 1973 | 84° | 46° | 65° | — | — |
| 1972 | 84° | 42° | 63° | — | — |
| 1971 | 72° | 35° | 53° | — | — |
48 years of data from DEVORE CALIFORNIA