Weather on April 19
Rialto, CA
55 Years of Data
Avg High
74°F
Avg Low
49°F
Warmest
1980
76°F avg
Coldest
1995
48°F avg
About This Date
April 19th 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 19th was in 1980 (76°F average), while the coldest was 1995 (48°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 8% of April 19th dates historically, with the wettest April 19th recording 0.79" of rain.
Planning for April 19th in Rialto, CA? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 43° | 62° | — | — |
| 2017 | 75° | 52° | 63° | — | — |
| 2016 | 85° | 60° | 72° | — | — |
| 2015 | 80° | 54° | 67° | — | — |
| 2014 | 76° | 51° | 63° | — | — |
| 2013 | 79° | 56° | 67° | — | — |
| 2012 | 85° | 54° | 69° | — | — |
| 2011 | 63° | 51° | 57° | — | — |
| 2010 | 72° | 52° | 62° | — | — |
| 2009 | 88° | 65° | 76° | — | — |
| 2008 | 63° | 46° | 54° | — | — |
| 2007 | 69° | 47° | 58° | — | — |
| 2006 | 77° | 53° | 65° | — | — |
| 2005 | 63° | 47° | 55° | — | — |
| 2004 | 68° | 44° | 56° | — | — |
| 2003 | 72° | 43° | 57° | — | — |
| 2002 | 71° | 37° | 54° | — | — |
| 2001 | 64° | 46° | 55° | — | — |
| 2000 | 70° | 41° | 55° | — | — |
| 1999 | 90° | 60° | 75° | — | — |
| 1998 | 83° | 56° | 69° | — | — |
| 1997 | 63° | 52° | 57° | — | — |
| 1996 | 75° | 48° | 62° | — | — |
| 1995coldest | 56° | 40° | 48° | — | — |
| 1994 | 86° | 57° | 72° | — | — |
| 1993 | 80° | 53° | 67° | — | — |
| 1992 | 80° | 61° | 70° | — | — |
| 1991 | 69° | 45° | 57° | — | — |
| 1990 | 74° | 55° | 64° | — | — |
| 1989 | 86° | 54° | 70° | — | — |
| 1988 | 64° | 52° | 58° | 0.23" | — |
| 1987 | 80° | 51° | 66° | — | — |
| 1986 | 85° | 47° | 66° | — | — |
| 1985 | 61° | 50° | 55° | 0.03" | — |
| 1984 | 65° | 50° | 57° | 0.79" | — |
| 1983 | 73° | 52° | 62° | — | — |
| 1982 | 91° | 51° | 71° | — | — |
| 1981 | 60° | 47° | 53° | 0.56" | — |
| 1980warmest | 96° | 55° | 76° | — | — |
| 1979 | 79° | 40° | 59° | — | — |
| 1978 | 78° | 48° | 63° | — | — |
| 1977 | 82° | 49° | 65° | — | — |
| 1976 | 86° | 44° | 65° | — | — |
| 1975 | 70° | 40° | 55° | — | — |
| 1974 | 70° | 45° | 57° | — | — |
| 1973 | 67° | 44° | 55° | — | — |
| 1972 | 58° | 44° | 51° | — | — |
| 1971 | 65° | 40° | 52° | — | — |
48 years of data from DEVORE CALIFORNIA