Weather on April 8
Rialto, CA
55 Years of Data
Avg High
71°F
Avg Low
48°F
Warmest
1989
74°F avg
Coldest
2011
43°F avg
About This Date
April 8th in Rialto, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 48°F. Over 48 years of records, the warmest April 8th was in 1989 (74°F average), while the coldest was 2011 (43°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 4% of April 8th dates historically.
Planning for April 8th in Rialto, CA? Great weather for outdoor activities.
Cooling Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 50° | 67° | — | — |
| 2017 | 62° | 48° | 55° | — | — |
| 2016 | 58° | 53° | 55° | — | — |
| 2015 | 64° | 42° | 53° | — | — |
| 2014 | 86° | 58° | 72° | — | — |
| 2013 | 59° | 47° | 53° | — | — |
| 2012 | 81° | 52° | 66° | — | — |
| 2011coldest | 48° | 37° | 43° | — | — |
| 2010 | 78° | 53° | 66° | — | — |
| 2009 | 60° | 47° | 53° | — | — |
| 2008 | 58° | 46° | 52° | — | — |
| 2007 | 57° | 51° | 54° | — | — |
| 2006 | 65° | 43° | 54° | — | — |
| 2005 | 66° | 43° | 54° | — | — |
| 2004 | 71° | 47° | 59° | — | — |
| 2003 | 87° | 56° | 71° | — | — |
| 2002 | 69° | 46° | 58° | — | — |
| 2001 | 58° | 36° | 47° | — | — |
| 2000 | 85° | 52° | 68° | — | — |
| 1999 | 50° | 39° | 45° | — | — |
| 1998 | 67° | 41° | 54° | — | — |
| 1997 | 71° | 45° | 58° | — | — |
| 1996 | 81° | 52° | 66° | — | — |
| 1995 | 64° | 49° | 56° | — | — |
| 1994 | 62° | 54° | 58° | — | — |
| 1993 | 76° | 51° | 63° | — | — |
| 1992 | 72° | 49° | 60° | — | — |
| 1991 | 75° | 48° | 62° | — | — |
| 1990 | 62° | 52° | 57° | — | — |
| 1989warmest | 91° | 57° | 74° | — | — |
| 1988 | 83° | 53° | 68° | — | — |
| 1987 | 90° | 52° | 71° | — | — |
| 1986 | 68° | 46° | 57° | — | — |
| 1985 | 93° | 54° | 73° | — | — |
| 1984 | 74° | 50° | 62° | — | — |
| 1983 | 75° | 41° | 58° | — | — |
| 1982 | 68° | 42° | 55° | — | — |
| 1981 | 73° | 51° | 62° | — | — |
| 1980 | 88° | 48° | 68° | — | — |
| 1979 | 64° | 52° | 58° | — | — |
| 1978 | 58° | 40° | 49° | 0.03" | — |
| 1977 | 79° | 51° | 65° | — | — |
| 1976 | 67° | 50° | 58° | — | — |
| 1975 | 53° | 43° | 48° | 0.25" | — |
| 1974 | 87° | 47° | 67° | — | — |
| 1973 | 79° | 50° | 64° | — | — |
| 1972 | 80° | 48° | 64° | — | — |
| 1971 | 74° | 41° | 57° | — | — |
48 years of data from DEVORE CALIFORNIA