Weather on April 9
Rialto, CA
55 Years of Data
Avg High
73°F
Avg Low
48°F
Warmest
2014
72°F avg
Coldest
2011
43°F avg
About This Date
April 9th in Rialto, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 48°F — a 25°F daily swing. Over 47 years of records, the warmest April 9th was in 2014 (72°F average), while the coldest was 2011 (43°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 6% of April 9th dates historically, with the wettest April 9th recording 0.89" of rain.
Planning for April 9th in Rialto, CA? Great weather for outdoor activities.
Cooling Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2017 | 69° | 49° | 59° | — | — |
| 2016 | 61° | 52° | 56° | — | — |
| 2015 | 73° | 50° | 62° | — | — |
| 2014warmest | 87° | 58° | 72° | — | — |
| 2013 | 70° | 51° | 60° | — | — |
| 2012 | 80° | 50° | 65° | — | — |
| 2011coldest | 51° | 35° | 43° | — | — |
| 2010 | 74° | 49° | 61° | — | — |
| 2009 | 60° | 47° | 53° | — | — |
| 2008 | 61° | 42° | 51° | — | — |
| 2007 | 61° | 51° | 56° | — | — |
| 2006 | 62° | 47° | 54° | — | — |
| 2005 | 64° | 40° | 52° | — | — |
| 2004 | 79° | 51° | 65° | — | — |
| 2003 | 85° | 54° | 69° | — | — |
| 2002 | 77° | 45° | 61° | — | — |
| 2001 | 52° | 36° | 44° | — | — |
| 2000 | 77° | 50° | 64° | — | — |
| 1999 | 56° | 32° | 44° | — | — |
| 1998 | 71° | 42° | 57° | — | — |
| 1997 | 68° | 46° | 57° | — | — |
| 1996 | 73° | 46° | 60° | — | — |
| 1995 | 65° | 46° | 55° | — | — |
| 1994 | 63° | 49° | 56° | 0.38" | — |
| 1993 | 72° | 49° | 60° | — | — |
| 1992 | 67° | 48° | 57° | — | — |
| 1991 | 79° | 59° | 69° | — | — |
| 1990 | 81° | 45° | 63° | — | — |
| 1989 | 85° | 55° | 70° | — | — |
| 1988 | 88° | 54° | 71° | — | — |
| 1987 | 88° | 55° | 71° | — | — |
| 1986 | 78° | 46° | 62° | — | — |
| 1985 | 89° | 53° | 71° | — | — |
| 1984 | 79° | 52° | 65° | — | — |
| 1983 | 69° | 46° | 58° | — | — |
| 1982 | 74° | 49° | 61° | — | — |
| 1981 | 78° | 47° | 62° | — | — |
| 1980 | 87° | 46° | 67° | — | — |
| 1979 | 63° | 54° | 58° | — | — |
| 1978 | 75° | 43° | 59° | 0.03" | — |
| 1977 | 68° | 51° | 60° | — | — |
| 1976 | 76° | 45° | 60° | — | — |
| 1975 | 66° | 43° | 54° | 0.89" | — |
| 1974 | 77° | 50° | 64° | — | — |
| 1973 | 79° | 44° | 61° | — | — |
| 1972 | 81° | 47° | 64° | — | — |
| 1971 | 79° | 44° | 61° | — | — |
47 years of data from DEVORE CALIFORNIA