Weather on June 17
Rialto, CA
55 Years of Data
Avg High
88°F
Avg Low
58°F
Warmest
1981
87°F avg
Coldest
1995
56°F avg
About This Date
June 17th in Rialto, CA typically brings warm summer weather, with average highs around 88°F and lows near 58°F — a 30°F daily swing. Over 48 years of records, the warmest June 17th was in 1981 (87°F average), while the coldest was 1995 (56°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 4% of June 17th dates historically.
Planning for June 17th in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 99° | 66° | 82° | — | — |
| 2017 | 96° | 67° | 81° | — | — |
| 2016 | 87° | 56° | 71° | — | — |
| 2015 | 96° | 65° | 80° | — | — |
| 2014 | 77° | 54° | 65° | — | — |
| 2013 | 87° | 58° | 72° | — | — |
| 2012 | 96° | 63° | 79° | — | — |
| 2011 | 76° | 54° | 65° | — | — |
| 2010 | 82° | 53° | 68° | — | — |
| 2009 | 76° | 54° | 65° | — | — |
| 2008 | 97° | 69° | 83° | — | — |
| 2007 | 86° | 58° | 72° | — | — |
| 2006 | 94° | 69° | 81° | — | — |
| 2005 | 70° | 56° | 63° | — | — |
| 2004 | 82° | 56° | 69° | — | — |
| 2003 | 90° | 54° | 72° | — | — |
| 2002 | 94° | 61° | 77° | — | — |
| 2001 | 95° | 62° | 79° | — | — |
| 2000 | 89° | 57° | 73° | — | — |
| 1999 | 92° | 58° | 75° | — | — |
| 1998 | 83° | 53° | 68° | — | — |
| 1997 | 96° | 63° | 79° | — | — |
| 1996 | 92° | 54° | 73° | — | — |
| 1995coldest | 70° | 43° | 56° | — | — |
| 1994 | 89° | 56° | 72° | — | — |
| 1993 | 93° | 60° | 77° | — | — |
| 1992 | 87° | 56° | 71° | — | — |
| 1991 | 90° | 61° | 75° | — | — |
| 1990 | 82° | 55° | 69° | — | — |
| 1989 | 96° | 59° | 78° | — | — |
| 1988 | 76° | 53° | 64° | — | — |
| 1987 | 87° | 54° | 70° | — | — |
| 1986 | 91° | 58° | 74° | — | — |
| 1985 | 99° | 60° | 79° | — | — |
| 1984 | 97° | 58° | 77° | — | — |
| 1983 | 88° | 54° | 71° | — | — |
| 1982 | 67° | 59° | 63° | 0.03" | — |
| 1981warmest | 110° | 64° | 87° | — | — |
| 1980 | 91° | 59° | 75° | — | — |
| 1979 | 77° | 58° | 67° | — | — |
| 1978 | 101° | 56° | 78° | — | — |
| 1977 | 90° | 55° | 72° | — | — |
| 1976 | 91° | 57° | 74° | — | — |
| 1975 | 70° | 56° | 63° | 0.08" | — |
| 1974 | 88° | 53° | 70° | — | — |
| 1973 | 82° | 55° | 69° | — | — |
| 1972 | 90° | 59° | 74° | — | — |
| 1971 | 99° | 57° | 78° | — | — |
48 years of data from DEVORE CALIFORNIA