Weather on June 17
Fontana, CA
55 Years of Data
Avg High
88°F
Avg Low
59°F
Warmest
1981
85°F avg
Coldest
1995
62°F avg
About This Date
June 17th in Fontana, CA typically brings warm summer weather, with average highs around 88°F and lows near 59°F — a 29°F daily swing. Over 55 years of records, the warmest June 17th was in 1981 (85°F average), while the coldest was 1995 (62°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 17th dates historically, with the wettest June 17th recording 1.14" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for June 17th in Fontana, 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 | 97° | 65° | 81° | — | — |
| 2024 | 77° | 60° | 69° | — | — |
| 2023 | 89° | 59° | 74° | — | — |
| 2022 | 83° | 60° | 71° | — | — |
| 2021 | 101° | 70° | 85° | — | — |
| 2020 | 80° | 62° | 71° | — | — |
| 2019 | 81° | 64° | 72° | — | — |
| 2018 | 73° | 59° | 66° | — | — |
| 2017 | 97° | 64° | 80° | — | — |
| 2016 | 93° | 61° | 77° | — | — |
| 2015 | 94° | 59° | 76° | — | — |
| 2014 | 82° | 58° | 70° | — | — |
| 2013 | 89° | 60° | 75° | — | — |
| 2012 | 95° | 60° | 78° | — | — |
| 2011 | 78° | 58° | 68° | — | — |
| 2010 | 84° | 55° | 70° | — | — |
| 2009 | 80° | 58° | 69° | — | — |
| 2008 | 99° | 65° | 82° | — | — |
| 2007 | 87° | 57° | 72° | — | — |
| 2006 | 93° | 65° | 79° | — | — |
| 2005 | 76° | 59° | 67° | — | — |
| 2004 | 81° | 59° | 70° | — | — |
| 2003 | 87° | 60° | 74° | — | — |
| 2002 | 92° | 60° | 76° | — | — |
| 2001 | 95° | 58° | 76° | — | — |
| 2000 | 86° | 62° | 74° | — | — |
| 1999 | 88° | 56° | 72° | — | — |
| 1998 | 84° | 59° | 72° | — | — |
| 1997 | 93° | 63° | 78° | — | — |
| 1996 | 93° | 57° | 75° | — | — |
| 1995coldest | 74° | 50° | 62° | 1.14" | — |
| 1994 | 90° | 57° | 73° | — | — |
| 1993 | 92° | 63° | 77° | — | — |
| 1992 | 89° | 56° | 72° | — | — |
| 1991 | 94° | 57° | 75° | — | — |
| 1990 | 85° | 56° | 70° | — | — |
| 1989 | 96° | 59° | 78° | — | — |
| 1988 | 80° | 55° | 68° | — | — |
| 1987 | 90° | 55° | 72° | — | — |
| 1986 | 92° | 55° | 73° | — | — |
| 1985 | 98° | 58° | 78° | — | — |
| 1984 | 95° | 52° | 73° | — | — |
| 1983 | 88° | 54° | 71° | — | — |
| 1982 | 73° | 58° | 65° | — | — |
| 1981warmest | 106° | 65° | 85° | — | — |
| 1980 | 90° | 52° | 71° | — | — |
| 1979 | 73° | 56° | 64° | — | — |
| 1978 | 99° | 48° | 73° | — | — |
| 1977 | 88° | 53° | 70° | — | — |
| 1976 | 87° | 64° | 76° | — | — |
| 1975 | 70° | 56° | 63° | — | — |
| 1974 | 90° | 53° | 71° | — | — |
| 1973 | — | 54° | — | — | — |
| 1972 | 90° | 62° | 76° | — | — |
| 1971 | 96° | 63° | 79° | — | — |
55 years of data from FONTANA KAISER