Weather on April 23
Fontana, CA
55 Years of Data
Avg High
76°F
Avg Low
51°F
Warmest
2019
74°F avg
Coldest
1980
50°F avg
About This Date
April 23rd in Fontana, CA typically brings pleasant spring weather, with average highs around 76°F and lows near 51°F — a 25°F daily swing. Over 55 years of records, the warmest April 23rd was in 2019 (74°F average), while the coldest was 1980 (50°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 13% of April 23rd dates historically, with the wettest April 23rd recording 0.51" of rain. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for April 23rd in Fontana, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 54° | 59° | — | — |
| 2024 | 69° | 53° | 61° | — | — |
| 2023 | 81° | 56° | 68° | — | — |
| 2022 | 79° | 47° | 63° | — | — |
| 2021 | 65° | 53° | 59° | 0.05" | — |
| 2020 | 92° | 55° | 73° | — | — |
| 2019warmest | 92° | 56° | 74° | — | — |
| 2018 | 86° | 56° | 71° | — | — |
| 2017 | 83° | 58° | 70° | — | — |
| 2016 | 79° | 54° | 66° | — | — |
| 2015 | 67° | 55° | 61° | — | — |
| 2014 | 76° | 52° | 64° | — | — |
| 2013 | 83° | 56° | 69° | — | — |
| 2012 | 61° | 55° | 58° | — | — |
| 2011 | 66° | 54° | 60° | — | — |
| 2010 | 68° | 42° | 55° | 0.03" | — |
| 2009 | 70° | 56° | 63° | — | — |
| 2008 | 69° | 48° | 59° | — | — |
| 2007 | 70° | 51° | 60° | 0.1" | — |
| 2006 | 64° | 47° | 55° | 0.15" | — |
| 2005 | 73° | 46° | 60° | — | — |
| 2004 | 87° | 51° | 69° | — | — |
| 2003 | 63° | 49° | 56° | — | — |
| 2002 | 83° | 52° | 67° | — | — |
| 2001 | 84° | 48° | 66° | — | — |
| 2000 | 69° | 54° | 61° | — | — |
| 1999 | 66° | 49° | 57° | 0.2" | — |
| 1998 | 69° | 53° | 61° | — | — |
| 1997 | 84° | 58° | 71° | — | — |
| 1996 | 92° | 53° | 72° | — | — |
| 1995 | 86° | 47° | 66° | — | — |
| 1994 | 74° | 56° | 65° | — | — |
| 1993 | 74° | 50° | 62° | — | — |
| 1992 | 90° | 54° | 72° | — | — |
| 1991 | 68° | 54° | 61° | — | — |
| 1990 | 67° | 56° | 61° | — | — |
| 1989 | 74° | 48° | 61° | — | — |
| 1988 | 68° | 49° | 58° | 0.51" | — |
| 1987 | 92° | 54° | 73° | — | — |
| 1986 | 78° | 47° | 62° | — | — |
| 1985 | 90° | 46° | 68° | — | — |
| 1984 | 97° | 48° | 72° | — | — |
| 1983 | 68° | 45° | 56° | — | — |
| 1982 | 80° | 42° | 61° | — | — |
| 1981 | 83° | 53° | 68° | — | — |
| 1980coldest | 55° | 44° | 50° | 0.15" | — |
| 1979 | 73° | 41° | 57° | — | — |
| 1978 | 79° | 40° | 59° | — | — |
| 1977 | 86° | 51° | 69° | — | — |
| 1976 | 73° | 53° | 63° | — | — |
| 1975 | 60° | 50° | 55° | — | — |
| 1974 | 83° | 48° | 65° | — | — |
| 1973 | 78° | 46° | 62° | — | — |
| 1972 | 85° | 51° | 68° | — | — |
| 1971 | 73° | 46° | 60° | — | — |
55 years of data from FONTANA KAISER