Weather on April 25
Ontario, CA
55 Years of Data
Avg High
75°F
Avg Low
51°F
Warmest
2020
78°F avg
Coldest
1971
48°F avg
About This Date
April 25th in Ontario, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 51°F. Over 42 years of records, the warmest April 25th was in 2020 (78°F average), while the coldest was 1971 (48°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 17% of April 25th dates historically, with the wettest April 25th recording 1.14" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for April 25th in Ontario, CA? Great weather for outdoor activities.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 53° | 59° | — | — |
| 2024 | 66° | 53° | 60° | — | — |
| 2023 | 74° | 55° | 64° | — | — |
| 2022 | 89° | 53° | 71° | — | — |
| 2021 | 71° | 53° | 62° | — | — |
| 2020warmest | 94° | 63° | 78° | — | — |
| 2019 | 91° | 60° | 76° | — | — |
| 2018 | 82° | 51° | 67° | — | — |
| 2017 | 73° | 54° | 63° | — | — |
| 2016 | 68° | 49° | 58° | 0.28" | — |
| 2015 | 62° | 53° | 58° | 1.07" | — |
| 2014 | 72° | 52° | 62° | 1.14" | — |
| 2013 | 71° | 56° | 63° | — | — |
| 2012 | 88° | 57° | 72° | 0.41" | — |
| 2011 | 76° | 53° | 64° | — | — |
| 2010 | 81° | 49° | 65° | — | — |
| 2009 | 70° | 50° | 60° | — | — |
| 2008 | 89° | 52° | 70° | — | — |
| 2007 | 84° | 53° | 69° | — | — |
| 2006 | 67° | 49° | 58° | — | — |
| 2005 | 71° | 52° | 61° | — | — |
| 2004 | 96° | 57° | 77° | — | — |
| 2003 | 68° | 51° | 60° | — | — |
| 2002 | 70° | 53° | 61° | — | — |
| 2001 | 91° | 57° | 74° | — | — |
| 2000 | 87° | 56° | 71° | — | — |
| 1999 | 69° | 49° | 59° | — | — |
| 1998 | 71° | 50° | 61° | — | — |
| 1984 | 70° | 50° | 60° | — | — |
| 1983 | 62° | 46° | 54° | — | — |
| 1982 | 74° | 44° | 59° | — | — |
| 1981 | 78° | 53° | 66° | — | — |
| 1980 | 70° | 47° | 58° | — | — |
| 1979 | 80° | 46° | 63° | — | — |
| 1978 | 69° | 52° | 60° | 0.15" | — |
| 1977 | 80° | 47° | 63° | — | — |
| 1976 | 77° | 48° | 63° | — | — |
| 1975 | 60° | 48° | 54° | 0.05" | — |
| 1974 | 66° | 36° | 51° | — | — |
| 1973 | 78° | 43° | 60° | — | — |
| 1972 | 74° | 48° | 61° | — | — |
| 1971coldest | 55° | 41° | 48° | 0.46" | — |
42 years of data from ONTARIO INTL AP