Weather on April 23
Rancho Cucamonga, CA
55 Years of Data
Avg High
75°F
Avg Low
50°F
Warmest
2019
74°F avg
Coldest
1980
48°F avg
About This Date
April 23rd in Rancho Cucamonga, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 50°F — a 25°F daily swing. Over 41 years of records, the warmest April 23rd was in 2019 (74°F average), while the coldest was 1980 (48°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 15% of April 23rd dates historically. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for April 23rd in Rancho Cucamonga, CA? Great weather for outdoor activities.
Warming Trend
1.2°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" | — |
| 1984 | 97° | 48° | 72° | — | — |
| 1983 | 68° | 45° | 56° | — | — |
| 1982 | 80° | 42° | 61° | — | — |
| 1981 | 83° | 53° | 68° | — | — |
| 1980coldest | 55° | 41° | 48° | 0.15" | — |
| 1979 | 72° | 42° | 57° | — | — |
| 1978 | 79° | 44° | 61° | — | — |
| 1977 | 91° | 50° | 71° | — | — |
| 1976 | 67° | 51° | 59° | — | — |
| 1975 | 59° | 46° | 53° | — | — |
| 1974 | 73° | 38° | 55° | — | — |
| 1973 | 75° | 50° | 63° | — | — |
| 1972 | 80° | 43° | 61° | — | — |
| 1971 | 69° | 37° | 53° | — | — |
41 years of data from ONTARIO INTL AP