Weather on October 25
Rancho Cucamonga, CA
55 Years of Data
Avg High
78°F
Avg Low
55°F
Warmest
2017
84°F avg
Coldest
1971
50°F avg
About This Date
October 25th in Rancho Cucamonga, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 55°F. Over 41 years of records, the warmest October 25th was in 2017 (84°F average), while the coldest was 1971 (50°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 15% of October 25th dates historically. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for October 25th in Rancho Cucamonga, CA? Great weather for outdoor activities.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 56° | 65° | — | — |
| 2024 | 87° | 58° | 72° | — | — |
| 2023 | 69° | 60° | 65° | — | — |
| 2022 | 79° | 52° | 65° | — | — |
| 2021 | 66° | 56° | 61° | 0.28" | — |
| 2020 | 68° | 58° | 63° | — | — |
| 2019 | 93° | 64° | 79° | — | — |
| 2018 | 84° | 58° | 71° | — | — |
| 2017warmest | 99° | 69° | 84° | — | — |
| 2016 | 77° | 55° | 66° | — | — |
| 2015 | 86° | 62° | 74° | — | — |
| 2014 | 87° | 61° | 74° | — | — |
| 2013 | 76° | 55° | 65° | — | — |
| 2012 | 81° | 51° | 66° | — | — |
| 2011 | 63° | 57° | 60° | 0.03" | — |
| 2010 | 72° | 54° | 63° | 0.46" | — |
| 2009 | 92° | 54° | 73° | — | — |
| 2008 | 93° | 55° | 74° | — | — |
| 2007 | 91° | 63° | 77° | — | — |
| 2006 | 77° | 52° | 64° | — | — |
| 2005 | 67° | 56° | 61° | — | — |
| 2004 | 68° | 56° | 62° | — | — |
| 2003 | 89° | 58° | 73° | — | — |
| 2002 | 65° | 53° | 59° | 0.1" | — |
| 2001 | 85° | 53° | 69° | — | — |
| 2000 | 76° | 53° | 64° | — | — |
| 1999 | 89° | 57° | 73° | — | — |
| 1998 | 71° | 51° | 61° | 0.03" | — |
| 1983 | 87° | 74° | 80° | — | — |
| 1982 | 79° | 54° | 66° | 0.38" | — |
| 1981 | 74° | 50° | 62° | — | — |
| 1980 | 88° | 47° | 67° | — | — |
| 1979 | 75° | 50° | 63° | — | — |
| 1978 | 71° | 58° | 64° | — | — |
| 1977 | 86° | 56° | 71° | — | — |
| 1976 | 70° | 48° | 59° | — | — |
| 1975 | 72° | 40° | 56° | — | — |
| 1974 | 69° | 49° | 59° | — | — |
| 1973 | 80° | 48° | 64° | — | — |
| 1972 | 75° | 47° | 61° | — | — |
| 1971coldest | 62° | 38° | 50° | — | — |
41 years of data from ONTARIO INTL AP