Weather on October 7
Rancho Cucamonga, CA
55 Years of Data
Avg High
85°F
Avg Low
58°F
Warmest
2023
82°F avg
Coldest
1973
58°F avg
About This Date
October 7th in Rancho Cucamonga, CA typically brings warm fall weather, with average highs around 85°F and lows near 58°F — a 27°F daily swing. Over 41 years of records, the warmest October 7th was in 2023 (82°F average), while the coldest was 1973 (58°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 2% of October 7th dates historically. The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.
Planning for October 7th in Rancho Cucamonga, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 59° | 70° | — | — |
| 2024 | 97° | 67° | 82° | — | — |
| 2023warmest | 99° | 65° | 82° | — | — |
| 2022 | 89° | 63° | 76° | — | — |
| 2021 | 73° | 62° | 68° | — | — |
| 2020 | 91° | 63° | 77° | — | — |
| 2019 | 94° | 60° | 77° | — | — |
| 2018 | 78° | 58° | 68° | — | — |
| 2017 | 97° | 58° | 77° | — | — |
| 2016 | 94° | 54° | 74° | — | — |
| 2015 | 87° | 61° | 74° | — | — |
| 2014 | 96° | 66° | 81° | — | — |
| 2013 | 87° | 59° | 73° | — | — |
| 2012 | 85° | 61° | 73° | — | — |
| 2011 | 73° | 48° | 61° | — | — |
| 2010 | 71° | 54° | 62° | — | — |
| 2009 | 72° | 56° | 64° | — | — |
| 2008 | 98° | 62° | 80° | — | — |
| 2007 | 85° | 58° | 71° | — | — |
| 2006 | 77° | 54° | 65° | — | — |
| 2005 | 91° | 59° | 75° | — | — |
| 2004 | 91° | 58° | 74° | — | — |
| 2003 | 85° | 59° | 72° | — | — |
| 2002 | 96° | 58° | 77° | — | — |
| 2001 | 78° | 58° | 68° | — | — |
| 2000 | 71° | 59° | 65° | — | — |
| 1999 | 88° | 52° | 70° | — | — |
| 1998 | 88° | 53° | 70° | — | — |
| 1983 | 78° | 63° | 70° | — | — |
| 1982 | 80° | 50° | 65° | — | — |
| 1981 | 86° | 53° | 70° | — | — |
| 1980 | 99° | 54° | 76° | — | — |
| 1979 | 82° | 54° | 68° | — | — |
| 1978 | 85° | 57° | 71° | — | — |
| 1977 | 88° | 55° | 71° | — | — |
| 1976 | 93° | 59° | 76° | — | — |
| 1975 | 67° | 55° | 61° | 0.1" | — |
| 1974 | 70° | 54° | 62° | — | — |
| 1973coldest | 67° | 49° | 58° | — | — |
| 1972 | 84° | 58° | 71° | — | — |
| 1971 | 96° | 59° | 78° | — | — |
41 years of data from ONTARIO INTL AP