Weather on November 25
Ontario, CA
55 Years of Data
Avg High
71°F
Avg Low
45°F
Warmest
2017
71°F avg
Coldest
1973
45°F avg
About This Date
November 25th in Ontario, CA typically brings pleasant fall weather, with average highs around 71°F and lows near 45°F — a 26°F daily swing. Over 41 years of records, the warmest November 25th was in 2017 (71°F average), while the coldest was 1973 (45°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 7% of November 25th dates historically. The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for November 25th in Ontario, CA? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 49° | 63° | — | — |
| 2024 | 67° | 47° | 57° | — | — |
| 2023 | 69° | 46° | 58° | — | — |
| 2022 | 74° | 41° | 57° | — | — |
| 2021 | 78° | 48° | 63° | — | — |
| 2020 | 68° | 47° | 57° | — | — |
| 2019 | 69° | 42° | 56° | — | — |
| 2018 | 75° | 48° | 62° | — | — |
| 2017warmest | 88° | 55° | 71° | — | — |
| 2016 | 76° | 41° | 58° | — | — |
| 2015 | 60° | 46° | 53° | 0.3" | — |
| 2014 | 78° | 45° | 61° | — | — |
| 2013 | 72° | 44° | 58° | — | — |
| 2012 | 77° | 50° | 64° | — | — |
| 2011 | 66° | 39° | 53° | — | — |
| 2010 | 63° | 36° | 49° | — | — |
| 2009 | 80° | 45° | 62° | — | — |
| 2008 | 76° | 53° | 64° | 0.18" | — |
| 2007 | 70° | 45° | 57° | — | — |
| 2006 | 65° | 49° | 57° | — | — |
| 2005 | 72° | 46° | 59° | — | — |
| 2004 | 67° | 41° | 54° | — | — |
| 2003 | 63° | 41° | 52° | — | — |
| 2002 | 71° | 44° | 58° | — | — |
| 2001 | 59° | 44° | 52° | — | — |
| 2000 | 78° | 41° | 60° | — | — |
| 1999 | 77° | 45° | 61° | — | — |
| 1998 | 75° | 45° | 60° | — | — |
| 1983 | 60° | 38° | 49° | — | — |
| 1982 | 72° | 45° | 58° | — | — |
| 1981 | 64° | 50° | 57° | — | — |
| 1980 | 69° | 57° | 63° | — | — |
| 1979 | 70° | 45° | 57° | — | — |
| 1978 | 60° | 42° | 51° | 0.38" | — |
| 1977 | 87° | 54° | 70° | — | — |
| 1976 | 72° | 46° | 59° | — | — |
| 1975 | 77° | 50° | 64° | — | — |
| 1974 | 74° | 43° | 58° | — | — |
| 1973coldest | 55° | 35° | 45° | — | — |
| 1972 | 73° | 40° | 56° | — | — |
| 1971 | 65° | 40° | 52° | — | — |
41 years of data from ONTARIO INTL AP