Weather on November 3
Ontario, CA
55 Years of Data
Avg High
79°F
Avg Low
51°F
Warmest
2010
78°F avg
Coldest
1974
51°F avg
About This Date
November 3rd in Ontario, CA typically brings pleasant fall weather, with average highs around 79°F and lows near 51°F — a 28°F daily swing. Over 41 years of records, the warmest November 3rd was in 2010 (78°F average), while the coldest was 1974 (51°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 2% of November 3rd dates historically, with the wettest November 3rd recording 0.56" of rain. The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
Planning for November 3rd in Ontario, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 54° | 67° | — | — |
| 2024 | 72° | 53° | 62° | — | — |
| 2023 | 87° | 50° | 69° | — | — |
| 2022 | 64° | 46° | 55° | — | — |
| 2021 | 88° | 56° | 72° | — | — |
| 2020 | 83° | 57° | 70° | — | — |
| 2019 | 83° | 49° | 66° | — | — |
| 2018 | 89° | 54° | 71° | — | — |
| 2017 | 70° | 55° | 62° | — | — |
| 2016 | 91° | 57° | 74° | — | — |
| 2015 | 67° | 49° | 58° | 0.56" | — |
| 2014 | 73° | 46° | 60° | — | — |
| 2013 | 71° | 52° | 61° | — | — |
| 2012 | 84° | 48° | 66° | — | — |
| 2011 | 77° | 49° | 63° | — | — |
| 2010warmest | 98° | 58° | 78° | — | — |
| 2009 | 93° | 54° | 73° | — | — |
| 2008 | 69° | 56° | 62° | — | — |
| 2007 | 90° | 52° | 71° | — | — |
| 2006 | 75° | 54° | 64° | — | — |
| 2005 | 71° | 54° | 62° | — | — |
| 2004 | 72° | 46° | 59° | — | — |
| 2003 | 58° | 46° | 52° | — | — |
| 2002 | 78° | 45° | 61° | — | — |
| 2001 | 82° | 50° | 66° | — | — |
| 2000 | 72° | 59° | 65° | — | — |
| 1999 | 80° | 49° | 64° | — | — |
| 1998 | 78° | 46° | 62° | — | — |
| 1983 | 87° | 53° | 70° | — | — |
| 1982 | 82° | 58° | 70° | — | — |
| 1981 | 87° | 49° | 68° | — | — |
| 1980 | 88° | 46° | 67° | — | — |
| 1979 | 70° | 48° | 59° | — | — |
| 1978 | 82° | 44° | 63° | — | — |
| 1977 | 81° | 53° | 67° | — | — |
| 1976 | 90° | 57° | 73° | — | — |
| 1975 | 85° | 50° | 67° | — | — |
| 1974coldest | 62° | 40° | 51° | — | — |
| 1973 | 63° | 47° | 55° | — | — |
| 1972 | 80° | 46° | 63° | — | — |
| 1971 | 82° | 49° | 65° | — | — |
41 years of data from ONTARIO INTL AP