Weather on July 2
Ontario, CA
55 Years of Data
Avg High
91°F
Avg Low
61°F
Warmest
2006
87°F avg
Coldest
1983
66°F avg
About This Date
July 2nd in Ontario, CA typically brings hot summer weather, with average highs around 91°F and lows near 61°F — a 30°F daily swing. Over 42 years of records, the warmest July 2nd was in 2006 (87°F average), while the coldest was 1983 (66°F) — a 21°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for July 2nd in Ontario, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 58° | 73° | — | — |
| 2024 | 95° | 62° | 79° | — | — |
| 2023 | 96° | 63° | 79° | — | — |
| 2022 | 90° | 63° | 76° | — | — |
| 2021 | 99° | 66° | 82° | — | — |
| 2020 | 88° | 62° | 75° | — | — |
| 2019 | 93° | 66° | 80° | — | — |
| 2018 | 88° | 62° | 75° | — | — |
| 2017 | 92° | 60° | 76° | — | — |
| 2016 | 90° | 61° | 75° | — | — |
| 2015 | 93° | 70° | 81° | — | — |
| 2014 | 92° | 63° | 77° | — | — |
| 2013 | 97° | 70° | 83° | — | — |
| 2012 | 87° | 61° | 74° | — | — |
| 2011 | 97° | 66° | 81° | — | — |
| 2010 | 88° | 59° | 73° | — | — |
| 2009 | 94° | 64° | 79° | — | — |
| 2008 | 96° | 65° | 80° | — | — |
| 2007 | 99° | 67° | 83° | — | — |
| 2006warmest | 100° | 73° | 87° | — | — |
| 2005 | 90° | 59° | 74° | — | — |
| 2004 | 84° | 58° | 71° | — | — |
| 2003 | 95° | 66° | 81° | — | — |
| 2002 | 95° | 60° | 78° | — | — |
| 2001 | 101° | 67° | 84° | — | — |
| 2000 | 87° | 60° | 74° | — | — |
| 1999 | 83° | 59° | 71° | — | — |
| 1998 | 83° | 60° | 71° | — | — |
| 1984 | 107° | 61° | 84° | — | — |
| 1983coldest | 71° | 60° | 66° | — | — |
| 1982 | 86° | 53° | 70° | — | — |
| 1981 | 97° | 57° | 77° | — | — |
| 1980 | 85° | 64° | 74° | — | — |
| 1979 | 79° | 56° | 67° | — | — |
| 1978 | 85° | 50° | 67° | — | — |
| 1977 | 90° | 58° | 74° | — | — |
| 1976 | 83° | 54° | 68° | — | — |
| 1975 | 88° | 51° | 69° | — | — |
| 1974 | 82° | 52° | 67° | — | — |
| 1973 | 98° | 57° | 78° | — | — |
| 1972 | 88° | 53° | 70° | — | — |
| 1971 | 87° | 50° | 69° | — | — |
42 years of data from ONTARIO INTL AP