Weather on June 14
Ontario, CA
55 Years of Data
Avg High
87°F
Avg Low
57°F
Warmest
2021
83°F avg
Coldest
1973
62°F avg
About This Date
June 14th in Ontario, CA typically brings warm summer weather, with average highs around 87°F and lows near 57°F — a 30°F daily swing. Over 42 years of records, the warmest June 14th was in 2021 (83°F average), while the coldest was 1973 (62°F) — a 21°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for June 14th in Ontario, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 60° | 77° | — | — |
| 2024 | 89° | 56° | 72° | — | — |
| 2023 | 69° | 56° | 62° | — | — |
| 2022 | 88° | 62° | 75° | — | — |
| 2021warmest | 101° | 65° | 83° | — | — |
| 2020 | 85° | 59° | 72° | — | — |
| 2019 | 82° | 64° | 73° | — | — |
| 2018 | 96° | 61° | 78° | — | — |
| 2017 | 94° | 61° | 77° | — | — |
| 2016 | 78° | 54° | 66° | — | — |
| 2015 | 89° | 61° | 75° | — | — |
| 2014 | 88° | 59° | 73° | — | — |
| 2013 | 86° | 58° | 72° | — | — |
| 2012 | 82° | 59° | 71° | — | — |
| 2011 | 86° | — | — | — | — |
| 2010 | 93° | 60° | 77° | — | — |
| 2009 | 77° | 58° | 67° | — | — |
| 2008 | 92° | 59° | 75° | — | — |
| 2007 | 93° | 61° | 77° | — | — |
| 2006 | 89° | 57° | 73° | — | — |
| 2005 | 84° | 59° | 72° | — | — |
| 2004 | 85° | 59° | 72° | — | — |
| 2003 | 88° | 56° | 72° | — | — |
| 2002 | 89° | 57° | 73° | — | — |
| 2001 | 95° | 56° | 75° | — | — |
| 2000 | 94° | 60° | 77° | — | — |
| 1999 | 99° | 61° | 80° | — | — |
| 1998 | 86° | 52° | 69° | — | — |
| 1984 | 79° | 55° | 67° | — | — |
| 1983 | 97° | 51° | 74° | — | — |
| 1982 | 71° | 53° | 62° | — | — |
| 1981 | 91° | 54° | 72° | — | — |
| 1980 | 85° | 45° | 65° | — | — |
| 1979 | 94° | 64° | 79° | — | — |
| 1978 | 89° | 59° | 74° | — | — |
| 1977 | 81° | 54° | 67° | — | — |
| 1976 | 95° | 53° | 74° | — | — |
| 1975 | 80° | 52° | 66° | — | — |
| 1974 | 89° | 49° | 69° | — | — |
| 1973coldest | 70° | 54° | 62° | — | — |
| 1972 | 85° | 59° | 72° | — | — |
| 1971 | 94° | 53° | 73° | — | — |
42 years of data from ONTARIO INTL AP