Weather on June 15
Antioch, CA
55 Years of Data
Avg High
85°F
Avg Low
58°F
Warmest
2000
89°F avg
Coldest
2016
61°F avg
About This Date
June 15th in Antioch, CA typically brings warm summer weather, with average highs around 85°F and lows near 58°F — a 27°F daily swing. Over 54 years of records, the warmest June 15th was in 2000 (89°F average), while the coldest was 2016 (61°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 4% of June 15th dates historically. The last decade has been 6.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 6.3°F cooler on this date compared to 20-30 years ago.
Planning for June 15th in Antioch, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 62° | 72° | — | — |
| 2024 | 82° | 55° | 69° | — | — |
| 2023 | 75° | 57° | 66° | — | — |
| 2022 | 84° | 61° | 72° | — | — |
| 2021 | 89° | 58° | 73° | — | — |
| 2020 | 84° | 64° | 74° | — | — |
| 2019 | 81° | 54° | 67° | — | — |
| 2018 | 70° | 57° | 63° | — | — |
| 2017 | 82° | 60° | 71° | — | — |
| 2016coldest | 70° | 53° | 61° | — | — |
| 2015 | 83° | 53° | 68° | — | — |
| 2014 | 83° | 59° | 71° | — | — |
| 2013 | 87° | 58° | 72° | — | — |
| 2012 | 96° | 61° | 78° | — | — |
| 2011 | 97° | 66° | 81° | — | — |
| 2010 | 82° | 60° | 71° | — | — |
| 2009 | 84° | 60° | 72° | — | — |
| 2008 | 87° | 52° | 69° | — | — |
| 2007 | 99° | 61° | 80° | — | — |
| 2006 | 86° | 64° | 75° | — | — |
| 2005 | 89° | 55° | 72° | — | — |
| 2004 | 98° | 64° | 81° | — | — |
| 2003 | 81° | 57° | 69° | — | — |
| 2002 | 88° | 53° | 70° | — | — |
| 2001 | 89° | 74° | 81° | — | — |
| 2000warmest | 100° | 77° | 89° | — | — |
| 1999 | 80° | 53° | 67° | — | — |
| 1998 | 94° | 64° | 79° | — | — |
| 1997 | 87° | 58° | 72° | — | — |
| 1996 | 88° | 55° | 71° | — | — |
| 1995 | 83° | 56° | 69° | 0.15" | — |
| 1994 | 84° | 54° | 69° | — | — |
| 1993 | 96° | 66° | 81° | — | — |
| 1992 | 76° | 56° | 66° | 0.38" | — |
| 1990 | 80° | 58° | 69° | — | — |
| 1989 | 93° | 69° | 81° | — | — |
| 1988 | 91° | 58° | 74° | — | — |
| 1987 | 77° | 56° | 66° | — | — |
| 1986 | 79° | 55° | 67° | — | — |
| 1985 | — | 63° | — | — | — |
| 1984 | 87° | 54° | 70° | — | — |
| 1983 | 86° | 53° | 70° | — | — |
| 1982 | 91° | 57° | 74° | — | — |
| 1981 | 87° | 62° | 75° | — | — |
| 1980 | 81° | 57° | 69° | — | — |
| 1979 | 83° | 53° | 68° | — | — |
| 1978 | 76° | 49° | 62° | — | — |
| 1977 | 80° | 49° | 64° | — | — |
| 1976 | 95° | 57° | 76° | — | — |
| 1975 | — | 56° | — | — | — |
| 1974 | 79° | 60° | 69° | — | — |
| 1973 | 74° | 51° | 62° | — | — |
| 1972 | 87° | 59° | 73° | — | — |
| 1971 | 87° | 65° | 76° | — | — |
54 years of data from ANTIOCH FIBREBRD MILLS