Weather on June 23
Concord, CA
55 Years of Data
Avg High
86°F
Avg Low
56°F
Warmest
2018
85°F avg
Coldest
1991
60°F avg
About This Date
June 23rd in Concord, CA typically brings warm summer weather, with average highs around 86°F and lows near 56°F — a 30°F daily swing. Over 55 years of records, the warmest June 23rd was in 2018 (85°F average), while the coldest was 1991 (60°F) — a 25°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
Planning for June 23rd in Concord, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 56° | 73° | — | — |
| 2024 | 98° | 57° | 78° | — | — |
| 2023 | 73° | 58° | 65° | — | — |
| 2022 | 97° | 65° | 81° | — | — |
| 2021 | 78° | 60° | 69° | — | — |
| 2020 | 93° | 58° | 75° | — | — |
| 2019 | 96° | 60° | 78° | — | — |
| 2018warmest | 105° | 64° | 85° | — | — |
| 2017 | 91° | 63° | 77° | — | — |
| 2016 | 89° | 58° | 73° | — | — |
| 2015 | 91° | 58° | 74° | — | — |
| 2014 | 89° | 54° | 71° | — | — |
| 2013 | 70° | 57° | 63° | — | — |
| 2012 | 70° | 51° | 60° | — | — |
| 2011 | 82° | 55° | 69° | — | — |
| 2010 | 87° | 57° | 72° | — | — |
| 2009 | 96° | 56° | 76° | — | — |
| 2008 | 79° | 53° | 66° | — | — |
| 2007 | 86° | 56° | 71° | — | — |
| 2006 | 97° | 58° | 77° | — | — |
| 2005 | 78° | 57° | 68° | — | — |
| 2004 | 80° | 56° | 68° | — | — |
| 2003 | 79° | 53° | 66° | — | — |
| 2002 | 82° | 54° | 68° | — | — |
| 2001 | 83° | 56° | 69° | — | — |
| 2000 | 82° | 56° | 69° | — | — |
| 1999 | 85° | 56° | 70° | — | — |
| 1998 | 72° | 56° | 64° | — | — |
| 1997 | 86° | 55° | 71° | — | — |
| 1996 | 88° | 58° | 73° | — | — |
| 1995 | 97° | 62° | 79° | — | — |
| 1994 | 86° | 55° | 71° | — | — |
| 1993 | 91° | 58° | 74° | — | — |
| 1992 | 86° | 59° | 73° | — | — |
| 1991coldest | 72° | 49° | 60° | — | — |
| 1990 | 86° | 55° | 71° | — | — |
| 1989 | 84° | 59° | 72° | — | — |
| 1988 | 99° | 66° | 82° | — | — |
| 1987 | 96° | 61° | 78° | — | — |
| 1986 | 96° | 55° | 76° | — | — |
| 1985 | 84° | 53° | 69° | — | — |
| 1984 | 95° | 48° | 72° | — | — |
| 1983 | 82° | 57° | 70° | — | — |
| 1982 | 77° | 55° | 66° | — | — |
| 1981 | 96° | 65° | 80° | — | — |
| 1980 | 81° | 62° | 71° | — | — |
| 1979 | 91° | 54° | 72° | — | — |
| 1978 | 80° | 48° | 64° | — | — |
| 1977 | 94° | 56° | 75° | — | — |
| 1976 | 101° | 51° | 76° | — | — |
| 1975 | 87° | 55° | 71° | — | — |
| 1974 | 79° | 56° | 67° | — | — |
| 1973 | 79° | 55° | 67° | — | — |
| 1972 | 70° | 55° | 62° | — | — |
| 1971 | 84° | 45° | 64° | — | — |
55 years of data from CONCORD BUCHANAN FLD