Weather on June 28
Concord, CA
55 Years of Data
Avg High
86°F
Avg Low
57°F
Warmest
2009
85°F avg
Coldest
1986
60°F avg
About This Date
June 28th in Concord, CA typically brings warm summer weather, with average highs around 86°F and lows near 57°F — a 29°F daily swing. Over 55 years of records, the warmest June 28th was in 2009 (85°F average), while the coldest was 1986 (60°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 5% of June 28th dates historically, with the wettest June 28th recording 1.5" of rain. 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 June 28th in Concord, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 58° | 77° | — | — |
| 2024 | 94° | 58° | 76° | — | — |
| 2023 | 79° | 53° | 66° | — | — |
| 2022 | 94° | 59° | 76° | — | — |
| 2021 | 85° | 58° | 71° | — | — |
| 2020 | 75° | 57° | 66° | — | — |
| 2019 | 85° | 61° | 73° | — | — |
| 2018 | 84° | 57° | 71° | — | — |
| 2017 | 87° | 57° | 72° | — | — |
| 2016 | 99° | 62° | 80° | — | — |
| 2015 | 82° | 61° | 71° | — | — |
| 2014 | 87° | 58° | 72° | — | — |
| 2013 | 103° | 63° | 83° | — | — |
| 2012 | 82° | 57° | 70° | — | — |
| 2011 | 64° | 56° | 60° | 1.5" | — |
| 2010 | 97° | 62° | 79° | — | — |
| 2009warmest | 106° | 65° | 85° | — | — |
| 2008 | 77° | 55° | 66° | — | — |
| 2007 | 81° | 58° | 69° | — | — |
| 2006 | 85° | 60° | 72° | 0.15" | — |
| 2005 | 80° | 57° | 69° | — | — |
| 2004 | 81° | 59° | 70° | — | — |
| 2003 | 98° | 62° | 80° | — | — |
| 2002 | 80° | 55° | 68° | — | — |
| 2001 | 80° | 59° | 70° | — | — |
| 2000 | 91° | 58° | 74° | — | — |
| 1999 | 99° | 58° | 78° | — | — |
| 1998 | 87° | 55° | 71° | — | — |
| 1997 | 76° | 55° | 65° | — | — |
| 1996 | 83° | 53° | 68° | — | — |
| 1995 | 85° | 56° | 70° | — | — |
| 1994 | 95° | 55° | 75° | — | — |
| 1993 | 90° | 55° | 72° | — | — |
| 1992 | 75° | 62° | 69° | — | — |
| 1991 | 67° | 55° | 61° | 0.56" | — |
| 1990 | 90° | 51° | 70° | — | — |
| 1989 | 70° | 55° | 62° | — | — |
| 1988 | 93° | 54° | 73° | — | — |
| 1987 | 77° | 54° | 65° | — | — |
| 1986coldest | 75° | 44° | 60° | — | — |
| 1985 | 96° | 54° | 75° | — | — |
| 1984 | 93° | 60° | 77° | — | — |
| 1983 | 82° | 52° | 67° | — | — |
| 1982 | 73° | 56° | 64° | — | — |
| 1981 | 89° | 57° | 73° | — | — |
| 1980 | 101° | 67° | 84° | — | — |
| 1979 | 83° | 49° | 66° | — | — |
| 1978 | 77° | 56° | 66° | — | — |
| 1977 | 87° | — | — | — | — |
| 1976 | 100° | 61° | 80° | — | — |
| 1975 | 89° | 53° | 71° | — | — |
| 1974 | 99° | 51° | 75° | — | — |
| 1973 | 98° | 56° | 77° | — | — |
| 1972 | 88° | 52° | 70° | — | — |
| 1971 | 82° | 48° | 65° | — | — |
55 years of data from CONCORD BUCHANAN FLD