Weather on September 2
Concord, CA
55 Years of Data
Avg High
89°F
Avg Low
57°F
Warmest
2017
91°F avg
Coldest
1977
67°F avg
About This Date
September 2nd in Concord, CA typically brings warm fall weather, with average highs around 89°F and lows near 57°F — a 32°F daily swing. Over 55 years of records, the warmest September 2nd was in 2017 (91°F average), while the coldest was 1977 (67°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 2nd dates historically. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for September 2nd in Concord, 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 | 91° | 63° | 77° | — | — |
| 2024 | 84° | 60° | 72° | — | — |
| 2023 | 73° | 63° | 68° | — | — |
| 2022 | 96° | 56° | 76° | — | — |
| 2021 | 80° | 57° | 69° | — | — |
| 2020 | 81° | 60° | 70° | — | — |
| 2019 | 94° | 64° | 79° | — | — |
| 2018 | 92° | 58° | 75° | — | — |
| 2017warmest | 110° | 73° | 91° | — | — |
| 2016 | 88° | 60° | 74° | — | — |
| 2015 | 80° | 62° | 71° | — | — |
| 2014 | 84° | 59° | 72° | — | — |
| 2013 | 83° | 65° | 74° | — | — |
| 2012 | 91° | 50° | 71° | — | — |
| 2011 | 96° | 56° | 76° | — | — |
| 2010 | 99° | 62° | 80° | — | — |
| 2009 | 99° | 62° | 80° | — | — |
| 2008 | 94° | 56° | 75° | — | — |
| 2007 | 98° | 60° | 79° | — | — |
| 2006 | 83° | 53° | 68° | — | — |
| 2005 | 84° | 54° | 69° | — | — |
| 2004 | 89° | 58° | 73° | — | — |
| 2003 | 94° | 58° | 76° | — | — |
| 2002 | 100° | 61° | 80° | — | — |
| 2001 | 90° | 55° | 72° | — | — |
| 2000 | 75° | 59° | 67° | 0.03" | — |
| 1999 | 82° | 57° | 70° | — | — |
| 1998 | 96° | 59° | 78° | — | — |
| 1997 | 87° | 63° | 75° | — | — |
| 1996 | 87° | 55° | 71° | — | — |
| 1995 | 84° | 57° | 71° | — | — |
| 1994 | 76° | 58° | 67° | — | — |
| 1993 | 96° | 63° | 79° | — | — |
| 1992 | 80° | 59° | 70° | — | — |
| 1991 | 97° | 59° | 78° | — | — |
| 1990 | 91° | 52° | 71° | — | — |
| 1989 | 89° | 49° | 69° | — | — |
| 1988 | 90° | 53° | 71° | — | — |
| 1987 | 98° | 52° | 75° | — | — |
| 1986 | 86° | 51° | 69° | — | — |
| 1985 | 79° | 55° | 67° | — | — |
| 1984 | 98° | 55° | 77° | — | — |
| 1983 | 90° | 61° | 75° | — | — |
| 1982 | 90° | 56° | 73° | — | — |
| 1981 | 86° | 53° | 70° | — | — |
| 1980 | 84° | 53° | 69° | — | — |
| 1979 | 82° | 60° | 71° | — | — |
| 1978 | 93° | 60° | 77° | — | — |
| 1977coldest | 82° | 51° | 67° | — | — |
| 1976 | 93° | 57° | 75° | — | — |
| 1975 | 93° | 48° | 71° | — | — |
| 1974 | 84° | 51° | 68° | — | — |
| 1973 | 88° | 48° | 68° | — | — |
| 1972 | 84° | 57° | 71° | — | — |
| 1971 | 84° | 55° | 70° | — | — |
55 years of data from CONCORD BUCHANAN FLD