Weather on May 9
Concord, CA
55 Years of Data
Avg High
76°F
Avg Low
50°F
Warmest
1987
73°F avg
Coldest
1977
52°F avg
About This Date
May 9th in Concord, CA typically brings pleasant spring weather, with average highs around 76°F and lows near 50°F — a 26°F daily swing. Over 55 years of records, the warmest May 9th was in 1987 (73°F average), while the coldest was 1977 (52°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 11% of May 9th dates historically, with the wettest May 9th recording 0.69" of rain. The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for May 9th in Concord, CA? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 53° | 72° | — | — |
| 2024 | 86° | 58° | 72° | — | — |
| 2023 | 69° | 49° | 59° | — | — |
| 2022 | 62° | 45° | 53° | — | — |
| 2021 | 87° | 58° | 72° | — | — |
| 2020 | 88° | 52° | 70° | — | — |
| 2019 | 69° | 56° | 62° | — | — |
| 2018 | 77° | 58° | 67° | — | — |
| 2017 | 89° | 53° | 71° | — | — |
| 2016 | 73° | 55° | 64° | — | — |
| 2015 | 75° | 52° | 63° | — | — |
| 2014 | 72° | 54° | 63° | — | — |
| 2013 | 73° | 51° | 62° | — | — |
| 2012 | 87° | 50° | 69° | — | — |
| 2011 | 72° | 45° | 58° | — | — |
| 2010 | 64° | 51° | 58° | 0.2" | — |
| 2009 | 83° | 53° | 68° | — | — |
| 2008 | 76° | 49° | 62° | — | — |
| 2007 | 86° | 52° | 69° | — | — |
| 2006 | 85° | 51° | 68° | — | — |
| 2005 | 66° | 48° | 57° | 0.69" | — |
| 2004 | 79° | 51° | 65° | — | — |
| 2003 | 67° | 43° | 55° | — | — |
| 2002 | 70° | 49° | 59° | — | — |
| 2001 | 91° | 54° | 72° | — | — |
| 2000 | 70° | 54° | 62° | — | — |
| 1999 | 71° | 46° | 59° | — | — |
| 1998 | 66° | 50° | 58° | — | — |
| 1997 | 84° | 52° | 68° | — | — |
| 1996 | 75° | 49° | 62° | — | — |
| 1995 | 66° | 50° | 58° | 0.03" | — |
| 1994 | 74° | 52° | 63° | — | — |
| 1993 | 86° | 53° | 70° | — | — |
| 1992 | 89° | 54° | 71° | — | — |
| 1991 | 73° | 44° | 59° | — | — |
| 1990 | 71° | 49° | 60° | — | — |
| 1989 | 64° | 52° | 58° | — | — |
| 1988 | 74° | 46° | 60° | — | — |
| 1987warmest | 92° | 55° | 73° | — | — |
| 1986 | 88° | 48° | 68° | — | — |
| 1985 | 74° | 41° | 57° | — | — |
| 1984 | 82° | 45° | 63° | — | — |
| 1983 | 72° | 42° | 57° | — | — |
| 1982 | 72° | 46° | 59° | — | — |
| 1981 | 85° | 58° | 71° | — | — |
| 1980 | 66° | 49° | 57° | 0.25" | — |
| 1979 | 76° | 46° | 61° | 0.08" | — |
| 1978 | 76° | 52° | 64° | — | — |
| 1977coldest | 57° | 47° | 52° | 0.61" | — |
| 1976 | 78° | 50° | 64° | — | — |
| 1975 | 70° | 48° | 59° | — | — |
| 1974 | 77° | 51° | 64° | — | — |
| 1973 | 81° | 44° | 62° | — | — |
| 1972 | 75° | 46° | 61° | — | — |
| 1971 | 75° | 48° | 62° | — | — |
55 years of data from CONCORD BUCHANAN FLD