Weather on June 28
San Ramon, CA
55 Years of Data
Avg High
82°F
Avg Low
57°F
Warmest
2009
87°F avg
Coldest
1989
55°F avg
About This Date
June 28th in San Ramon, CA typically brings warm summer weather, with average highs around 82°F and lows near 57°F — a 25°F daily swing. Over 54 years of records, the warmest June 28th was in 2009 (87°F average), while the coldest was 1989 (55°F) — a 32°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for June 28th in San Ramon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 65° | 76° | — | — |
| 2024 | 76° | 56° | 66° | — | — |
| 2023 | 70° | 46° | 58° | — | — |
| 2022 | 87° | 69° | 78° | — | — |
| 2021 | 84° | 63° | 73° | — | — |
| 2020 | 81° | 47° | 64° | — | — |
| 2019 | 67° | 50° | 58° | — | — |
| 2018 | 79° | 49° | 64° | — | — |
| 2017 | 73° | 49° | 61° | — | — |
| 2016 | 91° | 72° | 81° | — | — |
| 2015 | 79° | 64° | 71° | — | — |
| 2014 | 74° | 53° | 63° | — | — |
| 2013 | 86° | 57° | 72° | — | — |
| 2012 | 77° | 54° | 65° | — | — |
| 2011 | 74° | 53° | 63° | — | — |
| 2010 | 91° | 71° | 81° | — | — |
| 2009warmest | 94° | 80° | 87° | — | — |
| 2008 | 87° | 60° | 74° | — | — |
| 2007 | 80° | 52° | 66° | — | — |
| 2006 | 90° | 58° | 74° | — | — |
| 2005 | 79° | 56° | 67° | — | — |
| 2004 | 84° | 57° | 71° | — | — |
| 2003 | 96° | 67° | 81° | — | — |
| 2002 | 76° | 51° | 63° | — | — |
| 2001 | 78° | 54° | 66° | — | — |
| 2000 | 91° | 59° | 75° | — | — |
| 1999 | 97° | 62° | 79° | — | — |
| 1998 | 72° | 52° | 62° | — | — |
| 1997 | 68° | 53° | 61° | — | — |
| 1996 | 83° | 50° | 66° | — | — |
| 1995 | 86° | 55° | 71° | — | — |
| 1994 | 92° | 53° | 72° | — | — |
| 1993 | 75° | 50° | 63° | — | — |
| 1992 | 73° | 71° | 72° | — | — |
| 1991 | 63° | 55° | 59° | — | — |
| 1990 | 83° | 54° | 68° | — | — |
| 1989coldest | 66° | 45° | 55° | — | — |
| 1988 | 83° | 50° | 66° | — | — |
| 1987 | 75° | 47° | 61° | — | — |
| 1986 | 76° | 53° | 64° | — | — |
| 1985 | 92° | 64° | 78° | — | — |
| 1984 | 92° | 71° | 81° | — | — |
| 1983 | 64° | 48° | 56° | — | — |
| 1982 | 73° | 49° | 61° | — | — |
| 1981 | 95° | 67° | 81° | — | — |
| 1980 | 85° | 53° | 69° | — | — |
| 1979 | 92° | 58° | 75° | — | — |
| 1978 | 72° | 52° | 62° | — | — |
| 1977 | 93° | 69° | 81° | — | — |
| 1975 | 83° | 44° | 63° | — | — |
| 1974 | 96° | 56° | 76° | — | — |
| 1973 | 99° | 60° | 79° | — | — |
| 1972 | 91° | 67° | 79° | — | — |
| 1971 | 77° | 46° | 62° | — | — |
54 years of data from LIVERMORE CALIFORNIA