Weather on June 20
San Ramon, CA
55 Years of Data
Avg High
80°F
Avg Low
55°F
Warmest
1992
88°F avg
Coldest
2010
50°F avg
About This Date
June 20th in San Ramon, CA typically brings warm summer weather, with average highs around 80°F and lows near 55°F — a 25°F daily swing. Over 54 years of records, the warmest June 20th was in 1992 (88°F average), while the coldest was 2010 (50°F) — a 38°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for June 20th in San Ramon, 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 | 71° | 44° | 58° | — | — |
| 2024 | 75° | 58° | 66° | — | — |
| 2023 | 67° | 44° | 55° | — | — |
| 2022 | 75° | 58° | 66° | — | — |
| 2021 | 97° | 72° | 84° | — | — |
| 2020 | 84° | 66° | 75° | — | — |
| 2019 | 86° | 51° | 69° | — | — |
| 2018 | 80° | 61° | 70° | — | — |
| 2017 | 91° | 73° | 82° | — | — |
| 2016 | 82° | 62° | 72° | — | — |
| 2015 | 83° | 65° | 74° | — | — |
| 2014 | 80° | 58° | 69° | — | — |
| 2013 | 69° | 46° | 58° | — | — |
| 2012 | 82° | 66° | 74° | — | — |
| 2011 | 82° | 66° | 74° | — | — |
| 2010coldest | 57° | 42° | 50° | — | — |
| 2009 | 78° | 45° | 61° | — | — |
| 2008 | 92° | 67° | 79° | — | — |
| 2007 | 80° | 48° | 64° | — | — |
| 2006 | 94° | 55° | 74° | — | — |
| 2005 | 78° | 52° | 65° | — | — |
| 2004 | 74° | 53° | 63° | — | — |
| 2003 | 76° | 49° | 62° | — | — |
| 2002 | 69° | 50° | 60° | — | — |
| 2001 | 99° | 62° | 80° | — | — |
| 2000 | 94° | 59° | 76° | — | — |
| 1999 | 85° | 50° | 67° | — | — |
| 1998 | 72° | 51° | 61° | — | — |
| 1997 | 77° | 54° | 65° | — | — |
| 1996 | 67° | 51° | 59° | — | — |
| 1995 | 80° | 49° | 64° | — | — |
| 1994 | 75° | 51° | 63° | — | — |
| 1993 | 79° | 53° | 66° | — | — |
| 1992warmest | 91° | 84° | 88° | — | — |
| 1991 | 70° | 46° | 58° | — | — |
| 1990 | 103° | 71° | 87° | — | — |
| 1989 | 79° | 52° | 65° | — | — |
| 1988 | 94° | 52° | 73° | — | — |
| 1987 | 76° | 47° | 61° | — | — |
| 1986 | 78° | 50° | 64° | — | — |
| 1985 | 74° | 52° | 63° | — | — |
| 1984 | 58° | 45° | 51° | — | — |
| 1983 | 74° | 52° | 63° | — | — |
| 1982 | 75° | 49° | 62° | — | — |
| 1981 | 100° | 74° | 87° | — | — |
| 1980 | 67° | 45° | 56° | — | — |
| 1979 | 85° | 59° | 72° | — | — |
| 1978 | 85° | 46° | 65° | — | — |
| 1977 | 69° | 45° | 57° | — | — |
| 1975 | 71° | 46° | 59° | — | — |
| 1974 | 80° | 46° | 63° | — | — |
| 1973 | 96° | 55° | 76° | — | — |
| 1972 | 84° | 60° | 72° | — | — |
| 1971 | 80° | 54° | 67° | — | — |
54 years of data from LIVERMORE CALIFORNIA