Weather on September 8
San Ramon, CA
55 Years of Data
Avg High
84°F
Avg Low
60°F
Warmest
2022
90°F avg
Coldest
2019
55°F avg
About This Date
September 8th in San Ramon, CA typically brings warm fall weather, with average highs around 84°F and lows near 60°F. Over 55 years of records, the warmest September 8th was in 2022 (90°F average), while the coldest was 2019 (55°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 8th dates historically. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for September 8th in San Ramon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 52° | 65° | — | — |
| 2024 | 90° | 65° | 77° | — | — |
| 2023 | 80° | 63° | 71° | — | — |
| 2022warmest | 97° | 83° | 90° | — | — |
| 2021 | 89° | 75° | 82° | — | — |
| 2020 | 101° | 76° | 88° | — | — |
| 2019coldest | 59° | 52° | 55° | — | — |
| 2018 | 87° | 65° | 76° | — | — |
| 2017 | 68° | 54° | 61° | — | — |
| 2016 | 84° | 68° | 76° | — | — |
| 2015 | 87° | 67° | 77° | — | — |
| 2014 | 81° | 60° | 70° | — | — |
| 2013 | 90° | 70° | 80° | — | — |
| 2012 | 82° | 65° | 73° | — | — |
| 2011 | 88° | 66° | 77° | — | — |
| 2010 | 67° | 49° | 58° | — | — |
| 2009 | 77° | 52° | 64° | — | — |
| 2008 | 94° | 56° | 75° | — | — |
| 2007 | 76° | 54° | 65° | — | — |
| 2006 | 68° | 53° | 61° | — | — |
| 2005 | 75° | 54° | 64° | — | — |
| 2004 | 101° | 69° | 85° | — | — |
| 2003 | 81° | 56° | 68° | — | — |
| 2002 | 86° | 50° | 68° | — | — |
| 2001 | 81° | 53° | 67° | — | — |
| 2000 | 89° | 56° | 72° | — | — |
| 1999 | 85° | 55° | 70° | — | — |
| 1998 | 83° | 55° | 69° | — | — |
| 1997 | 91° | 59° | 75° | — | — |
| 1996 | 96° | 61° | 78° | — | — |
| 1995 | 88° | 57° | 72° | — | — |
| 1994 | 76° | 53° | 64° | — | — |
| 1993 | 95° | 64° | 80° | — | — |
| 1992 | 91° | 54° | 72° | — | — |
| 1991 | 85° | 53° | 69° | — | — |
| 1990 | 82° | 53° | 68° | — | — |
| 1989 | 81° | 53° | 67° | — | — |
| 1988 | 89° | 58° | 73° | — | — |
| 1987 | 77° | 54° | 65° | — | — |
| 1986 | 89° | 47° | 68° | — | — |
| 1985 | 61° | 51° | 56° | 0.25" | — |
| 1984 | 92° | 75° | 83° | — | — |
| 1983 | 72° | 51° | 61° | — | — |
| 1982 | 94° | 71° | 82° | — | — |
| 1981 | 87° | 64° | 76° | — | — |
| 1980 | 73° | 54° | 63° | — | — |
| 1979 | 90° | 60° | 75° | — | — |
| 1978 | 73° | 46° | 60° | — | — |
| 1977 | 103° | 75° | 89° | — | — |
| 1976 | 92° | 61° | 76° | — | — |
| 1975 | 92° | 76° | 84° | — | — |
| 1974 | 93° | 64° | 79° | — | — |
| 1973 | 85° | 63° | 74° | — | — |
| 1972 | 89° | 62° | 76° | — | — |
| 1971 | 85° | 60° | 72° | — | — |
55 years of data from LIVERMORE CALIFORNIA