Weather on March 27
San Ramon, CA
55 Years of Data
Avg High
61°F
Avg Low
42°F
Warmest
2015
67°F avg
Coldest
2011
41°F avg
About This Date
March 27th in San Ramon, CA typically brings mild spring weather, with average highs around 61°F and lows near 42°F. Over 55 years of records, the warmest March 27th was in 2015 (67°F average), while the coldest was 2011 (41°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 22% of March 27th dates historically, with the wettest March 27th recording 2.74" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for March 27th in San Ramon, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 82° | 48° | 65° | — | — |
| 2025 | 62° | 49° | 55° | 0.15" | — |
| 2024 | 57° | 39° | 48° | — | — |
| 2023 | 51° | 36° | 43° | — | — |
| 2022 | 68° | 44° | 56° | — | — |
| 2021 | 64° | 39° | 52° | — | — |
| 2020 | 51° | 34° | 42° | — | — |
| 2019 | 57° | 46° | 52° | 0.43" | — |
| 2018 | 58° | 40° | 49° | — | — |
| 2017 | 54° | 39° | 46° | 0.43" | — |
| 2016 | 67° | 45° | 56° | — | — |
| 2015warmest | 77° | 58° | 67° | — | — |
| 2014 | 51° | 42° | 47° | 1.73" | — |
| 2013 | 62° | 39° | 51° | — | — |
| 2012 | 51° | 36° | 43° | 0.18" | — |
| 2011coldest | 44° | 37° | 41° | 0.15" | — |
| 2010 | 57° | 35° | 46° | — | — |
| 2009 | 67° | 54° | 60° | — | — |
| 2008 | 57° | 26° | 42° | — | — |
| 2007 | 57° | 40° | 48° | — | — |
| 2006 | 64° | 41° | 53° | — | — |
| 2005 | 66° | 48° | 57° | — | — |
| 2004 | 67° | 47° | 57° | — | — |
| 2003 | 67° | 41° | 54° | — | — |
| 2002 | 77° | 45° | 61° | — | — |
| 2001 | 73° | 44° | 59° | — | — |
| 2000 | 53° | 45° | 49° | — | — |
| 1999 | 59° | 40° | 49° | — | — |
| 1998 | 56° | 42° | 49° | — | — |
| 1997 | 68° | 45° | 56° | — | — |
| 1996 | 68° | 47° | 57° | — | — |
| 1995 | 63° | 41° | 52° | — | — |
| 1994 | 74° | 46° | 60° | — | — |
| 1993 | 55° | 46° | 51° | — | — |
| 1992 | 69° | 50° | 60° | — | — |
| 1991 | 55° | 35° | 45° | — | — |
| 1990 | 67° | 46° | 56° | — | — |
| 1989 | 50° | 36° | 43° | — | — |
| 1987 | 69° | 49° | 59° | — | — |
| 1986 | 75° | 54° | 64° | — | — |
| 1985 | 53° | 32° | 43° | 2.67" | — |
| 1984 | 62° | 47° | 54° | — | — |
| 1983 | 52° | 41° | 46° | 0.89" | — |
| 1982 | 50° | 40° | 45° | — | — |
| 1981 | 53° | 40° | 46° | — | — |
| 1980 | 52° | 37° | 44° | — | — |
| 1979 | 54° | 43° | 48° | 2.74" | — |
| 1978 | 71° | 45° | 58° | — | — |
| 1977 | 65° | 43° | 54° | — | — |
| 1976 | 66° | 33° | 50° | 0.05" | — |
| 1975 | 54° | 31° | 42° | — | — |
| 1974 | 58° | 42° | 50° | 0.46" | — |
| 1973 | 59° | 40° | 49° | — | — |
| 1972 | 58° | 36° | 47° | — | — |
| 1971 | 55° | 37° | 46° | 0.15" | — |
55 years of data from LIVERMORE CALIFORNIA