Weather on December 4
San Ramon, CA
55 Years of Data
Avg High
58°F
Avg Low
42°F
Warmest
1979
65°F avg
Coldest
1971
37°F avg
About This Date
December 4th in San Ramon, CA typically brings cool winter weather, with average highs around 58°F and lows near 42°F. Over 55 years of records, the warmest December 4th was in 1979 (65°F average), while the coldest was 1971 (37°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 25% of December 4th dates historically, with the wettest December 4th recording 5.59" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for December 4th in San Ramon, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 56° | 42° | 49° | — | — |
| 2024 | 63° | 46° | 54° | — | — |
| 2023 | 58° | 45° | 51° | 0.03" | — |
| 2022 | 49° | 39° | 44° | 3.1" | — |
| 2021 | 74° | 40° | 57° | — | — |
| 2020 | 61° | 49° | 55° | — | — |
| 2019 | 57° | 38° | 47° | 5.59" | — |
| 2018 | 52° | 40° | 46° | — | — |
| 2017 | 51° | 39° | 45° | 0.1" | — |
| 2016 | 63° | 48° | 55° | — | — |
| 2015 | 54° | 41° | 47° | 0.76" | — |
| 2014 | 54° | 51° | 52° | 1.04" | — |
| 2013 | 46° | 31° | 38° | — | — |
| 2012 | 56° | 48° | 52° | — | — |
| 2011 | 55° | 44° | 50° | — | — |
| 2010 | 56° | 45° | 50° | — | — |
| 2009 | 59° | 42° | 51° | — | — |
| 2008 | 58° | 37° | 47° | — | — |
| 2007 | 60° | 40° | 50° | 0.64" | — |
| 2006 | 70° | 41° | 55° | — | — |
| 2005 | 58° | 39° | 48° | — | — |
| 2004 | 54° | 34° | 44° | — | — |
| 2003 | 59° | 38° | 48° | — | — |
| 2002 | 67° | 44° | 55° | — | — |
| 2001 | 48° | 26° | 37° | 0.05" | — |
| 2000 | 63° | 42° | 52° | — | — |
| 1999 | 56° | 41° | 48° | — | — |
| 1998 | 55° | 40° | 47° | — | — |
| 1997 | 59° | 49° | 54° | — | — |
| 1996 | 60° | 41° | 51° | — | — |
| 1995 | 66° | 55° | 61° | — | — |
| 1994 | 53° | 43° | 48° | — | — |
| 1993 | 65° | 46° | 55° | — | — |
| 1992 | 59° | 43° | 51° | — | — |
| 1991 | 62° | 38° | 50° | — | — |
| 1990 | 59° | 40° | 49° | — | — |
| 1989 | 70° | 46° | 58° | — | — |
| 1988 | 67° | 49° | 58° | — | — |
| 1987 | 59° | 47° | 53° | — | — |
| 1986 | 70° | 49° | 59° | 0.48" | — |
| 1985 | 55° | 43° | 49° | 0.05" | — |
| 1984 | 48° | 36° | 42° | — | — |
| 1983 | 47° | 32° | 39° | 0.74" | — |
| 1982 | 56° | 44° | 50° | — | — |
| 1981 | 60° | 46° | 53° | — | — |
| 1980 | 51° | 39° | 45° | 2.51" | — |
| 1979warmest | 75° | 55° | 65° | — | — |
| 1978 | 61° | 43° | 52° | — | — |
| 1977 | 64° | 44° | 54° | — | — |
| 1976 | 72° | 48° | 60° | — | — |
| 1975 | 69° | 43° | 56° | — | — |
| 1974 | 51° | 43° | 47° | 2.29" | — |
| 1973 | 55° | 37° | 46° | — | — |
| 1972 | 46° | 34° | 40° | — | — |
| 1971coldest | 41° | 32° | 37° | 0.51" | — |
55 years of data from LIVERMORE CALIFORNIA