Weather on December 6
San Leandro, CA
55 Years of Data
Avg High
57°F
Avg Low
45°F
Warmest
1976
62°F avg
Coldest
1972
38°F avg
About This Date
December 6th in San Leandro, CA typically brings cool winter weather, with average highs around 57°F and lows near 45°F. Over 53 years of records, the warmest December 6th was in 1976 (62°F average), while the coldest was 1972 (38°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 8% of December 6th dates historically, with the wettest December 6th recording 1.63" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for December 6th in San Leandro, CA? Bring layers as temperatures can vary throughout the day.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 48° | 38° | 43° | — | — |
| 2024 | 62° | 53° | 58° | — | — |
| 2023 | 56° | 50° | 53° | — | — |
| 2022 | 49° | 43° | 46° | — | — |
| 2021 | 50° | 42° | 46° | — | — |
| 2020 | 58° | 43° | 50° | — | — |
| 2019 | 60° | 51° | 56° | — | — |
| 2018 | 55° | 46° | 51° | — | — |
| 2017 | 56° | 43° | 49° | — | — |
| 2016 | 50° | 38° | 44° | — | — |
| 2015 | 57° | 49° | 53° | — | — |
| 2014 | 63° | 55° | 59° | — | — |
| 2013 | 47° | 35° | 41° | — | — |
| 2012 | 53° | 47° | 50° | — | — |
| 2011 | 55° | 42° | 49° | — | — |
| 2010 | 59° | 48° | 54° | — | — |
| 2009 | 48° | 37° | 43° | — | — |
| 2008 | 60° | 42° | 51° | — | — |
| 2007 | 50° | 46° | 48° | — | — |
| 2006 | 61° | 40° | 50° | — | — |
| 2005 | 60° | 46° | 53° | — | — |
| 2004 | 52° | 41° | 46° | — | — |
| 2003 | 58° | 54° | 56° | — | — |
| 2002 | 57° | 49° | 53° | — | — |
| 2001 | 56° | 50° | 53° | — | — |
| 2000 | 57° | 51° | 54° | — | — |
| 1999 | 54° | 43° | 48° | — | — |
| 1998 | 52° | 38° | 45° | — | — |
| 1997 | 53° | 48° | 51° | — | — |
| 1996 | 55° | 49° | 52° | — | — |
| 1995 | 55° | 54° | 54° | — | — |
| 1994 | 67° | 54° | 60° | — | — |
| 1993 | 54° | 41° | 47° | — | — |
| 1992 | 51° | 47° | 49° | — | — |
| 1989 | 66° | 48° | 57° | — | — |
| 1988 | 69° | 48° | 59° | — | — |
| 1987 | 58° | 53° | 55° | 0.43" | — |
| 1986 | 66° | 45° | 55° | — | — |
| 1985 | 61° | 48° | 54° | — | — |
| 1984 | 55° | 46° | 51° | 0.13" | — |
| 1983 | 59° | 48° | 54° | 0.25" | — |
| 1982 | 59° | 46° | 53° | — | — |
| 1981 | 55° | 42° | 49° | — | — |
| 1980 | 56° | 37° | 46° | — | — |
| 1979 | 70° | 45° | 57° | — | — |
| 1978 | 56° | 38° | 47° | — | — |
| 1977 | 66° | 46° | 56° | — | — |
| 1976warmest | 74° | 51° | 62° | — | — |
| 1975 | 60° | 40° | 50° | — | — |
| 1974 | 60° | 42° | 51° | — | — |
| 1973 | 57° | 38° | 47° | — | — |
| 1972coldest | 49° | 28° | 38° | 1.63" | — |
| 1971 | 57° | 38° | 47° | — | — |
53 years of data from UPPER SAN LEANDRO FILTERS