Weather on December 9
Berkeley, CA
55 Years of Data
Avg High
59°F
Avg Low
45°F
Warmest
2014
61°F avg
Coldest
1972
30°F avg
About This Date
December 9th in Berkeley, CA typically brings cool winter weather, with average highs around 59°F and lows near 45°F. Over 55 years of records, the warmest December 9th was in 2014 (61°F average), while the coldest was 1972 (30°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 29% of December 9th dates historically, with the wettest December 9th recording 2.97" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for December 9th in Berkeley, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 57° | 42° | 50° | — | — |
| 2024 | 66° | 45° | 55° | — | — |
| 2023 | 60° | 42° | 51° | — | — |
| 2022 | 54° | 43° | 48° | — | — |
| 2021 | 58° | 45° | 51° | — | — |
| 2020 | 69° | 47° | 58° | — | — |
| 2019 | 61° | 43° | 52° | 0.03" | — |
| 2018 | 63° | 43° | 53° | — | — |
| 2017 | 66° | 45° | 55° | — | — |
| 2016 | 58° | 49° | 53° | 0.48" | — |
| 2015 | 63° | 54° | 58° | — | — |
| 2014warmest | 68° | 54° | 61° | — | — |
| 2013 | 45° | 30° | 37° | — | — |
| 2012 | 62° | 44° | 53° | — | — |
| 2011 | 58° | 38° | 48° | — | — |
| 2010 | 58° | 52° | 55° | 1.02" | — |
| 2009 | 46° | 35° | 41° | — | — |
| 2008 | 54° | 41° | 47° | — | — |
| 2007 | 55° | 38° | 46° | — | — |
| 2006 | 66° | 50° | 58° | 1.7" | — |
| 2005 | 58° | 49° | 53° | — | — |
| 2004 | 60° | 53° | 57° | — | — |
| 2003 | 56° | 42° | 49° | 0.79" | — |
| 2002 | 60° | 46° | 53° | 1.12" | — |
| 2001 | 58° | 44° | 51° | 0.1" | — |
| 2000 | 63° | 48° | 55° | — | — |
| 1999 | 54° | 42° | 48° | 0.58" | — |
| 1998 | 49° | 40° | 44° | — | — |
| 1997 | 52° | 39° | 45° | — | — |
| 1996 | 59° | 53° | 56° | 1.73" | — |
| 1995 | 59° | 50° | 55° | — | — |
| 1994 | 55° | 42° | 49° | — | — |
| 1993 | 61° | 52° | 56° | 0.28" | — |
| 1992 | 62° | 58° | 60° | 2.79" | — |
| 1991 | 64° | 48° | 56° | — | — |
| 1990 | 64° | 46° | 55° | — | — |
| 1989 | 64° | 47° | 55° | — | — |
| 1988 | 63° | 50° | 56° | — | — |
| 1987 | 59° | 52° | 55° | 0.51" | — |
| 1986 | 62° | 44° | 53° | — | — |
| 1985 | 56° | 39° | 47° | — | — |
| 1984 | 63° | 52° | 57° | 0.79" | — |
| 1983 | 60° | 53° | 57° | 2.97" | — |
| 1982 | 63° | 46° | 54° | — | — |
| 1981 | 61° | 46° | 53° | 0.61" | — |
| 1980 | 59° | 40° | 49° | — | — |
| 1979 | 58° | 50° | 54° | — | — |
| 1978 | 54° | 40° | 47° | — | — |
| 1977 | 55° | 41° | 48° | — | — |
| 1976 | 63° | 47° | 55° | — | — |
| 1975 | 60° | 44° | 52° | — | — |
| 1974 | 59° | 43° | 51° | — | — |
| 1973 | 57° | 45° | 51° | — | — |
| 1972coldest | 36° | 25° | 30° | — | — |
| 1971 | 54° | 40° | 47° | 0.18" | — |
55 years of data from BERKELEY