Weather on December 9
Daly City, CA
55 Years of Data
Avg High
59°F
Avg Low
46°F
Warmest
2014
61°F avg
Coldest
2018
36°F avg
About This Date
December 9th in Daly City, CA typically brings cool winter weather, with average highs around 59°F and lows near 46°F. Over 55 years of records, the warmest December 9th was in 2014 (61°F average), while the coldest was 2018 (36°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 35% of December 9th dates historically, with the wettest December 9th recording 2.72" of rain. The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
Planning for December 9th in Daly City, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 54° | 43° | 48° | — | — |
| 2024 | 64° | 45° | 54° | — | — |
| 2023 | 58° | 46° | 52° | — | — |
| 2022 | 55° | 45° | 50° | — | — |
| 2021 | 57° | 50° | 54° | 0.03" | — |
| 2020 | 65° | 49° | 57° | — | — |
| 2019 | 56° | 50° | 53° | — | — |
| 2018coldest | 53° | 20° | 36° | — | — |
| 2017 | 68° | 45° | 56° | — | — |
| 2016 | 57° | 55° | 56° | 0.23" | — |
| 2015 | 59° | 54° | 56° | 0.08" | — |
| 2014warmest | 66° | 56° | 61° | 0.13" | — |
| 2013 | 54° | 34° | 44° | — | — |
| 2012 | 66° | 48° | 57° | — | — |
| 2011 | 62° | 44° | 53° | — | — |
| 2010 | 57° | 50° | 54° | 0.03" | — |
| 2009 | 47° | 35° | 41° | — | — |
| 2008 | 58° | 45° | 51° | — | — |
| 2007 | 58° | 45° | 51° | — | — |
| 2006 | 66° | 46° | 56° | 0.91" | — |
| 2005 | 64° | 50° | 57° | — | — |
| 2004 | 58° | 54° | 56° | 0.03" | — |
| 2003 | 55° | 47° | 51° | 0.97" | — |
| 2002 | 65° | 50° | 57° | 2.29" | — |
| 2001 | 60° | 48° | 54° | 0.08" | — |
| 2000 | 55° | 56° | 55° | — | — |
| 1999 | 56° | 47° | 51° | 0.64" | — |
| 1998 | 58° | 44° | 51° | — | — |
| 1997 | 56° | 42° | 49° | — | — |
| 1996 | 60° | 55° | 58° | 1.09" | — |
| 1995 | 58° | 51° | 54° | — | — |
| 1994 | 52° | 39° | 45° | — | — |
| 1993 | 62° | 53° | 58° | 0.1" | — |
| 1992 | 59° | 56° | 57° | 2.72" | — |
| 1991 | 65° | 42° | 53° | — | — |
| 1990 | 66° | 46° | 56° | — | — |
| 1989 | 60° | 47° | 53° | — | — |
| 1988 | 67° | 45° | 56° | — | — |
| 1987 | 63° | 55° | 59° | 0.33" | — |
| 1986 | 60° | 41° | 51° | — | — |
| 1985 | 57° | 37° | 47° | — | — |
| 1984 | 66° | 47° | 56° | 1.14" | — |
| 1983 | 60° | 53° | 57° | 1.22" | — |
| 1982 | 61° | 43° | 52° | — | — |
| 1981 | 61° | 46° | 53° | 0.15" | — |
| 1980 | 62° | 39° | 51° | — | — |
| 1979 | 62° | 39° | 51° | — | — |
| 1978 | 56° | 44° | 50° | — | — |
| 1977 | 59° | 44° | 52° | — | — |
| 1976 | 61° | 44° | 52° | — | — |
| 1975 | 57° | 46° | 52° | — | — |
| 1974 | 55° | 43° | 49° | — | — |
| 1973 | 60° | 42° | 51° | — | — |
| 1972 | 49° | 27° | 38° | — | — |
| 1971 | 53° | 45° | 49° | 0.79" | — |
55 years of data from SAN FRANCISCO OCEANSIDE