Weather on January 12
San Francisco, CA
55 Years of Data
Avg High
58°F
Avg Low
47°F
Warmest
2009
63°F avg
Coldest
2007
43°F avg
About This Date
January 12th in San Francisco, CA typically brings cool winter weather, with average highs around 58°F and lows near 47°F. Over 56 years of records, the warmest January 12th was in 2009 (63°F average), while the coldest was 2007 (43°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 29% of January 12th dates historically, with the wettest January 12th recording 3.89" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for January 12th in San Francisco, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 61° | 46° | 53° | — | — |
| 2025 | 65° | 50° | 57° | — | — |
| 2024 | 54° | 44° | 49° | — | — |
| 2023 | 66° | 53° | 60° | — | — |
| 2022 | 62° | 50° | 56° | — | — |
| 2021 | 59° | 50° | 55° | — | — |
| 2020 | 55° | 45° | 50° | — | — |
| 2019 | 61° | 52° | 56° | — | — |
| 2018 | 59° | 50° | 55° | — | — |
| 2017 | 51° | 44° | 48° | 0.76" | — |
| 2016 | 60° | 50° | 55° | — | — |
| 2015 | 63° | 49° | 56° | — | — |
| 2014 | 59° | 47° | 53° | — | — |
| 2013 | 50° | 40° | 45° | — | — |
| 2012 | 65° | 46° | 55° | — | — |
| 2011 | 57° | 47° | 52° | — | — |
| 2010 | 60° | 53° | 57° | 1.14" | — |
| 2009warmest | 74° | 52° | 63° | — | — |
| 2008 | 57° | 47° | 52° | — | — |
| 2007coldest | 47° | 40° | 43° | — | — |
| 2006 | 59° | 47° | 53° | — | — |
| 2005 | 58° | 43° | 50° | — | — |
| 2004 | 58° | 49° | 53° | — | — |
| 2003 | 61° | 54° | 57° | 0.15" | — |
| 2002 | 58° | 45° | 51° | — | — |
| 2001 | 56° | 46° | 51° | 0.03" | — |
| 2000 | 54° | 46° | 50° | — | — |
| 1999 | 56° | 44° | 50° | — | — |
| 1998 | 60° | 51° | 56° | 3.89" | — |
| 1997 | 51° | 45° | 48° | 0.38" | — |
| 1996 | 60° | 47° | 53° | — | — |
| 1995 | 58° | 53° | 55° | 0.66" | — |
| 1994 | 66° | 43° | 54° | — | — |
| 1993 | 56° | 41° | 48° | 3.78" | — |
| 1992 | 62° | 46° | 54° | — | — |
| 1991 | 61° | 50° | 55° | 0.05" | — |
| 1990 | 59° | 53° | 56° | 2.62" | — |
| 1989 | 59° | 43° | 51° | — | — |
| 1988 | 58° | 42° | 50° | — | — |
| 1987 | 49° | 40° | 44° | — | — |
| 1986 | 57° | 46° | 52° | — | — |
| 1985 | 57° | 44° | 51° | — | — |
| 1984 | 56° | 44° | 50° | — | — |
| 1983 | 52° | 42° | 47° | — | — |
| 1982 | 61° | 44° | 52° | — | — |
| 1981 | 54° | 46° | 50° | — | — |
| 1980 | 64° | 61° | 62° | 0.25" | — |
| 1979 | 56° | 51° | 53° | — | — |
| 1978 | 57° | 54° | 55° | 1.14" | — |
| 1977 | 49° | 45° | 47° | 0.56" | — |
| 1976 | 58° | 46° | 52° | — | — |
| 1975 | 57° | 47° | 52° | — | — |
| 1974 | 58° | 47° | 52° | 0.18" | — |
| 1973 | 60° | 52° | 56° | 0.74" | — |
| 1972 | 55° | 40° | 47° | — | — |
| 1971 | 50° | 42° | 46° | 1.37" | — |
56 years of data from SAN FRANCISCO DWTN