Weather on January 20
San Francisco, CA
55 Years of Data
Avg High
59°F
Avg Low
47°F
Warmest
1976
60°F avg
Coldest
1982
44°F avg
About This Date
January 20th in San Francisco, CA typically brings cool winter weather, with average highs around 59°F and lows near 47°F. Over 56 years of records, the warmest January 20th was in 1976 (60°F average), while the coldest was 1982 (44°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 27% of January 20th dates historically, with the wettest January 20th recording 3.58" 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 January 20th in San Francisco, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 58° | 47° | 52° | — | — |
| 2025 | 63° | 42° | 52° | — | — |
| 2024 | 58° | 53° | 55° | 0.48" | — |
| 2023 | 56° | 45° | 50° | — | — |
| 2022 | 63° | 46° | 54° | — | — |
| 2021 | 65° | 49° | 57° | — | — |
| 2020 | 57° | 47° | 52° | — | — |
| 2019 | 59° | 49° | 54° | 0.53" | — |
| 2018 | 57° | 43° | 50° | — | — |
| 2017 | 55° | 45° | 50° | 2.67" | — |
| 2016 | 60° | 50° | 55° | — | — |
| 2015 | 62° | 52° | 57° | — | — |
| 2014 | 69° | 48° | 59° | — | — |
| 2013 | 64° | 45° | 54° | — | — |
| 2012 | 59° | 49° | 54° | 3.58" | — |
| 2011 | 66° | 48° | 57° | — | — |
| 2010 | 56° | 48° | 52° | 2.62" | — |
| 2009 | 69° | 50° | 60° | — | — |
| 2008 | 52° | 46° | 49° | — | — |
| 2007 | 57° | 42° | 50° | — | — |
| 2006 | 57° | 43° | 50° | — | — |
| 2005 | 57° | 43° | 50° | — | — |
| 2004 | 59° | 48° | 54° | — | — |
| 2003 | 51° | 44° | 48° | 0.05" | — |
| 2002 | 57° | 42° | 50° | — | — |
| 2001 | 56° | 45° | 50° | — | — |
| 2000 | 56° | 49° | 52° | — | — |
| 1999 | 56° | 53° | 54° | 0.76" | — |
| 1998 | 56° | 45° | 50° | — | — |
| 1997 | 57° | 46° | 52° | 0.41" | — |
| 1996 | 59° | 47° | 53° | 1.22" | — |
| 1995 | 52° | 45° | 48° | 1.63" | — |
| 1994 | 60° | 48° | 54° | — | — |
| 1993 | 59° | 53° | 56° | 2.79" | — |
| 1992 | 54° | 41° | 47° | — | — |
| 1991 | 68° | 45° | 56° | — | — |
| 1990 | 62° | 42° | 52° | — | — |
| 1989 | 66° | 48° | 57° | — | — |
| 1988 | 59° | 44° | 52° | — | — |
| 1987 | 65° | 48° | 56° | — | — |
| 1986 | 61° | 52° | 56° | — | — |
| 1985 | 52° | 42° | 47° | — | — |
| 1984 | 53° | 43° | 48° | — | — |
| 1983 | 53° | 42° | 48° | — | — |
| 1982coldest | 47° | 42° | 44° | 2.06" | — |
| 1981 | 61° | 54° | 57° | 0.1" | — |
| 1980 | 62° | 49° | 55° | — | — |
| 1979 | 57° | 46° | 52° | — | — |
| 1978 | 61° | 51° | 56° | — | — |
| 1977 | 58° | 47° | 52° | — | — |
| 1976warmest | 68° | 51° | 60° | — | — |
| 1975 | 58° | 44° | 51° | — | — |
| 1974 | 55° | 49° | 52° | — | — |
| 1973 | 53° | 44° | 49° | 0.1" | — |
| 1972 | 55° | 47° | 51° | 0.1" | — |
| 1971 | 60° | 52° | 56° | — | — |
56 years of data from SAN FRANCISCO DWTN