Weather on August 27
San Francisco, CA
55 Years of Data
Avg High
70°F
Avg Low
56°F
Warmest
1993
79°F avg
Coldest
1973
55°F avg
About This Date
August 27th in San Francisco, CA typically brings pleasant summer weather, with average highs around 70°F and lows near 56°F. Over 55 years of records, the warmest August 27th was in 1993 (79°F average), while the coldest was 1973 (55°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 27th dates historically. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 27th in San Francisco, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 60° | 66° | — | — |
| 2024 | 79° | 56° | 67° | — | — |
| 2023 | 66° | 57° | 62° | — | — |
| 2022 | 70° | 55° | 62° | — | — |
| 2021 | 80° | 58° | 69° | — | — |
| 2020 | 64° | 54° | 59° | — | — |
| 2019 | 67° | 56° | 61° | — | — |
| 2018 | 68° | 56° | 62° | — | — |
| 2017 | 71° | 59° | 65° | — | — |
| 2016 | 67° | 59° | 63° | — | — |
| 2015 | 79° | 60° | 69° | — | — |
| 2014 | 69° | 59° | 64° | — | — |
| 2013 | 69° | 55° | 62° | — | — |
| 2012 | 70° | 56° | 63° | — | — |
| 2011 | 67° | 53° | 60° | — | — |
| 2010 | 62° | 53° | 58° | — | — |
| 2009 | 79° | 53° | 66° | — | — |
| 2008 | 83° | 57° | 70° | — | — |
| 2007 | 66° | 55° | 61° | — | — |
| 2006 | 62° | 53° | 58° | — | — |
| 2005 | 69° | 52° | 60° | — | — |
| 2004 | 90° | 60° | 75° | — | — |
| 2003 | 63° | 56° | 59° | — | — |
| 2002 | 77° | 54° | 65° | — | — |
| 2001 | 77° | 53° | 65° | — | — |
| 2000 | 65° | 53° | 59° | — | — |
| 1999 | 67° | 57° | 62° | — | — |
| 1998 | 66° | 51° | 59° | 0.03" | — |
| 1997 | 74° | 62° | 68° | — | — |
| 1996 | 70° | 58° | 64° | — | — |
| 1995 | 67° | 54° | 60° | — | — |
| 1994 | 67° | 54° | 60° | — | — |
| 1993warmest | 95° | 63° | 79° | — | — |
| 1992 | 70° | 54° | 62° | — | — |
| 1991 | 68° | 56° | 62° | — | — |
| 1990 | 79° | 62° | 70° | — | — |
| 1989 | 68° | 55° | 62° | — | — |
| 1988 | 71° | 57° | 64° | — | — |
| 1987 | 69° | 56° | 62° | — | — |
| 1986 | 68° | 56° | 62° | — | — |
| 1985 | 67° | 56° | 61° | — | — |
| 1984 | 68° | 57° | 63° | — | — |
| 1983 | 74° | 58° | 66° | — | — |
| 1982 | 65° | 55° | 60° | — | — |
| 1981 | 79° | 56° | 67° | — | — |
| 1980 | 62° | 55° | 59° | — | — |
| 1979 | 70° | 58° | 64° | — | — |
| 1978 | 69° | 54° | 61° | — | — |
| 1977 | 75° | 57° | 66° | — | — |
| 1976 | 77° | 57° | 67° | — | — |
| 1975 | 66° | 57° | 62° | — | — |
| 1974 | 60° | 52° | 56° | — | — |
| 1973coldest | 59° | 52° | 55° | — | — |
| 1972 | 64° | 56° | 60° | — | — |
| 1971 | 66° | 57° | 62° | — | — |
55 years of data from SAN FRANCISCO DWTN