Weather on September 6
San Diego, CA
55 Years of Data
Avg High
79°F
Avg Low
68°F
Warmest
2020
86°F avg
Coldest
2010
63°F avg
About This Date
September 6th in San Diego, CA typically brings pleasant fall weather, with average highs around 79°F and lows near 68°F. Over 55 years of records, the warmest September 6th was in 2020 (86°F average), while the coldest was 2010 (63°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 7% of September 6th dates historically, with the wettest September 6th recording 0.91" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for September 6th in San Diego, CA? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 66° | 71° | — | — |
| 2024 | 86° | 71° | 79° | — | — |
| 2023 | 77° | 66° | 72° | — | — |
| 2022 | 86° | 73° | 80° | — | — |
| 2021 | 77° | 70° | 73° | — | — |
| 2020warmest | 100° | 72° | 86° | — | — |
| 2019 | 85° | 71° | 78° | — | — |
| 2018 | 76° | 70° | 73° | — | — |
| 2017 | 80° | 70° | 75° | — | — |
| 2016 | 76° | 64° | 70° | — | — |
| 2015 | 82° | 67° | 74° | — | — |
| 2014 | 81° | 71° | 76° | — | — |
| 2013 | 88° | 71° | 79° | — | — |
| 2012 | 82° | 72° | 77° | — | — |
| 2011 | 97° | 68° | 82° | 0.15" | — |
| 2010coldest | 66° | 60° | 63° | — | — |
| 2009 | 77° | 67° | 72° | — | — |
| 2008 | 81° | 68° | 74° | — | — |
| 2007 | 73° | 67° | 70° | — | — |
| 2006 | 80° | 67° | 73° | — | — |
| 2005 | 77° | 59° | 68° | — | — |
| 2004 | 82° | 68° | 75° | — | — |
| 2003 | 86° | 70° | 78° | — | — |
| 2002 | 76° | 66° | 71° | 0.33" | — |
| 2001 | 69° | 63° | 66° | — | — |
| 2000 | 78° | 64° | 71° | — | — |
| 1999 | 71° | 64° | 68° | — | — |
| 1998 | 77° | 70° | 73° | — | — |
| 1997 | 79° | 72° | 75° | — | — |
| 1996 | 77° | 68° | 73° | — | — |
| 1995 | 86° | 73° | 80° | — | — |
| 1994 | 83° | 68° | 75° | — | — |
| 1993 | 74° | 65° | 69° | — | — |
| 1992 | 76° | 66° | 71° | — | — |
| 1991 | 74° | 65° | 69° | — | — |
| 1990 | 82° | 71° | 77° | — | — |
| 1989 | 77° | 63° | 70° | — | — |
| 1988 | 86° | 69° | 78° | — | — |
| 1987 | 75° | 62° | 69° | — | — |
| 1986 | 74° | 65° | 69° | — | — |
| 1985 | 75° | 61° | 68° | — | — |
| 1984 | 89° | 73° | 81° | — | — |
| 1983 | 82° | 70° | 76° | — | — |
| 1982 | 81° | 69° | 75° | — | — |
| 1981 | 80° | 70° | 75° | — | — |
| 1980 | 75° | 68° | 72° | — | — |
| 1979 | 77° | 67° | 72° | — | — |
| 1978 | 74° | 69° | 71° | 0.15" | — |
| 1977 | 84° | 69° | 77° | — | — |
| 1976 | 79° | 72° | 75° | — | — |
| 1975 | 74° | 66° | 70° | — | — |
| 1974 | 78° | 69° | 74° | — | — |
| 1973 | 75° | 63° | 69° | — | — |
| 1972 | 73° | 66° | 70° | 0.91" | — |
| 1971 | 81° | 68° | 74° | — | — |
55 years of data from SAN DIEGO INTL AP