Weather on September 6
Santa Rosa, CA
55 Years of Data
Avg High
86°F
Avg Low
54°F
Warmest
2020
95°F avg
Coldest
2012
55°F avg
About This Date
September 6th in Santa Rosa, CA typically brings warm fall weather, with average highs around 86°F and lows near 54°F — a 32°F daily swing. Over 55 years of records, the warmest September 6th was in 2020 (95°F average), while the coldest was 2012 (55°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 6th dates historically. The last decade has been 6.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.2°F warmer on this date compared to 20-30 years ago.
Planning for September 6th in Santa Rosa, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 56° | 67° | — | — |
| 2024 | 95° | 50° | 73° | — | — |
| 2023 | 82° | 55° | 69° | — | — |
| 2022 | 115° | 66° | 90° | — | — |
| 2021 | 100° | 52° | 76° | — | — |
| 2020warmest | 110° | 80° | 95° | — | — |
| 2019 | 82° | 58° | 70° | — | — |
| 2018 | 79° | 53° | 66° | — | — |
| 2017 | 83° | 59° | 71° | — | — |
| 2016 | 87° | 56° | 71° | — | — |
| 2015 | 89° | 59° | 74° | — | — |
| 2014 | 79° | 54° | 66° | — | — |
| 2013 | 92° | 60° | 76° | — | — |
| 2012coldest | 73° | 37° | 55° | — | — |
| 2011 | 89° | 51° | 70° | — | — |
| 2010 | 93° | 50° | 72° | — | — |
| 2009 | 83° | 49° | 66° | — | — |
| 2008 | 100° | 56° | 78° | — | — |
| 2007 | 89° | 57° | 73° | — | — |
| 2006 | 85° | 50° | 67° | — | — |
| 2005 | 81° | 46° | 63° | — | — |
| 2004 | 98° | 54° | 76° | — | — |
| 2003 | 75° | 52° | 63° | — | — |
| 2002 | 71° | 48° | 60° | — | — |
| 2001 | 86° | 51° | 69° | — | — |
| 2000 | 90° | 53° | 71° | — | — |
| 1999 | 90° | 53° | 71° | — | — |
| 1998 | 91° | 64° | 78° | — | — |
| 1997 | 81° | 52° | 66° | — | — |
| 1996 | 86° | 51° | 69° | — | — |
| 1995 | 95° | 59° | 77° | — | — |
| 1994 | 87° | 50° | 69° | — | — |
| 1993 | 76° | 53° | 64° | — | — |
| 1992 | 88° | 54° | 71° | — | — |
| 1991 | 72° | 56° | 64° | — | — |
| 1990 | 78° | 54° | 66° | — | — |
| 1989 | 70° | 53° | 61° | — | — |
| 1988 | 88° | 48° | 68° | — | — |
| 1987 | 71° | 51° | 61° | — | — |
| 1986 | 75° | 49° | 62° | — | — |
| 1985 | 67° | 53° | 60° | 0.03" | — |
| 1984 | 89° | 56° | 72° | — | — |
| 1983 | 78° | 62° | 70° | — | — |
| 1982 | 89° | 53° | 71° | — | — |
| 1981 | 94° | 49° | 71° | — | — |
| 1980 | 68° | 51° | 60° | — | — |
| 1979 | 94° | 59° | 76° | — | — |
| 1978 | 77° | 54° | 65° | — | — |
| 1977 | 100° | 52° | 76° | — | — |
| 1976 | 86° | 50° | 68° | — | — |
| 1975 | 83° | 51° | 67° | — | — |
| 1974 | 96° | 52° | 74° | — | — |
| 1973 | 85° | 44° | 64° | — | — |
| 1972 | 85° | 48° | 66° | — | — |
| 1971 | 81° | 50° | 65° | — | — |
55 years of data from SANTA ROSA