Weather on September 6
San Leandro, CA
55 Years of Data
Avg High
80°F
Avg Low
57°F
Warmest
2020
96°F avg
Coldest
1973
58°F avg
About This Date
September 6th in San Leandro, CA typically brings warm fall weather, with average highs around 80°F and lows near 57°F. Over 53 years of records, the warmest September 6th was in 2020 (96°F average), while the coldest was 1973 (58°F) — a 38°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
Planning for September 6th in San Leandro, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 56° | 63° | — | — |
| 2024 | 90° | 65° | 77° | — | — |
| 2023 | 73° | 53° | 63° | — | — |
| 2022 | 106° | 79° | 92° | — | — |
| 2021 | 93° | 67° | 80° | — | — |
| 2020warmest | 109° | 83° | 96° | — | — |
| 2019 | 75° | 55° | 65° | — | — |
| 2018 | 75° | 51° | 63° | — | — |
| 2017 | 72° | 61° | 66° | — | — |
| 2016 | 83° | 58° | 70° | — | — |
| 2015 | 83° | 62° | 72° | — | — |
| 2014 | 71° | 53° | 62° | — | — |
| 2013 | 90° | 55° | 72° | — | — |
| 2012 | 72° | 50° | 61° | — | — |
| 2011 | 86° | 54° | 70° | — | — |
| 2010 | 87° | 64° | 76° | — | — |
| 2009 | 72° | 58° | 65° | — | — |
| 2008 | 91° | 62° | 77° | — | — |
| 2007 | 84° | 56° | 70° | — | — |
| 2006 | 73° | 55° | 64° | — | — |
| 2005 | 70° | 51° | 60° | — | — |
| 2004 | 98° | 68° | 83° | — | — |
| 2003 | 70° | 54° | 62° | — | — |
| 2002 | 66° | 51° | 59° | — | — |
| 2001 | 83° | 49° | 66° | — | — |
| 2000 | 86° | 60° | 73° | — | — |
| 1999 | 84° | 57° | 71° | — | — |
| 1998 | 90° | 67° | 78° | — | — |
| 1997 | 71° | 57° | 64° | — | — |
| 1996 | 84° | 59° | 72° | — | — |
| 1995 | 91° | 65° | 78° | — | — |
| 1994 | 76° | 52° | 64° | — | — |
| 1993 | 64° | 53° | 59° | — | — |
| 1992 | 80° | 52° | 66° | — | — |
| 1989 | 76° | 53° | 64° | — | — |
| 1988 | 85° | 52° | 68° | — | — |
| 1987 | 70° | 56° | 63° | — | — |
| 1986 | 76° | 54° | 65° | — | — |
| 1985 | 70° | 58° | 64° | — | — |
| 1984 | 79° | 59° | 69° | — | — |
| 1983 | 82° | 60° | 71° | — | — |
| 1982 | 88° | 55° | 71° | — | — |
| 1981 | 81° | 52° | 66° | — | — |
| 1980 | 70° | 55° | 62° | — | — |
| 1979 | 81° | 58° | 69° | — | — |
| 1978 | 74° | 56° | 65° | — | — |
| 1977 | 90° | 60° | 75° | — | — |
| 1976 | 74° | 53° | 63° | — | — |
| 1975 | 81° | 50° | 65° | — | — |
| 1974 | 92° | 55° | 73° | — | — |
| 1973coldest | 65° | 52° | 58° | — | — |
| 1972 | 76° | 53° | 64° | — | — |
| 1971 | 73° | 54° | 63° | — | — |
53 years of data from UPPER SAN LEANDRO FILTERS