Weather on May 9
San Leandro, CA
55 Years of Data
Avg High
69°F
Avg Low
49°F
Warmest
2008
126°F avg
Coldest
2022
47°F avg
About This Date
May 9th in San Leandro, CA typically brings mild spring weather, with average highs around 69°F and lows near 49°F. Over 52 years of records, the warmest May 9th was in 2008 (126°F average), while the coldest was 2022 (47°F) — a 79°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 9th dates historically. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for May 9th in San Leandro, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 58° | 72° | — | — |
| 2024 | 80° | 57° | 69° | — | — |
| 2023 | 61° | 45° | 53° | — | — |
| 2022coldest | 54° | 40° | 47° | — | — |
| 2021 | 77° | 50° | 64° | — | — |
| 2020 | 72° | 48° | 60° | — | — |
| 2019 | 58° | 49° | 53° | — | — |
| 2018 | 66° | 50° | 58° | — | — |
| 2017 | 77° | 49° | 63° | — | — |
| 2016 | 62° | 48° | 55° | — | — |
| 2015 | 61° | 46° | 53° | — | — |
| 2014 | 63° | 49° | 56° | — | — |
| 2013 | 60° | 47° | 53° | — | — |
| 2012 | 71° | 47° | 59° | — | — |
| 2011 | 61° | 42° | 51° | — | — |
| 2010 | 55° | 46° | 51° | — | — |
| 2009 | 69° | 51° | 60° | — | — |
| 2008warmest | 139° | 113° | 126° | — | — |
| 2007 | 82° | 48° | 65° | — | — |
| 2006 | 74° | 51° | 62° | — | — |
| 2005 | 57° | 46° | 52° | — | — |
| 2004 | 70° | 49° | 59° | — | — |
| 2003 | 61° | 41° | 51° | — | — |
| 2002 | 58° | 44° | 51° | — | — |
| 2001 | 77° | 48° | 63° | — | — |
| 2000 | 63° | 49° | 56° | — | — |
| 1999 | 63° | 44° | 53° | — | — |
| 1998 | 58° | 44° | 51° | — | — |
| 1997 | 74° | 50° | 62° | — | — |
| 1996 | 66° | 46° | 56° | — | — |
| 1995 | 61° | 55° | 58° | — | — |
| 1994 | 65° | 52° | 58° | — | — |
| 1993 | 87° | 56° | 71° | — | — |
| 1989 | 65° | 53° | 59° | — | — |
| 1988 | 65° | 48° | 56° | — | — |
| 1987 | 72° | 56° | 64° | — | — |
| 1986 | 72° | 49° | 60° | — | — |
| 1985 | 62° | 45° | 53° | — | — |
| 1984 | 84° | 50° | 67° | — | — |
| 1983 | 64° | 43° | 53° | — | — |
| 1982 | 65° | 49° | 57° | — | — |
| 1981 | 81° | 49° | 65° | — | — |
| 1980 | 69° | 49° | 59° | — | — |
| 1979 | 63° | 43° | 53° | — | — |
| 1978 | 81° | 49° | 65° | — | — |
| 1977 | 62° | 41° | 52° | 0.33" | — |
| 1976 | 63° | 45° | 54° | — | — |
| 1975 | 61° | 45° | 53° | — | — |
| 1974 | 68° | 43° | 55° | — | — |
| 1973 | 63° | 50° | 56° | — | — |
| 1972 | 62° | 45° | 53° | — | — |
| 1971 | 64° | 50° | 57° | — | — |
52 years of data from UPPER SAN LEANDRO FILTERS