Weather on March 18
San Leandro, CA
55 Years of Data
Avg High
66°F
Avg Low
46°F
Warmest
2008
112°F avg
Coldest
1995
32°F avg
About This Date
March 18th in San Leandro, CA typically brings mild spring weather, with average highs around 66°F and lows near 46°F. Over 53 years of records, the warmest March 18th was in 2008 (112°F average), while the coldest was 1995 (32°F) — a 80°F range across recorded history. Rain or other precipitation has occurred on about 11% of March 18th dates historically, with the wettest March 18th recording 1.73" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for March 18th in San Leandro, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 84° | 67° | 75° | — | — |
| 2025 | 59° | 38° | 48° | — | — |
| 2024 | 69° | 46° | 58° | — | — |
| 2023 | 62° | 49° | 55° | — | — |
| 2022 | 67° | 44° | 55° | — | — |
| 2021 | 51° | 43° | 47° | — | — |
| 2020 | 51° | 41° | 46° | — | — |
| 2019 | 75° | 52° | 63° | — | — |
| 2018 | 54° | 40° | 47° | — | — |
| 2017 | 67° | 52° | 59° | — | — |
| 2016 | 64° | 48° | 56° | — | — |
| 2015 | 67° | 48° | 57° | — | — |
| 2014 | 68° | 48° | 58° | — | — |
| 2013 | 63° | 44° | 53° | — | — |
| 2012 | 47° | 38° | 42° | — | — |
| 2011 | 47° | 39° | 43° | — | — |
| 2010 | 74° | 53° | 63° | — | — |
| 2009 | 69° | 51° | 60° | — | — |
| 2008warmest | 128° | 96° | 112° | — | — |
| 2007 | 68° | 45° | 56° | — | — |
| 2006 | 63° | 39° | 51° | — | — |
| 2005 | 60° | 54° | 57° | 0.38" | — |
| 2004 | 81° | 50° | 65° | — | — |
| 2003 | 65° | 43° | 54° | — | — |
| 2002 | 62° | 39° | 51° | — | — |
| 2001 | 76° | 49° | 62° | — | — |
| 2000 | 71° | 51° | 61° | — | — |
| 1999 | 59° | 44° | 52° | — | — |
| 1998 | 72° | 48° | 60° | — | — |
| 1997 | 75° | 49° | 62° | — | — |
| 1996 | 79° | 51° | 65° | — | — |
| 1995coldest | 62° | 1° | 32° | — | — |
| 1994 | 58° | 48° | 53° | — | — |
| 1993 | 59° | 51° | 55° | — | — |
| 1990 | 69° | 48° | 59° | — | — |
| 1989 | 63° | 43° | 53° | 0.1" | — |
| 1987 | 65° | 43° | 54° | — | — |
| 1986 | 65° | 48° | 56° | — | — |
| 1985 | 60° | 46° | 53° | 0.56" | — |
| 1984 | 62° | 43° | 52° | — | — |
| 1983 | 66° | 45° | 55° | 1.73" | — |
| 1982 | 53° | 40° | 46° | 0.79" | — |
| 1981 | 67° | 48° | 57° | — | — |
| 1980 | 60° | 42° | 51° | — | — |
| 1979 | 59° | 47° | 53° | — | — |
| 1978 | 82° | 58° | 70° | — | — |
| 1977 | 59° | 39° | 49° | — | — |
| 1976 | 66° | 44° | 55° | — | — |
| 1975 | 59° | 43° | 51° | 0.03" | — |
| 1974 | 68° | 42° | 55° | — | — |
| 1973 | 52° | 34° | 43° | — | — |
| 1972 | 76° | 47° | 61° | — | — |
| 1971 | 68° | 44° | 56° | — | — |
53 years of data from UPPER SAN LEANDRO FILTERS