Weather on April 18
San Leandro, CA
55 Years of Data
Avg High
65°F
Avg Low
45°F
Warmest
2016
70°F avg
Coldest
1995
31°F avg
About This Date
April 18th in San Leandro, CA typically brings mild spring weather, with average highs around 65°F and lows near 45°F. Over 51 years of records, the warmest April 18th was in 2016 (70°F average), while the coldest was 1995 (31°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 8% of April 18th dates historically, with the wettest April 18th recording 0.64" of rain. The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
Planning for April 18th in San Leandro, CA? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 46° | 54° | — | — |
| 2024 | 74° | 50° | 62° | — | — |
| 2023 | 56° | 39° | 47° | — | — |
| 2022 | 64° | 40° | 52° | — | — |
| 2021 | 79° | 48° | 63° | — | — |
| 2020 | 61° | 48° | 54° | — | — |
| 2019 | 78° | 52° | 65° | — | — |
| 2018 | 56° | 43° | 49° | — | — |
| 2017 | 66° | 50° | 58° | — | — |
| 2016warmest | 81° | 59° | 70° | — | — |
| 2015 | 71° | 46° | 59° | — | — |
| 2014 | 62° | 46° | 54° | — | — |
| 2013 | 71° | 53° | 62° | — | — |
| 2012 | 64° | 46° | 55° | — | — |
| 2011 | 54° | 48° | 51° | — | — |
| 2010 | 74° | 49° | 61° | — | — |
| 2009 | 77° | 50° | 64° | — | — |
| 2008 | 62° | 48° | 55° | — | — |
| 2007 | 60° | 38° | 49° | — | — |
| 2006 | 68° | 45° | 56° | — | — |
| 2005 | 64° | 42° | 53° | — | — |
| 2004 | 56° | 46° | 51° | — | — |
| 2003 | 63° | 42° | 52° | — | — |
| 2002 | 60° | 39° | 50° | — | — |
| 2001 | 63° | 45° | 54° | — | — |
| 2000 | 63° | 43° | 53° | — | — |
| 1999 | 69° | 48° | 59° | — | — |
| 1998 | 64° | 45° | 54° | — | — |
| 1997 | 68° | 51° | 60° | — | — |
| 1996 | 60° | 45° | 52° | — | — |
| 1995coldest | 62° | 0° | 31° | — | — |
| 1994 | 68° | 53° | 61° | — | — |
| 1993 | 61° | 47° | 54° | — | — |
| 1989 | 63° | 52° | 57° | — | — |
| 1987 | 62° | 46° | 54° | — | — |
| 1986 | 65° | 42° | 53° | — | — |
| 1985 | 61° | 49° | 55° | — | — |
| 1984 | 59° | 48° | 54° | 0.18" | — |
| 1983 | 71° | 53° | 62° | 0.64" | — |
| 1982 | 66° | 45° | 55° | — | — |
| 1981 | 62° | 51° | 57° | — | — |
| 1980 | 67° | 50° | 58° | — | — |
| 1979 | 61° | 38° | 49° | — | — |
| 1978 | 65° | 43° | 54° | — | — |
| 1977 | 79° | 45° | 62° | — | — |
| 1976 | 61° | 41° | 51° | 0.05" | — |
| 1975 | 60° | 35° | 48° | — | — |
| 1974 | 58° | 36° | 47° | 0.08" | — |
| 1973 | 62° | 36° | 49° | — | — |
| 1972 | 63° | 38° | 50° | — | — |
| 1971 | 57° | 39° | 48° | — | — |
51 years of data from UPPER SAN LEANDRO FILTERS