Weather on June 30
San Leandro, CA
55 Years of Data
Avg High
75°F
Avg Low
54°F
Warmest
1996
82°F avg
Coldest
2022
55°F avg
About This Date
June 30th in San Leandro, CA typically brings pleasant summer weather, with average highs around 75°F and lows near 54°F. Over 52 years of records, the warmest June 30th was in 1996 (82°F average), while the coldest was 2022 (55°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 30th dates historically. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for June 30th 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 | 82° | 54° | 68° | — | — |
| 2024 | 81° | 55° | 68° | — | — |
| 2023 | 92° | 60° | 76° | — | — |
| 2022coldest | 61° | 49° | 55° | — | — |
| 2021 | 64° | 53° | 59° | — | — |
| 2020 | 80° | 52° | 66° | — | — |
| 2019 | 68° | 51° | 60° | — | — |
| 2018 | 87° | 61° | 74° | — | — |
| 2017 | 66° | 49° | 57° | — | — |
| 2016 | 78° | 50° | 64° | — | — |
| 2015 | 92° | 61° | 76° | — | — |
| 2014 | 87° | 62° | 75° | — | — |
| 2013 | 85° | 58° | 71° | — | — |
| 2012 | 70° | 54° | 62° | — | — |
| 2011 | 72° | 51° | 61° | — | — |
| 2010 | 65° | 48° | 56° | — | — |
| 2009 | 77° | 58° | 67° | — | — |
| 2008 | 68° | 54° | 61° | — | — |
| 2007 | 74° | 50° | 62° | — | — |
| 2006 | 69° | 57° | 63° | — | — |
| 2005 | 84° | 61° | 72° | — | — |
| 2004 | 68° | 52° | 60° | — | — |
| 2003 | 71° | 54° | 62° | — | — |
| 2002 | 87° | 55° | 71° | — | — |
| 2001 | 74° | 54° | 64° | — | — |
| 2000 | 62° | 50° | 56° | — | — |
| 1999 | 92° | 58° | 75° | — | — |
| 1998 | 62° | 50° | 56° | — | — |
| 1997 | 68° | 53° | 61° | — | — |
| 1996warmest | 96° | 68° | 82° | — | — |
| 1995 | 65° | 56° | 60° | — | — |
| 1994 | 67° | 49° | 58° | — | — |
| 1993 | 84° | 58° | 71° | — | — |
| 1989 | 76° | 56° | 66° | 0.08" | — |
| 1988 | 81° | 52° | 66° | — | — |
| 1987 | 68° | 54° | 61° | — | — |
| 1986 | 74° | 53° | 63° | — | — |
| 1985 | 63° | 50° | 56° | — | — |
| 1984 | 77° | 52° | 64° | — | — |
| 1983 | 72° | 53° | 62° | — | — |
| 1982 | 70° | 55° | 62° | — | — |
| 1981 | 70° | 54° | 62° | — | — |
| 1980 | 78° | 54° | 66° | — | — |
| 1979 | 72° | 52° | 62° | — | — |
| 1978 | 72° | 55° | 63° | — | — |
| 1977 | 73° | 54° | 63° | — | — |
| 1976 | 74° | 47° | 60° | — | — |
| 1975 | 69° | 48° | 59° | — | — |
| 1974 | 83° | 53° | 68° | — | — |
| 1973 | 67° | 45° | 56° | — | — |
| 1972 | 83° | 51° | 67° | — | — |
| 1971 | 73° | 49° | 61° | — | — |
52 years of data from UPPER SAN LEANDRO FILTERS