Weather on June 28
Sunnyvale, CA
55 Years of Data
Avg High
77°F
Avg Low
59°F
Warmest
1976
84°F avg
Coldest
1975
62°F avg
About This Date
June 28th in Sunnyvale, CA typically brings pleasant summer weather, with average highs around 77°F and lows near 59°F. Over 55 years of records, the warmest June 28th was in 1976 (84°F average), while the coldest was 1975 (62°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 4% of June 28th dates historically, with the wettest June 28th recording 1.19" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for June 28th in Sunnyvale, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 59° | 70° | — | — |
| 2024 | 86° | 57° | 72° | — | — |
| 2023 | 70° | 56° | 63° | — | — |
| 2022 | 83° | 58° | 70° | — | — |
| 2021 | 76° | 59° | 67° | — | — |
| 2020 | 79° | 57° | 68° | — | — |
| 2019 | 75° | 59° | 67° | — | — |
| 2018 | 76° | 55° | 65° | — | — |
| 2017 | 71° | 57° | 64° | — | — |
| 2016 | 78° | 58° | 68° | — | — |
| 2015 | 74° | 62° | 68° | — | — |
| 2014 | 78° | 59° | 69° | — | — |
| 2013 | 89° | 64° | 77° | — | — |
| 2012 | 75° | 56° | 65° | — | — |
| 2011 | 67° | 57° | 62° | 1.19" | — |
| 2010 | 82° | 60° | 71° | — | — |
| 2009 | 89° | 67° | 78° | — | — |
| 2008 | 70° | 59° | 64° | — | — |
| 2007 | 74° | 58° | 66° | — | — |
| 2006 | 75° | 61° | 68° | — | — |
| 2005 | 74° | 57° | 65° | — | — |
| 2004 | 78° | 56° | 67° | — | — |
| 2003 | 88° | 61° | 74° | — | — |
| 2002 | 73° | 55° | 64° | — | — |
| 2001 | 73° | 57° | 65° | — | — |
| 2000 | 75° | 61° | 68° | — | — |
| 1999 | 86° | 58° | 72° | — | — |
| 1998 | 85° | 58° | 71° | — | — |
| 1997 | 72° | 54° | 63° | — | — |
| 1996 | 82° | 53° | 68° | — | — |
| 1995 | 80° | 58° | 69° | — | — |
| 1994 | 80° | 59° | 70° | — | — |
| 1993 | 76° | 57° | 66° | — | — |
| 1992 | 79° | 63° | 71° | — | — |
| 1991 | 70° | 60° | 65° | 0.1" | — |
| 1990 | 76° | 57° | 66° | — | — |
| 1989 | 72° | 59° | 65° | — | — |
| 1988 | 80° | 55° | 68° | — | — |
| 1987 | 74° | 59° | 66° | — | — |
| 1986 | 73° | 59° | 66° | — | — |
| 1985 | 81° | 61° | 71° | — | — |
| 1984 | 72° | 59° | 65° | — | — |
| 1983 | 70° | 60° | 65° | — | — |
| 1982 | 71° | 59° | 65° | — | — |
| 1981 | 75° | 60° | 68° | — | — |
| 1980 | 89° | 61° | 75° | — | — |
| 1979 | 68° | 55° | 62° | — | — |
| 1978 | 75° | 59° | 67° | — | — |
| 1977 | 75° | 59° | 67° | — | — |
| 1976warmest | 98° | 69° | 84° | — | — |
| 1975coldest | 74° | 51° | 62° | — | — |
| 1974 | 85° | 60° | 72° | — | — |
| 1973 | 79° | 61° | 70° | — | — |
| 1972 | 74° | 59° | 66° | — | — |
| 1971 | 74° | 53° | 63° | — | — |
55 years of data from MOFFETT FED AIRFIELD