Weather on June 27
Sunnyvale, CA
55 Years of Data
Avg High
79°F
Avg Low
58°F
Warmest
1976
83°F avg
Coldest
1979
61°F avg
About This Date
June 27th in Sunnyvale, CA typically brings pleasant summer weather, with average highs around 79°F and lows near 58°F. Over 55 years of records, the warmest June 27th was in 1976 (83°F average), while the coldest was 1979 (61°F) — a 22°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 27th in Sunnyvale, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 57° | 68° | — | — |
| 2024 | 80° | 56° | 68° | — | — |
| 2023 | 71° | 56° | 63° | — | — |
| 2022 | 82° | 59° | 71° | — | — |
| 2021 | 75° | 59° | 67° | — | — |
| 2020 | 86° | 60° | 73° | — | — |
| 2019 | 74° | 55° | 64° | — | — |
| 2018 | 71° | 56° | 63° | — | — |
| 2017 | 71° | 59° | 65° | — | — |
| 2016 | 82° | 58° | 70° | — | — |
| 2015 | 79° | 59° | 69° | — | — |
| 2014 | 77° | 60° | 69° | — | — |
| 2013 | 86° | 64° | 75° | — | — |
| 2012 | 78° | 55° | 67° | — | — |
| 2011 | 70° | 57° | 63° | — | — |
| 2010 | 86° | 58° | 72° | — | — |
| 2009 | 92° | 59° | 75° | — | — |
| 2008 | 75° | 59° | 67° | — | — |
| 2007 | 74° | 55° | 64° | — | — |
| 2006 | 75° | 61° | 68° | — | — |
| 2005 | 72° | 57° | 64° | — | — |
| 2004 | 78° | 55° | 67° | — | — |
| 2003 | 97° | 67° | 82° | — | — |
| 2002 | 75° | 56° | 65° | — | — |
| 2001 | 76° | 62° | 69° | — | — |
| 2000 | 79° | 60° | 69° | — | — |
| 1999 | 81° | 54° | 67° | — | — |
| 1998 | 87° | 55° | 71° | — | — |
| 1997 | 73° | 55° | 64° | — | — |
| 1996 | 75° | 58° | 66° | — | — |
| 1995 | 83° | 59° | 71° | — | — |
| 1994 | 84° | 60° | 72° | — | — |
| 1993 | 79° | 59° | 69° | — | — |
| 1992 | 78° | 64° | 71° | — | — |
| 1991 | 69° | 57° | 63° | — | — |
| 1990 | 79° | 58° | 68° | — | — |
| 1989 | 75° | 59° | 67° | — | — |
| 1988 | 80° | 60° | 70° | — | — |
| 1987 | 74° | 60° | 67° | — | — |
| 1986 | 72° | 60° | 66° | — | — |
| 1985 | 87° | 60° | 74° | — | — |
| 1984 | 82° | 61° | 71° | — | — |
| 1983 | 68° | 58° | 63° | — | — |
| 1982 | 75° | 60° | 68° | — | — |
| 1981 | 83° | 59° | 71° | — | — |
| 1980 | 92° | 58° | 75° | — | — |
| 1979coldest | 67° | 55° | 61° | — | — |
| 1978 | 77° | 57° | 67° | — | — |
| 1977 | 74° | 59° | 66° | — | — |
| 1976warmest | 102° | 64° | 83° | — | — |
| 1975 | 76° | 50° | 63° | — | — |
| 1974 | 76° | 53° | 64° | — | — |
| 1973 | 89° | 62° | 76° | — | — |
| 1972 | 75° | 58° | 66° | — | — |
| 1971 | 75° | 57° | 66° | — | — |
55 years of data from MOFFETT FED AIRFIELD