Weather on June 25
Sunnyvale, CA
55 Years of Data
About This Date
June 25th in Sunnyvale, CA typically brings pleasant summer weather, with average highs around 78°F and lows near 58°F. Over 55 years of records, the warmest June 25th was in 1995 (87°F average), while the coldest was 1975 (56°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 25th dates historically. 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 25th in Sunnyvale, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 57° | 62° | — | — |
| 2024 | 90° | 61° | 75° | — | — |
| 2023 | 70° | 57° | 63° | — | — |
| 2022 | 83° | 58° | 70° | — | — |
| 2021 | 75° | 59° | 67° | — | — |
| 2020 | 84° | 58° | 71° | — | — |
| 2019 | 74° | 59° | 66° | — | — |
| 2018 | 77° | 60° | 69° | — | — |
| 2017 | 70° | 60° | 65° | — | — |
| 2016 | 86° | 59° | 73° | — | — |
| 2015 | 87° | 60° | 74° | — | — |
| 2014 | 76° | 58° | 67° | — | — |
| 2013 | 80° | 64° | 72° | — | — |
| 2012 | 73° | 51° | 62° | — | — |
| 2011 | 71° | 54° | 62° | — | — |
| 2010 | 69° | 57° | 63° | — | — |
| 2009 | 77° | 57° | 67° | — | — |
| 2008 | 71° | 55° | 63° | — | — |
| 2007 | 82° | 53° | 68° | — | — |
| 2006 | 77° | 61° | 69° | — | — |
| 2005 | 73° | 57° | 65° | — | — |
| 2004 | 82° | 56° | 69° | — | — |
| 2003 | 95° | 60° | 78° | — | — |
| 2002 | 76° | 57° | 66° | — | — |
| 2001 | 76° | 56° | 66° | 0.3" | — |
| 2000 | 75° | 61° | 68° | — | — |
| 1999 | 70° | 56° | 63° | — | — |
| 1998 | 73° | 61° | 67° | — | — |
| 1997 | 85° | 59° | 72° | — | — |
| 1996 | 74° | 55° | 64° | — | — |
| 1995warmest | 105° | 68° | 87° | — | — |
| 1994 | 76° | 54° | 65° | — | — |
| 1993 | 104° | 68° | 86° | — | — |
| 1992 | 79° | 65° | 72° | — | — |
| 1991 | 72° | 57° | 64° | — | — |
| 1990 | 74° | 56° | 65° | — | — |
| 1989 | 75° | 61° | 68° | — | — |
| 1988 | 79° | 59° | 69° | — | — |
| 1987 | 78° | 59° | 69° | — | — |
| 1986 | 73° | 60° | 67° | — | — |
| 1985 | 85° | 55° | 70° | — | — |
| 1984 | 73° | 57° | 65° | — | — |
| 1983 | 72° | 56° | 64° | — | — |
| 1982 | 74° | 62° | 68° | — | — |
| 1981 | 77° | 56° | 66° | — | — |
| 1980 | 74° | 63° | 68° | — | — |
| 1979 | 67° | 56° | 61° | — | — |
| 1978 | 76° | 54° | 65° | — | — |
| 1977 | 80° | 63° | 71° | — | — |
| 1976 | 99° | 71° | 85° | — | — |
| 1975coldest | 68° | 45° | 56° | — | — |
| 1974 | 69° | 52° | 60° | — | — |
| 1973 | 87° | 61° | 74° | — | — |
| 1972 | 75° | 53° | 64° | — | — |
| 1971 | 77° | 57° | 67° | — | — |
Sunnyvale, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Sunnyvale, CA Monthly Precipitation
Average rainfall per month, in inches.
Sunnyvale, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Sunnyvale, CA
Most pleasant months in Sunnyvale, CA: July, August.