Weather on May 12
Sunnyvale, CA
55 Years of Data
About This Date
May 12th in Sunnyvale, CA typically brings pleasant spring weather, with average highs around 73°F and lows near 52°F. Over 56 years of records, the warmest May 12th was in 1976 (80°F average), while the coldest was 1977 (55°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 5% of May 12th 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 May 12th in Sunnyvale, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 73° | 57° | 65° | — | — |
| 2025 | 64° | 54° | 59° | — | — |
| 2024 | 75° | 57° | 66° | — | — |
| 2023 | 74° | 51° | 62° | — | — |
| 2022 | 67° | 44° | 55° | — | — |
| 2021 | 74° | 53° | 63° | — | — |
| 2020 | 69° | 55° | 62° | 0.1" | — |
| 2019 | 69° | 55° | 62° | — | — |
| 2018 | 79° | 56° | 67° | — | — |
| 2017 | 67° | 52° | 59° | — | — |
| 2016 | 67° | 56° | 61° | — | — |
| 2015 | 65° | 48° | 56° | — | — |
| 2014 | 87° | 51° | 69° | — | — |
| 2013 | 74° | 55° | 64° | — | — |
| 2012 | 76° | 55° | 65° | — | — |
| 2011 | 72° | 51° | 61° | — | — |
| 2010 | 69° | 48° | 59° | — | — |
| 2009 | 72° | 49° | 60° | — | — |
| 2008 | 72° | 50° | 61° | — | — |
| 2007 | 65° | 50° | 57° | — | — |
| 2006 | 72° | 54° | 63° | — | — |
| 2005 | 71° | 50° | 61° | — | — |
| 2004 | 77° | 49° | 63° | — | — |
| 2003 | 75° | 49° | 62° | — | — |
| 2002 | 73° | 50° | 62° | — | — |
| 2001 | 69° | 56° | 62° | — | — |
| 2000 | 66° | 45° | 55° | — | — |
| 1999 | 67° | 51° | 59° | — | — |
| 1998 | 63° | 49° | 56° | 0.38" | — |
| 1997 | 83° | 55° | 69° | — | — |
| 1996 | 91° | 53° | 72° | — | — |
| 1995 | 65° | 51° | 58° | — | — |
| 1994 | 71° | 52° | 61° | — | — |
| 1993 | 70° | 47° | 58° | — | — |
| 1992 | 78° | 56° | 67° | — | — |
| 1991 | 63° | 54° | 58° | — | — |
| 1990 | 69° | 49° | 59° | — | — |
| 1989 | 69° | 48° | 59° | — | — |
| 1988 | 79° | 56° | 67° | — | — |
| 1987 | 80° | 59° | 70° | — | — |
| 1986 | 79° | 49° | 64° | — | — |
| 1985 | 71° | 45° | 58° | — | — |
| 1984 | 81° | 60° | 70° | — | — |
| 1983 | 65° | 51° | 58° | — | — |
| 1982 | 63° | 49° | 56° | — | — |
| 1981 | 75° | 54° | 64° | — | — |
| 1980 | 63° | 52° | 57° | 0.03" | — |
| 1979 | 89° | 57° | 73° | — | — |
| 1978 | 85° | 50° | 67° | — | — |
| 1977coldest | 67° | 44° | 55° | — | — |
| 1976warmest | 103° | 57° | 80° | — | — |
| 1975 | 85° | 52° | 68° | — | — |
| 1974 | 70° | 52° | 61° | — | — |
| 1973 | 70° | 54° | 62° | — | — |
| 1972 | 88° | 56° | 72° | — | — |
| 1971 | 68° | 52° | 60° | — | — |
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.