Weather on May 12
Sunnyvale, CA
55 Years of Data
Avg High
73°F
Avg Low
52°F
Warmest
1976
80°F avg
Coldest
1977
55°F avg
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 55 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.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 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° | — | — |
55 years of data from MOFFETT FED AIRFIELD