Weather on October 28
Sunnyvale, CA
55 Years of Data
Avg High
71°F
Avg Low
51°F
Warmest
2003
71°F avg
Coldest
1971
49°F avg
About This Date
October 28th in Sunnyvale, CA typically brings pleasant fall weather, with average highs around 71°F and lows near 51°F. Over 55 years of records, the warmest October 28th was in 2003 (71°F average), while the coldest was 1971 (49°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 20% of October 28th dates historically, with the wettest October 28th recording 1.91" of rain. The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
Planning for October 28th in Sunnyvale, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 50° | 63° | — | — |
| 2024 | 69° | 55° | 62° | 0.03" | — |
| 2023 | 71° | 44° | 58° | — | — |
| 2022 | 71° | 47° | 59° | — | — |
| 2021 | 79° | 55° | 67° | — | — |
| 2020 | 78° | 50° | 64° | — | — |
| 2019 | 72° | 45° | 58° | — | — |
| 2018 | 73° | 54° | 63° | — | — |
| 2017 | 72° | 54° | 63° | — | — |
| 2016 | 72° | 60° | 66° | 0.99" | — |
| 2015 | 71° | 56° | 63° | 0.03" | — |
| 2014 | 72° | 49° | 60° | — | — |
| 2013 | 64° | 53° | 59° | — | — |
| 2012 | 80° | 55° | 68° | — | — |
| 2011 | 77° | 50° | 64° | — | — |
| 2010 | 78° | 50° | 64° | — | — |
| 2009 | 64° | 47° | 55° | — | — |
| 2008 | 68° | 50° | 59° | — | — |
| 2007 | 75° | 51° | 63° | — | — |
| 2006 | 75° | 46° | 61° | — | — |
| 2005 | 73° | 56° | 64° | — | — |
| 2004 | 63° | 42° | 52° | 0.03" | — |
| 2003warmest | 88° | 54° | 71° | — | — |
| 2002 | 72° | 47° | 59° | — | — |
| 2001 | 69° | 57° | 63° | — | — |
| 2000 | 61° | 48° | 54° | 0.89" | — |
| 1999 | 67° | 51° | 59° | 0.23" | — |
| 1998 | 62° | 56° | 59° | — | — |
| 1997 | 71° | 47° | 59° | — | — |
| 1996 | 68° | 47° | 57° | — | — |
| 1995 | 79° | 51° | 65° | — | — |
| 1994 | 71° | 58° | 64° | — | — |
| 1993 | 81° | 55° | 68° | — | — |
| 1992 | 64° | 59° | 62° | — | — |
| 1991 | 69° | 50° | 60° | — | — |
| 1990 | 72° | 51° | 61° | — | — |
| 1989 | 68° | 50° | 59° | — | — |
| 1988 | 67° | 57° | 62° | — | — |
| 1987 | 73° | 62° | 68° | 0.43" | — |
| 1986 | 65° | 56° | 60° | 0.03" | — |
| 1985 | 66° | 50° | 58° | — | — |
| 1984 | 67° | 46° | 56° | — | — |
| 1983 | 78° | 58° | 68° | — | — |
| 1982 | 67° | 47° | 57° | — | — |
| 1981 | 69° | 55° | 62° | 1.91" | — |
| 1980 | 79° | 49° | 64° | — | — |
| 1979 | 69° | 55° | 62° | — | — |
| 1978 | 65° | 51° | 58° | — | — |
| 1977 | 67° | 55° | 61° | 0.03" | — |
| 1976 | 68° | 43° | 55° | — | — |
| 1975 | 64° | 41° | 53° | — | — |
| 1974 | 61° | 56° | 58° | 1.42" | — |
| 1973 | 78° | 53° | 66° | — | — |
| 1972 | 66° | 49° | 57° | — | — |
| 1971coldest | 56° | 43° | 49° | — | — |
55 years of data from MOFFETT FED AIRFIELD