Weather on April 28
Sunnyvale, CA
55 Years of Data
Avg High
71°F
Avg Low
51°F
Warmest
1981
72°F avg
Coldest
2002
52°F avg
About This Date
April 28th in Sunnyvale, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 51°F. Over 55 years of records, the warmest April 28th was in 1981 (72°F average), while the coldest was 2002 (52°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 11% of April 28th dates historically, with the wettest April 28th recording 2.64" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for April 28th in Sunnyvale, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 46° | 57° | — | — |
| 2024 | 73° | 50° | 62° | — | — |
| 2023 | 79° | 55° | 67° | — | — |
| 2022 | 65° | 48° | 56° | — | — |
| 2021 | 83° | 47° | 65° | — | — |
| 2020 | 84° | 56° | 70° | — | — |
| 2019 | 69° | 52° | 60° | — | — |
| 2018 | 66° | 50° | 58° | — | — |
| 2017 | 75° | 48° | 62° | — | — |
| 2016 | 74° | 49° | 61° | — | — |
| 2015 | 75° | 54° | 64° | — | — |
| 2014 | 72° | 48° | 60° | — | — |
| 2013 | 77° | 54° | 65° | — | — |
| 2012 | 72° | 50° | 61° | — | — |
| 2011 | 66° | 50° | 58° | — | — |
| 2010 | 59° | 48° | 54° | 0.2" | — |
| 2009 | 61° | 48° | 54° | — | — |
| 2008 | 73° | 52° | 62° | — | — |
| 2007 | 81° | 56° | 68° | — | — |
| 2006 | 71° | 54° | 62° | — | — |
| 2005 | 66° | 51° | 59° | 1.04" | — |
| 2004 | 78° | 54° | 66° | — | — |
| 2003 | 64° | 49° | 56° | 0.05" | — |
| 2002coldest | 63° | 42° | 52° | — | — |
| 2001 | 65° | 51° | 58° | — | — |
| 2000 | 63° | 49° | 56° | — | — |
| 1999 | 62° | 45° | 53° | — | — |
| 1998 | 83° | 56° | 69° | — | — |
| 1997 | 64° | 49° | 56° | — | — |
| 1996 | 84° | 59° | 72° | — | — |
| 1995 | 66° | 57° | 62° | 0.03" | — |
| 1994 | 72° | 50° | 61° | — | — |
| 1993 | 82° | 51° | 67° | — | — |
| 1992 | 84° | 59° | 72° | — | — |
| 1991 | 76° | 49° | 62° | — | — |
| 1990 | 74° | 57° | 65° | — | — |
| 1989 | 76° | 48° | 62° | — | — |
| 1988 | 67° | 54° | 60° | — | — |
| 1987 | 68° | 56° | 62° | — | — |
| 1986 | 77° | 51° | 64° | — | — |
| 1985 | 64° | 52° | 58° | — | — |
| 1984 | 74° | 46° | 60° | — | — |
| 1983 | 65° | 54° | 59° | 2.64" | — |
| 1982 | 71° | 49° | 60° | — | — |
| 1981warmest | 91° | 53° | 72° | — | — |
| 1980 | 72° | 55° | 63° | 0.03" | — |
| 1979 | 69° | 49° | 59° | — | — |
| 1978 | 72° | 49° | 60° | — | — |
| 1977 | 74° | 43° | 58° | — | — |
| 1976 | 65° | 45° | 55° | — | — |
| 1975 | 72° | 44° | 58° | — | — |
| 1974 | 81° | 49° | 65° | — | — |
| 1973 | 62° | 48° | 55° | — | — |
| 1972 | 61° | 47° | 54° | — | — |
| 1971 | 58° | 49° | 53° | — | — |
55 years of data from MOFFETT FED AIRFIELD