Weather on December 25
Sunnyvale, CA
55 Years of Data
Avg High
57°F
Avg Low
41°F
Warmest
1983
59°F avg
Coldest
1998
40°F avg
About This Date
December 25th in Sunnyvale, CA typically brings cool winter weather, with average highs around 57°F and lows near 41°F. Over 55 years of records, the warmest December 25th was in 1983 (59°F average), while the coldest was 1998 (40°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 25% of December 25th dates historically, with the wettest December 25th recording 1.55" of rain. The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
Planning for December 25th in Sunnyvale, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 54° | 58° | — | — |
| 2024 | 58° | 43° | 50° | — | — |
| 2023 | 63° | 40° | 51° | — | — |
| 2022 | 65° | 43° | 54° | — | — |
| 2021 | 54° | 44° | 49° | 0.76" | — |
| 2020 | 64° | 45° | 54° | — | — |
| 2019 | 54° | 46° | 50° | 0.18" | — |
| 2018 | 60° | 45° | 52° | — | — |
| 2017 | 58° | 39° | 48° | — | — |
| 2016 | 54° | 34° | 44° | — | — |
| 2015 | 52° | 35° | 43° | — | — |
| 2014 | 57° | 44° | 51° | — | — |
| 2013 | 65° | 38° | 51° | — | — |
| 2012 | 55° | 41° | 48° | 0.56" | — |
| 2011 | 58° | 34° | 46° | — | — |
| 2010 | 60° | 49° | 54° | 0.84" | — |
| 2009 | 60° | 33° | 47° | — | — |
| 2008 | 54° | 43° | 48° | 0.97" | — |
| 2007 | 58° | 35° | 46° | — | — |
| 2006 | 58° | 39° | 48° | — | — |
| 2005 | 61° | 55° | 58° | 0.74" | — |
| 2004 | 57° | 35° | 46° | — | — |
| 2003 | 54° | 46° | 50° | 0.97" | — |
| 2002 | 53° | 36° | 44° | — | — |
| 2001 | 56° | 42° | 49° | — | — |
| 2000 | 61° | 41° | 51° | — | — |
| 1999 | 63° | 36° | 49° | — | — |
| 1998coldest | 52° | 29° | 40° | — | — |
| 1997 | 55° | 41° | 48° | — | — |
| 1996 | 55° | 35° | 45° | — | — |
| 1995 | 59° | 38° | 48° | — | — |
| 1994 | 56° | 40° | 48° | — | — |
| 1993 | 51° | 36° | 43° | — | — |
| 1992 | 55° | 35° | 45° | — | — |
| 1991 | 62° | 41° | 52° | — | — |
| 1990 | 58° | 28° | 43° | — | — |
| 1989 | 60° | 37° | 49° | — | — |
| 1988 | 51° | 39° | 45° | 0.13" | — |
| 1987 | 56° | 35° | 45° | — | — |
| 1986 | 58° | 40° | 49° | — | — |
| 1985 | 58° | 36° | 47° | — | — |
| 1984 | 50° | 34° | 42° | — | — |
| 1983warmest | 62° | 55° | 59° | 1.12" | — |
| 1982 | 56° | 42° | 49° | — | — |
| 1981 | 61° | 47° | 54° | — | — |
| 1980 | 64° | 50° | 57° | — | — |
| 1979 | 57° | 47° | 52° | 1.04" | — |
| 1978 | 51° | 36° | 43° | — | — |
| 1977 | 60° | 52° | 56° | 0.05" | — |
| 1976 | 56° | 38° | 47° | — | — |
| 1975 | 49° | 46° | 47° | 0.08" | — |
| 1974 | 54° | 34° | 44° | — | — |
| 1973 | 55° | 49° | 52° | 0.1" | — |
| 1972 | 68° | 49° | 58° | — | — |
| 1971 | 54° | 42° | 48° | 1.55" | — |
55 years of data from MOFFETT FED AIRFIELD