Weather on November 18
Sunnyvale, CA
55 Years of Data
Avg High
64°F
Avg Low
47°F
Warmest
1989
64°F avg
Coldest
1994
44°F avg
About This Date
November 18th in Sunnyvale, CA typically brings mild fall weather, with average highs around 64°F and lows near 47°F. Over 55 years of records, the warmest November 18th was in 1989 (64°F average), while the coldest was 1994 (44°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 25% of November 18th dates historically, with the wettest November 18th recording 2.62" of rain. 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 November 18th in Sunnyvale, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 48° | 55° | — | — |
| 2024 | 62° | 46° | 54° | — | — |
| 2023 | 71° | 55° | 63° | 0.84" | — |
| 2022 | 68° | 43° | 55° | — | — |
| 2021 | 64° | 46° | 55° | 0.03" | — |
| 2020 | 66° | 49° | 57° | 0.13" | — |
| 2019 | 75° | 48° | 62° | — | — |
| 2018 | 60° | 41° | 51° | — | — |
| 2017 | 62° | 40° | 51° | — | — |
| 2016 | 70° | 40° | 55° | — | — |
| 2015 | — | 44° | — | — | — |
| 2014 | 66° | 45° | 55° | — | — |
| 2013 | 60° | 44° | 52° | — | — |
| 2012 | 64° | 51° | 58° | 0.23" | — |
| 2011 | 61° | 50° | 55° | 0.15" | — |
| 2010 | 62° | 46° | 54° | — | — |
| 2009 | 61° | 44° | 52° | — | — |
| 2008 | 69° | 50° | 60° | — | — |
| 2007 | 65° | 53° | 59° | — | — |
| 2006 | 70° | 47° | 58° | — | — |
| 2005 | 77° | 46° | 62° | — | — |
| 2004 | 62° | 45° | 53° | 0.03" | — |
| 2003 | 68° | 44° | 56° | 0.03" | — |
| 2002 | 66° | 43° | 54° | — | — |
| 2001 | 68° | 43° | 55° | — | — |
| 2000 | 62° | 36° | 49° | — | — |
| 1999 | 66° | 42° | 54° | — | — |
| 1998 | 60° | 42° | 51° | — | — |
| 1997 | 61° | 48° | 54° | — | — |
| 1996 | 67° | 60° | 63° | 0.05" | — |
| 1995 | 68° | 55° | 62° | 0.03" | — |
| 1994coldest | 53° | 35° | 44° | — | — |
| 1993 | 66° | 50° | 58° | — | — |
| 1992 | 69° | 46° | 58° | — | — |
| 1991 | 65° | 52° | 58° | — | — |
| 1990 | 64° | 49° | 56° | — | — |
| 1989warmest | 80° | 49° | 64° | — | — |
| 1988 | 61° | 44° | 52° | — | — |
| 1987 | 70° | 53° | 61° | — | — |
| 1986 | 67° | 56° | 61° | 0.05" | — |
| 1985 | 57° | 42° | 50° | — | — |
| 1984 | 61° | 50° | 55° | 0.08" | — |
| 1983 | 61° | 50° | 55° | — | — |
| 1982 | 61° | 54° | 57° | 2.62" | — |
| 1981 | 62° | 47° | 54° | — | — |
| 1980 | 69° | 45° | 57° | — | — |
| 1979 | 61° | 49° | 55° | — | — |
| 1978 | 58° | 49° | 53° | — | — |
| 1977 | 61° | 47° | 54° | — | — |
| 1976 | 66° | 52° | 59° | — | — |
| 1975 | 56° | 37° | 46° | — | — |
| 1974 | 63° | 50° | 56° | 0.03" | — |
| 1973 | 58° | 46° | 52° | 0.18" | — |
| 1972 | 58° | 45° | 51° | — | — |
| 1971 | 68° | 48° | 58° | — | — |
55 years of data from MOFFETT FED AIRFIELD