Weather on December 17
Vista, CA
55 Years of Data
Avg High
67°F
Avg Low
46°F
Warmest
2023
70°F avg
Coldest
1984
48°F avg
About This Date
December 17th in Vista, CA typically brings mild winter weather, with average highs around 67°F and lows near 46°F. Over 55 years of records, the warmest December 17th was in 2023 (70°F average), while the coldest was 1984 (48°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 20% of December 17th dates historically, with the wettest December 17th recording 3.61" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for December 17th in Vista, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 49° | 55° | — | — |
| 2024 | 67° | 46° | 56° | — | — |
| 2023warmest | 79° | 61° | 70° | — | — |
| 2022 | 62° | 41° | 52° | — | — |
| 2021 | 66° | 47° | 56° | 0.05" | — |
| 2020 | 61° | 46° | 53° | — | — |
| 2019 | 70° | 41° | 55° | — | — |
| 2018 | 65° | 52° | 58° | — | — |
| 2017 | 74° | 50° | 62° | — | — |
| 2016 | 56° | 43° | 49° | — | — |
| 2015 | 63° | 41° | 52° | — | — |
| 2014 | 62° | 53° | 58° | 1.14" | — |
| 2013 | 77° | 54° | 65° | — | — |
| 2012 | 65° | 56° | 60° | 0.13" | — |
| 2011 | 63° | 44° | 53° | — | — |
| 2010 | 62° | 52° | 57° | 0.58" | — |
| 2009 | 71° | 48° | 60° | — | — |
| 2008 | 51° | 46° | 49° | 3.61" | — |
| 2007 | 59° | 45° | 52° | — | — |
| 2006 | 57° | 45° | 51° | 0.08" | — |
| 2005 | 60° | 49° | 54° | — | — |
| 2004 | 76° | 51° | 63° | — | — |
| 2003 | 69° | 45° | 57° | — | — |
| 2002 | 60° | 53° | 57° | 0.13" | — |
| 2001 | 60° | 40° | 50° | — | — |
| 2000 | 73° | 49° | 61° | — | — |
| 1999 | 71° | 51° | 61° | — | — |
| 1998 | 72° | 48° | 60° | — | — |
| 1997 | 71° | 42° | 57° | — | — |
| 1996 | 76° | 46° | 61° | — | — |
| 1995 | 68° | 38° | 53° | — | — |
| 1994 | 76° | 44° | 60° | — | — |
| 1993 | 67° | 39° | 53° | — | — |
| 1992 | 61° | 39° | 50° | — | — |
| 1991 | 68° | 53° | 61° | 0.13" | — |
| 1990 | 62° | 38° | 50° | — | — |
| 1989 | 64° | 40° | 52° | — | — |
| 1988 | 62° | 44° | 53° | 0.03" | — |
| 1987 | 56° | 46° | 51° | 2.44" | — |
| 1986 | 72° | 45° | 58° | — | — |
| 1985 | 79° | 50° | 64° | — | — |
| 1984coldest | 60° | 35° | 48° | — | — |
| 1983 | 60° | 54° | 57° | — | — |
| 1982 | 70° | 38° | 54° | — | — |
| 1981 | 72° | 42° | 57° | — | — |
| 1980 | 79° | 51° | 65° | — | — |
| 1979 | 78° | 43° | 60° | — | — |
| 1978 | 62° | 48° | 55° | 2.82" | — |
| 1977 | 69° | 42° | 56° | — | — |
| 1976 | 76° | 45° | 60° | — | — |
| 1975 | 68° | 34° | 51° | — | — |
| 1974 | 74° | 46° | 60° | — | — |
| 1973 | 70° | 42° | 56° | — | — |
| 1972 | 67° | 46° | 56° | — | — |
| 1971 | 68° | 36° | 52° | — | — |
55 years of data from CARLSBAD MCCLELLAN PALOMAR AP