Weather on December 17
Modesto, CA
55 Years of Data
Avg High
55°F
Avg Low
38°F
Warmest
1983
54°F avg
Coldest
1985
37°F avg
About This Date
December 17th in Modesto, CA typically brings cool winter weather, with average highs around 55°F and lows near 38°F. Over 55 years of records, the warmest December 17th was in 1983 (54°F average), while the coldest was 1985 (37°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 29% of December 17th dates historically, with the wettest December 17th recording 1.7" 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 December 17th in Modesto, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 43° | 52° | — | — |
| 2024 | 51° | 43° | 47° | — | — |
| 2023 | 58° | 38° | 48° | 0.2" | — |
| 2022 | 52° | 29° | 41° | — | — |
| 2021 | 49° | 33° | 41° | — | — |
| 2020 | 58° | 45° | 51° | 0.64" | — |
| 2019 | 54° | 37° | 45° | — | — |
| 2018 | 61° | 47° | 54° | 1.32" | — |
| 2017 | 59° | 34° | 46° | — | — |
| 2016 | 51° | 34° | 42° | — | — |
| 2015 | 56° | 32° | 44° | — | — |
| 2014 | 60° | 45° | 52° | 0.08" | — |
| 2013 | 63° | 35° | 49° | — | — |
| 2012 | 57° | 49° | 53° | 0.41" | — |
| 2011 | 52° | 31° | 41° | — | — |
| 2010 | 55° | 45° | 50° | 1.19" | — |
| 2009 | 54° | 45° | 49° | — | — |
| 2008 | 50° | 31° | 40° | — | — |
| 2007 | 56° | 45° | 50° | 0.08" | — |
| 2006 | 53° | 32° | 43° | — | — |
| 2005 | 49° | 42° | 45° | 0.36" | — |
| 2004 | 54° | 36° | 45° | — | — |
| 2003 | 54° | 33° | 43° | — | — |
| 2002 | 56° | 40° | 48° | 0.51" | — |
| 2001 | 49° | 39° | 44° | 0.51" | — |
| 2000 | 59° | 36° | 47° | — | — |
| 1999 | 60° | 31° | 45° | — | — |
| 1998 | 65° | 40° | 52° | — | — |
| 1997 | 50° | 43° | 46° | — | — |
| 1996 | 58° | 43° | 50° | — | — |
| 1995 | 57° | 36° | 46° | — | — |
| 1994 | 47° | 41° | 44° | — | — |
| 1993 | 45° | 39° | 42° | — | — |
| 1992 | 48° | 40° | 44° | 0.94" | — |
| 1991 | 49° | 34° | 41° | — | — |
| 1990 | 52° | 34° | 43° | — | — |
| 1989 | 57° | 34° | 45° | — | — |
| 1988 | 54° | 40° | 47° | — | — |
| 1987 | 56° | 41° | 48° | — | — |
| 1986 | 59° | 35° | 47° | — | — |
| 1985coldest | 42° | 32° | 37° | — | — |
| 1984 | 51° | 31° | 41° | — | — |
| 1983warmest | 57° | 52° | 54° | — | — |
| 1982 | 59° | 47° | 53° | 0.18" | — |
| 1981 | 51° | 40° | 45° | — | — |
| 1980 | 63° | 35° | 49° | — | — |
| 1979 | 50° | 35° | 43° | — | — |
| 1978 | 57° | 44° | 51° | 0.84" | — |
| 1977 | 55° | 40° | 47° | 1.7" | — |
| 1976 | 58° | 30° | 44° | — | — |
| 1975 | 58° | 29° | 43° | — | — |
| 1974 | 61° | 41° | 51° | — | — |
| 1973 | 60° | 43° | 51° | 0.13" | — |
| 1972 | 49° | 39° | 44° | 0.84" | — |
| 1971 | 53° | 28° | 41° | — | — |
55 years of data from MODESTO AP