Weather on December 17
Modesto, CA
55 Years of Data
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° | — | — |
Modesto, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Modesto, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Modesto, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Modesto, CA
Modesto, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.