Weather on December 17
Chico, CA
55 Years of Data
Avg High
55°F
Avg Low
35°F
Warmest
1998
57°F avg
Coldest
1985
34°F avg
About This Date
December 17th in Chico, CA typically brings cool winter weather, with average highs around 55°F and lows near 35°F. Over 53 years of records, the warmest December 17th was in 1998 (57°F average), while the coldest was 1985 (34°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 28% of December 17th dates historically, with the wettest December 17th recording 5.46" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for December 17th in Chico, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 53° | 50° | 52° | — | — |
| 2024 | 57° | 44° | 51° | — | — |
| 2023 | 64° | 46° | 55° | — | — |
| 2022 | 54° | 43° | 48° | — | — |
| 2021 | 49° | 36° | 42° | — | — |
| 2020 | 53° | 45° | 49° | 1.68" | — |
| 2018 | 61° | 35° | 48° | 5.46" | — |
| 2017 | 63° | 45° | 54° | — | — |
| 2016 | 46° | 33° | 40° | — | — |
| 2015 | 45° | 41° | 43° | — | — |
| 2014 | 58° | 48° | 53° | 1.3" | — |
| 2013 | 64° | 33° | 49° | — | — |
| 2012 | 67° | 29° | 48° | 1.14" | — |
| 2011 | 56° | 35° | 45° | — | — |
| 2010 | 49° | 36° | 42° | — | — |
| 2009 | 56° | 37° | 46° | — | — |
| 2008 | 51° | 22° | 36° | — | — |
| 2007 | 55° | 33° | 44° | — | — |
| 2006 | 53° | 27° | 40° | — | — |
| 2005 | 41° | 36° | 38° | — | — |
| 2004 | 59° | 34° | 46° | 0.05" | — |
| 2003 | 55° | 33° | 44° | — | — |
| 2002 | 61° | 46° | 53° | 0.13" | — |
| 2001 | 55° | 38° | 46° | 0.91" | — |
| 2000 | 59° | 32° | 46° | — | — |
| 1999 | 57° | 28° | 43° | — | — |
| 1998warmest | 76° | 38° | 57° | — | — |
| 1997 | 51° | 43° | 47° | 0.13" | — |
| 1996 | 64° | 32° | 48° | — | — |
| 1995 | 56° | 32° | 44° | — | — |
| 1994 | 54° | 48° | 51° | — | — |
| 1993 | 47° | 27° | 37° | — | — |
| 1992 | 48° | 31° | 39° | — | — |
| 1991 | 40° | 33° | 36° | 0.15" | — |
| 1990 | 53° | 30° | 42° | — | — |
| 1989 | 61° | 30° | 45° | — | — |
| 1988 | 59° | 29° | 44° | — | — |
| 1987 | 45° | 38° | 41° | 0.97" | — |
| 1986 | 65° | 30° | 47° | — | — |
| 1985coldest | 40° | 28° | 34° | — | — |
| 1984 | 58° | 34° | 46° | 1.42" | — |
| 1983 | 47° | 31° | 39° | 0.56" | — |
| 1982 | 51° | 43° | 47° | 1.52" | — |
| 1981 | 63° | 35° | 49° | — | — |
| 1979 | 60° | 28° | 44° | — | — |
| 1978 | 53° | 28° | 41° | — | — |
| 1977 | 51° | 39° | 45° | 1.96" | — |
| 1976 | 67° | 27° | 47° | — | — |
| 1975 | 65° | 29° | 47° | — | — |
| 1974 | 49° | 41° | 45° | — | — |
| 1973 | 59° | — | — | 1.27" | — |
| 1972 | 42° | 42° | 42° | — | — |
| 1971 | 56° | 29° | 42° | — | — |
53 years of data from CHICO UNIV FARM