Weather on December 31
Chico, CA
55 Years of Data
Avg High
54°F
Avg Low
36°F
Warmest
2005
58°F avg
Coldest
1994
32°F avg
About This Date
December 31st in Chico, CA typically brings cool winter weather, with average highs around 54°F and lows near 36°F. Over 52 years of records, the warmest December 31st was in 2005 (58°F average), while the coldest was 1994 (32°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 21% of December 31st dates historically, with the wettest December 31st recording 6.55" 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 31st in Chico, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 45° | 51° | — | — |
| 2024 | 50° | 43° | 46° | — | — |
| 2022 | 54° | 46° | 50° | — | — |
| 2021 | 51° | 30° | 41° | — | — |
| 2020 | 57° | 39° | 48° | — | — |
| 2018 | 52° | 39° | 45° | — | — |
| 2017 | 64° | 50° | 57° | — | — |
| 2016 | 56° | 40° | 48° | — | — |
| 2015 | 48° | 36° | 42° | — | — |
| 2014 | 52° | 34° | 43° | — | — |
| 2013 | 67° | 37° | 52° | — | — |
| 2012 | 51° | 27° | 39° | — | — |
| 2011 | 61° | 37° | 49° | — | — |
| 2010 | 47° | 26° | 36° | — | — |
| 2009 | 54° | 42° | 48° | — | — |
| 2008 | 52° | 32° | 42° | — | — |
| 2007 | 56° | 30° | 43° | — | — |
| 2006 | 61° | 34° | 47° | — | — |
| 2005warmest | 65° | 51° | 58° | — | — |
| 2004 | 50° | 41° | 46° | — | — |
| 2003 | 52° | 43° | 47° | — | — |
| 2002 | 55° | 45° | 50° | 2.13" | — |
| 2001 | 57° | 53° | 55° | 6.55" | — |
| 2000 | 62° | 28° | 45° | — | — |
| 1999 | 57° | 28° | 43° | — | — |
| 1998 | 55° | 33° | 44° | — | — |
| 1997 | 54° | 31° | 42° | — | — |
| 1996 | 60° | 52° | 56° | 3.51" | — |
| 1995 | 54° | 50° | 52° | 0.13" | — |
| 1994coldest | 34° | 30° | 32° | — | — |
| 1993 | 58° | 34° | 46° | — | — |
| 1992 | 51° | 38° | 44° | 0.43" | — |
| 1991 | 55° | 35° | 45° | 0.05" | — |
| 1990 | 52° | 21° | 36° | — | — |
| 1989 | 66° | 44° | 55° | — | — |
| 1988 | 41° | 37° | 39° | 1.4" | — |
| 1987 | 47° | 24° | 35° | — | — |
| 1986 | 44° | 37° | 41° | 0.61" | — |
| 1985 | 53° | 27° | 40° | — | — |
| 1984 | 42° | 30° | 36° | — | — |
| 1983 | 59° | 40° | 49° | — | — |
| 1982 | 52° | 36° | 44° | — | — |
| 1981 | 50° | 43° | 46° | 0.33" | — |
| 1979 | — | 36° | — | 0.43" | — |
| 1978 | 50° | 34° | 42° | — | — |
| 1977 | 57° | 34° | 45° | — | — |
| 1976 | 48° | 28° | 38° | 0.1" | — |
| 1975 | 54° | 29° | 41° | — | — |
| 1974 | 55° | 26° | 41° | — | — |
| 1973 | 54° | 38° | 46° | — | — |
| 1972 | 56° | 27° | 41° | — | — |
| 1971 | 58° | 30° | 44° | — | — |
52 years of data from CHICO UNIV FARM