Weather on May 31
Chico, CA
55 Years of Data
Avg High
85°F
Avg Low
56°F
Warmest
2021
88°F avg
Coldest
1971
53°F avg
About This Date
May 31st in Chico, CA typically brings warm spring weather, with average highs around 85°F and lows near 56°F — a 29°F daily swing. Over 55 years of records, the warmest May 31st was in 2021 (88°F average), while the coldest was 1971 (53°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 31st dates historically, with the wettest May 31st recording 1.6" 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 May 31st in Chico, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 80° | 88° | — | — |
| 2024 | 95° | 51° | 73° | — | — |
| 2023 | 80° | 53° | 67° | — | — |
| 2022 | 81° | 59° | 70° | — | — |
| 2021warmest | 101° | 75° | 88° | — | — |
| 2020 | 74° | 57° | 65° | — | — |
| 2019 | 84° | 59° | 72° | 0.46" | — |
| 2018 | 68° | 49° | 58° | — | — |
| 2017 | 80° | 60° | 70° | 0.38" | — |
| 2016 | 99° | 57° | 78° | — | — |
| 2015 | 83° | 63° | 73° | — | — |
| 2014 | 82° | 56° | 69° | — | — |
| 2013 | 95° | 50° | 73° | — | — |
| 2012 | 95° | 57° | 76° | — | — |
| 2011 | 58° | 53° | 55° | — | — |
| 2010 | 77° | 61° | 69° | — | — |
| 2009 | 85° | 57° | 71° | — | — |
| 2008 | 80° | 56° | 68° | — | — |
| 2007 | 86° | 55° | 71° | — | — |
| 2006 | 88° | 51° | 69° | — | — |
| 2005 | 90° | 60° | 75° | — | — |
| 2004 | 92° | 56° | 74° | — | — |
| 2003 | 89° | 55° | 72° | — | — |
| 2002 | 98° | 67° | 82° | — | — |
| 2001 | 102° | 53° | 78° | — | — |
| 2000 | 82° | 55° | 69° | — | — |
| 1999 | 81° | 55° | 68° | — | — |
| 1998 | 79° | 52° | 65° | — | — |
| 1997 | 94° | 65° | 79° | — | — |
| 1996 | 83° | 56° | 69° | — | — |
| 1995 | 90° | 59° | 74° | — | — |
| 1994 | 92° | 56° | 74° | — | — |
| 1993 | 75° | 61° | 68° | 1.6" | — |
| 1992 | 95° | 63° | 79° | — | — |
| 1991 | 76° | 48° | 62° | — | — |
| 1990 | 63° | 51° | 57° | 0.13" | — |
| 1989 | 84° | 49° | 66° | — | — |
| 1988 | 77° | 47° | 62° | — | — |
| 1987 | 79° | 55° | 67° | — | — |
| 1986 | 92° | 62° | 77° | — | — |
| 1985 | 79° | 53° | 66° | — | — |
| 1984 | 94° | 62° | 78° | — | — |
| 1983 | 76° | 52° | 64° | — | — |
| 1982 | 78° | 48° | 63° | — | — |
| 1981 | 94° | 59° | 76° | — | — |
| 1980 | 75° | 48° | 62° | — | — |
| 1979 | 91° | 51° | 71° | — | — |
| 1978 | 88° | 55° | 71° | — | — |
| 1977 | 92° | 55° | 73° | — | — |
| 1976 | 74° | 51° | 62° | — | — |
| 1975 | 91° | 65° | 78° | — | — |
| 1974 | 88° | 52° | 70° | — | — |
| 1973 | 89° | 61° | 75° | — | — |
| 1972 | 93° | 55° | 74° | — | — |
| 1971coldest | 63° | 43° | 53° | — | — |
55 years of data from CHICO UNIV FARM