Weather on May 9
Chico, CA
55 Years of Data
Avg High
79°F
Avg Low
51°F
Warmest
2020
80°F avg
Coldest
1983
47°F avg
About This Date
May 9th in Chico, CA typically brings pleasant spring weather, with average highs around 79°F and lows near 51°F — a 28°F daily swing. Over 55 years of records, the warmest May 9th was in 2020 (80°F average), while the coldest was 1983 (47°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 16% of May 9th dates historically, with the wettest May 9th recording 1.5" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for May 9th in Chico, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 69° | 78° | — | — |
| 2024 | 81° | 48° | 64° | — | — |
| 2023 | 70° | 44° | 57° | — | — |
| 2022 | 55° | 39° | 47° | — | — |
| 2021 | 80° | 58° | 69° | — | — |
| 2020warmest | 89° | 72° | 80° | — | — |
| 2019 | 87° | 54° | 70° | — | — |
| 2018 | 88° | 53° | 70° | — | — |
| 2017 | 88° | 51° | 69° | — | — |
| 2016 | 73° | 57° | 65° | 0.64" | — |
| 2015 | 76° | 54° | 65° | — | — |
| 2014 | 68° | 52° | 60° | — | — |
| 2013 | 83° | 56° | 69° | — | — |
| 2012 | 95° | 52° | 73° | — | — |
| 2011 | 93° | 43° | 68° | 1.5" | — |
| 2010 | 66° | 51° | 59° | — | — |
| 2009 | 87° | 50° | 69° | — | — |
| 2008 | 64° | 54° | 59° | — | — |
| 2007 | 92° | 65° | 78° | — | — |
| 2006 | 87° | 56° | 71° | — | — |
| 2005 | 73° | 55° | 64° | — | — |
| 2004 | 81° | 47° | 64° | — | — |
| 2003 | 65° | 40° | 52° | 0.23" | — |
| 2002 | 82° | 48° | 65° | — | — |
| 2001 | 97° | 59° | 78° | — | — |
| 2000 | 77° | 46° | 62° | — | — |
| 1999 | 75° | 39° | 57° | — | — |
| 1998 | 64° | 51° | 58° | 0.1" | — |
| 1997 | 88° | 54° | 71° | — | — |
| 1996 | 76° | 43° | 59° | — | — |
| 1995 | 70° | 51° | 60° | — | — |
| 1994 | 80° | 51° | 66° | 0.08" | — |
| 1993 | 76° | 45° | 60° | — | — |
| 1992 | 94° | 62° | 78° | — | — |
| 1991 | 71° | 46° | 59° | — | — |
| 1990 | 85° | 49° | 67° | — | — |
| 1989 | 90° | 55° | 72° | — | — |
| 1988 | 64° | 46° | 55° | 0.03" | — |
| 1987 | 93° | 65° | 79° | — | — |
| 1986 | 79° | 48° | 63° | — | — |
| 1985 | 71° | 48° | 60° | — | — |
| 1984 | 88° | 56° | 72° | — | — |
| 1983coldest | 51° | 42° | 47° | — | — |
| 1982 | 88° | 53° | 70° | — | — |
| 1981 | 83° | 56° | 69° | — | — |
| 1980 | 85° | 51° | 68° | 0.64" | — |
| 1979 | 68° | 45° | 56° | — | — |
| 1978 | 85° | 53° | 69° | — | — |
| 1977 | 74° | 50° | 62° | 0.89" | — |
| 1976 | 83° | 52° | 67° | — | — |
| 1975 | 78° | 48° | 63° | — | — |
| 1974 | 90° | 54° | 72° | — | — |
| 1973 | 76° | 53° | 64° | — | — |
| 1972 | 82° | 44° | 63° | — | — |
| 1971 | 78° | 48° | 63° | 0.13" | — |
55 years of data from CHICO UNIV FARM