Weather on October 4
Corona, CA
55 Years of Data
Avg High
85°F
Avg Low
54°F
Warmest
1987
86°F avg
Coldest
2009
61°F avg
About This Date
October 4th in Corona, CA typically brings warm fall weather, with average highs around 85°F and lows near 54°F — a 31°F daily swing. Over 45 years of records, the warmest October 4th was in 1987 (86°F average), while the coldest was 2009 (61°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 4% of October 4th dates historically. 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 October 4th in Corona, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 48° | 64° | — | — |
| 2024 | 94° | 56° | 75° | — | — |
| 2023 | 96° | 49° | 72° | — | — |
| 2022 | 87° | 56° | 71° | — | — |
| 2021 | 93° | 55° | 74° | — | — |
| 2020 | 97° | 53° | 75° | — | — |
| 2019 | 83° | 46° | 64° | — | — |
| 2018 | 79° | 62° | 70° | 0.3" | — |
| 2017 | 85° | 46° | 65° | — | — |
| 2016 | 79° | 45° | 62° | — | — |
| 2015 | 70° | 57° | 63° | 0.1" | — |
| 2014 | 100° | 45° | 72° | — | — |
| 2013 | 87° | 46° | 67° | — | — |
| 2012 | 83° | 53° | 68° | — | — |
| 2011 | 71° | 56° | 63° | — | — |
| 2010 | 72° | 58° | 65° | — | — |
| 2009coldest | 72° | 51° | 61° | — | — |
| 2008 | 73° | 59° | 66° | — | — |
| 2007 | 84° | 57° | 71° | — | — |
| 2006 | 81° | 53° | 67° | — | — |
| 2005 | 88° | 53° | 70° | — | — |
| 2004 | 82° | 57° | 70° | — | — |
| 2003 | 79° | 56° | 67° | — | — |
| 2002 | 85° | 51° | 68° | — | — |
| 2001 | 87° | 60° | 74° | — | — |
| 2000 | 70° | 61° | 65° | — | — |
| 1999 | 89° | 51° | 70° | — | — |
| 1998 | 78° | 53° | 66° | — | — |
| 1987warmest | 108° | 64° | 86° | — | — |
| 1986 | 88° | 49° | 68° | — | — |
| 1985 | 97° | 60° | 78° | — | — |
| 1984 | 78° | 53° | 66° | — | — |
| 1983 | 82° | 57° | 70° | — | — |
| 1982 | 84° | 52° | 68° | — | — |
| 1981 | 78° | 53° | 66° | — | — |
| 1980 | 90° | 56° | 73° | — | — |
| 1979 | 92° | 58° | 75° | — | — |
| 1978 | 87° | 63° | 75° | — | — |
| 1977 | 92° | 53° | 72° | — | — |
| 1976 | 87° | 52° | 69° | — | — |
| 1975 | 100° | 55° | 78° | — | — |
| 1974 | 73° | 59° | 66° | — | — |
| 1973 | 89° | 43° | 66° | — | — |
| 1972 | 78° | 54° | 66° | — | — |
| 1971 | 93° | 62° | 78° | — | — |
45 years of data from CORONA CALIFORNIA