Weather on October 18
Corona, CA
55 Years of Data
Avg High
82°F
Avg Low
51°F
Warmest
2003
82°F avg
Coldest
1971
57°F avg
About This Date
October 18th in Corona, CA typically brings warm fall weather, with average highs around 82°F and lows near 51°F — a 31°F daily swing. Over 45 years of records, the warmest October 18th was in 2003 (82°F average), while the coldest was 1971 (57°F) — a 25°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for October 18th in Corona, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 44° | 67° | — | — |
| 2024 | 82° | 46° | 64° | — | — |
| 2023 | 93° | 49° | 71° | — | — |
| 2022 | 94° | 55° | 74° | — | — |
| 2021 | 69° | 45° | 57° | — | — |
| 2020 | 87° | 53° | 70° | — | — |
| 2019 | 81° | 50° | 65° | — | — |
| 2018 | 90° | 42° | 66° | — | — |
| 2017 | 88° | 53° | 70° | — | — |
| 2016 | 78° | 46° | 62° | — | — |
| 2015 | 80° | 61° | 70° | — | — |
| 2014 | 79° | 55° | 67° | — | — |
| 2013 | 87° | 36° | 61° | — | — |
| 2012 | 80° | 54° | 67° | — | — |
| 2011 | 83° | 55° | 69° | — | — |
| 2010 | 69° | 59° | 64° | — | — |
| 2009 | 90° | 58° | 74° | — | — |
| 2008 | 86° | 55° | 71° | — | — |
| 2007 | 85° | 50° | 67° | — | — |
| 2006 | 80° | 52° | 66° | — | — |
| 2005 | 67° | 53° | 60° | — | — |
| 2004 | 74° | 59° | 66° | — | — |
| 2003warmest | 100° | 65° | 82° | — | — |
| 2002 | 73° | 54° | 63° | — | — |
| 2001 | 89° | 52° | 70° | — | — |
| 2000 | 74° | 56° | 65° | — | — |
| 1999 | 86° | 51° | 69° | — | — |
| 1998 | 87° | 48° | 68° | — | — |
| 1987 | 76° | 57° | 66° | — | — |
| 1986 | 73° | 51° | 62° | — | — |
| 1985 | 79° | 54° | 66° | — | — |
| 1984 | 76° | 46° | 61° | — | — |
| 1983 | 80° | 50° | 65° | — | — |
| 1982 | 82° | 46° | 64° | — | — |
| 1981 | 90° | 45° | 67° | — | — |
| 1980 | 85° | 40° | 62° | — | — |
| 1979 | 72° | 55° | 63° | — | — |
| 1978 | 84° | 51° | 68° | — | — |
| 1977 | 79° | 50° | 64° | — | — |
| 1976 | 77° | 60° | 69° | — | — |
| 1975 | 78° | 45° | 61° | — | — |
| 1974 | 87° | 50° | 69° | — | — |
| 1973 | 95° | 49° | 72° | — | — |
| 1972 | 69° | 56° | 62° | — | — |
| 1971coldest | 76° | 39° | 57° | — | — |
45 years of data from CORONA CALIFORNIA