Weather on May 20
Corona, CA
55 Years of Data
Avg High
81°F
Avg Low
53°F
Warmest
1984
78°F avg
Coldest
1972
56°F avg
About This Date
May 20th in Corona, CA typically brings warm spring weather, with average highs around 81°F and lows near 53°F — a 28°F daily swing. Over 45 years of records, the warmest May 20th was in 1984 (78°F average), while the coldest was 1972 (56°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 20th dates historically. The last decade has been 4.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.9°F cooler on this date compared to 20-30 years ago.
Planning for May 20th in Corona, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 50° | 71° | — | — |
| 2024 | 72° | 52° | 62° | — | — |
| 2023 | 81° | 61° | 71° | — | — |
| 2022 | 71° | 57° | 64° | 0.03" | — |
| 2021 | 72° | 55° | 63° | — | — |
| 2020 | 78° | 45° | 61° | — | — |
| 2019 | 71° | 50° | 61° | — | — |
| 2018 | 71° | 59° | 65° | — | — |
| 2017 | 96° | 45° | 70° | — | — |
| 2016 | 73° | 56° | 64° | — | — |
| 2015 | 74° | 50° | 62° | — | — |
| 2014 | 71° | 50° | 61° | — | — |
| 2013 | 89° | 47° | 68° | — | — |
| 2012 | 97° | 57° | 77° | — | — |
| 2011 | 77° | 52° | 64° | — | — |
| 2010 | 83° | 54° | 68° | — | — |
| 2009 | 90° | 57° | 73° | — | — |
| 2008 | 81° | 60° | 70° | — | — |
| 2007 | 76° | 53° | 64° | — | — |
| 2006 | 82° | 59° | 71° | — | — |
| 2005 | 96° | 61° | 78° | — | — |
| 2004 | 75° | 55° | 65° | — | — |
| 2003 | 95° | 59° | 77° | — | — |
| 2002 | 69° | 51° | 60° | — | — |
| 2001 | 81° | 57° | 69° | — | — |
| 2000 | 98° | 56° | 77° | — | — |
| 1999 | 75° | 55° | 65° | — | — |
| 1988 | 98° | 49° | 73° | — | — |
| 1987 | 69° | 56° | 62° | — | — |
| 1986 | 85° | 54° | 69° | — | — |
| 1985 | 79° | 50° | 64° | — | — |
| 1984warmest | 103° | 54° | 78° | — | — |
| 1983 | 92° | 50° | 71° | — | — |
| 1982 | 80° | 48° | 64° | — | — |
| 1981 | 72° | 48° | 60° | — | — |
| 1980 | 80° | 58° | 69° | — | — |
| 1979 | 73° | 54° | 63° | 0.03" | — |
| 1978 | 88° | 54° | 71° | — | — |
| 1977 | 85° | 45° | 65° | — | — |
| 1976 | 78° | 51° | 65° | — | — |
| 1975 | 64° | 51° | 58° | — | — |
| 1974 | 79° | 40° | 59° | — | — |
| 1973 | 70° | 55° | 62° | — | — |
| 1972coldest | 68° | 45° | 56° | 0.08" | — |
| 1971 | 84° | 48° | 66° | — | — |
45 years of data from CORONA CALIFORNIA