Weather on May 27
Riverside, CA
55 Years of Data
Avg High
82°F
Avg Low
55°F
Warmest
1983
79°F avg
Coldest
2019
58°F avg
About This Date
May 27th in Riverside, CA typically brings warm spring weather, with average highs around 82°F and lows near 55°F — a 27°F daily swing. Over 55 years of records, the warmest May 27th was in 1983 (79°F average), while the coldest was 2019 (58°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 27th dates historically. 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 May 27th in Riverside, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 59° | 72° | — | — |
| 2024 | 81° | 53° | 67° | — | — |
| 2023 | 76° | 55° | 65° | — | — |
| 2022 | 82° | 55° | 69° | — | — |
| 2021 | 80° | 54° | 67° | — | — |
| 2020 | 96° | 61° | 78° | — | — |
| 2019coldest | 70° | 47° | 58° | — | — |
| 2018 | 80° | 54° | 67° | — | — |
| 2017 | 79° | 56° | 67° | — | — |
| 2016 | 83° | 56° | 69° | — | — |
| 2015 | 81° | 59° | 70° | — | — |
| 2014 | 93° | 62° | 78° | — | — |
| 2013 | 83° | 55° | 69° | — | — |
| 2012 | 81° | 49° | 65° | — | — |
| 2011 | 82° | 56° | 69° | — | — |
| 2010 | 74° | 58° | 66° | — | — |
| 2009 | 85° | 57° | 71° | — | — |
| 2008 | 71° | 48° | 60° | — | — |
| 2007 | 82° | 54° | 68° | — | — |
| 2006 | 74° | 53° | 63° | — | — |
| 2005 | 81° | 55° | 68° | — | — |
| 2004 | 77° | 50° | 64° | — | — |
| 2003 | 99° | 54° | 76° | — | — |
| 2002 | 78° | 54° | 66° | — | — |
| 2001 | 70° | 60° | 65° | — | — |
| 2000 | 100° | 57° | 79° | — | — |
| 1999 | 87° | 57° | 72° | — | — |
| 1998 | 75° | 47° | 61° | — | — |
| 1997 | 96° | 60° | 78° | — | — |
| 1996 | 74° | 53° | 63° | — | — |
| 1995 | 77° | 54° | 65° | — | — |
| 1994 | 83° | 53° | 68° | — | — |
| 1993 | 82° | 54° | 68° | — | — |
| 1992 | 83° | 62° | 72° | — | — |
| 1991 | 73° | 55° | 64° | — | — |
| 1990 | 77° | 53° | 65° | — | — |
| 1989 | 84° | 55° | 70° | — | — |
| 1988 | 81° | 56° | 68° | — | — |
| 1987 | 69° | 55° | 62° | — | — |
| 1986 | 91° | 54° | 72° | — | — |
| 1985 | 79° | 51° | 65° | — | — |
| 1984 | 98° | 58° | 78° | — | — |
| 1983warmest | 96° | 62° | 79° | — | — |
| 1982 | 68° | 58° | 63° | — | — |
| 1981 | 80° | 60° | 70° | — | — |
| 1980 | 70° | 50° | 60° | — | — |
| 1979 | 80° | 61° | 70° | — | — |
| 1978 | 86° | 50° | 68° | — | — |
| 1977 | 79° | 49° | 64° | — | — |
| 1976 | 86° | 55° | 71° | — | — |
| 1975 | 81° | 56° | 68° | — | — |
| 1974 | 95° | 56° | 75° | — | — |
| 1973 | 101° | 51° | 76° | — | — |
| 1972 | 91° | 53° | 72° | — | — |
| 1971 | 69° | 49° | 59° | 0.15" | — |
55 years of data from RIVERSIDE MUNI AP