Weather on May 17
Riverside, CA
55 Years of Data
Avg High
81°F
Avg Low
54°F
Warmest
2008
82°F avg
Coldest
2017
57°F avg
About This Date
May 17th in Riverside, CA typically brings warm spring weather, with average highs around 81°F and lows near 54°F — a 27°F daily swing. Over 55 years of records, the warmest May 17th was in 2008 (82°F average), while the coldest was 2017 (57°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 17th dates historically. The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for May 17th in Riverside, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 55° | 62° | — | — |
| 2024 | 72° | 55° | 63° | — | — |
| 2023 | 86° | 55° | 71° | — | — |
| 2022 | 79° | 55° | 67° | — | — |
| 2021 | 67° | 56° | 61° | — | — |
| 2020 | 85° | 58° | 71° | — | — |
| 2019 | 72° | 50° | 61° | — | — |
| 2018 | 77° | 53° | 65° | — | — |
| 2017coldest | 62° | 52° | 57° | — | — |
| 2016 | 79° | 60° | 69° | — | — |
| 2015 | 75° | 53° | 64° | — | — |
| 2014 | 92° | 63° | 77° | — | — |
| 2013 | 77° | 60° | 69° | — | — |
| 2012 | 90° | 60° | 75° | — | — |
| 2011 | 69° | 51° | 60° | 0.08" | — |
| 2010 | 68° | 55° | 62° | — | — |
| 2009 | 92° | 60° | 76° | — | — |
| 2008warmest | 103° | 61° | 82° | — | — |
| 2007 | 80° | 54° | 67° | — | — |
| 2006 | 86° | 58° | 72° | — | — |
| 2005 | 76° | 57° | 66° | — | — |
| 2004 | 77° | 58° | 67° | — | — |
| 2003 | 83° | 56° | 69° | — | — |
| 2002 | 83° | 54° | 68° | — | — |
| 2001 | 85° | 55° | 70° | — | — |
| 2000 | 76° | 47° | 61° | — | — |
| 1999 | 88° | 49° | 68° | — | — |
| 1998 | 74° | 47° | 60° | — | — |
| 1997 | 90° | 61° | 75° | — | — |
| 1996 | 84° | 60° | 72° | — | — |
| 1995 | 74° | 52° | 63° | — | — |
| 1994 | 70° | 52° | 61° | 0.38" | — |
| 1993 | 83° | 59° | 71° | — | — |
| 1992 | 86° | 56° | 71° | — | — |
| 1991 | 79° | 56° | 67° | — | — |
| 1990 | 80° | 51° | 66° | — | — |
| 1989 | 74° | 54° | 64° | — | — |
| 1988 | 74° | 58° | 66° | — | — |
| 1987 | 82° | 62° | 72° | — | — |
| 1986 | 96° | 51° | 74° | — | — |
| 1985 | 77° | 51° | 64° | — | — |
| 1984 | 89° | 51° | 70° | — | — |
| 1983 | 88° | 51° | 69° | — | — |
| 1982 | 92° | 55° | 73° | — | — |
| 1981 | 86° | 46° | 66° | — | — |
| 1980 | 84° | 52° | 68° | — | — |
| 1979 | 83° | 52° | 67° | — | — |
| 1978 | 89° | 55° | 72° | — | — |
| 1977 | 73° | 44° | 59° | — | — |
| 1976 | 88° | 52° | 70° | — | — |
| 1975 | 82° | 53° | 68° | — | — |
| 1974 | 74° | 53° | 63° | — | — |
| 1973 | 85° | 53° | 69° | — | — |
| 1972 | 77° | 56° | 66° | — | — |
| 1971 | 84° | 47° | 65° | — | — |
55 years of data from RIVERSIDE MUNI AP