Weather on August 28
Riverside, CA
55 Years of Data
Avg High
97°F
Avg Low
64°F
Warmest
2017
89°F avg
Coldest
1973
70°F avg
About This Date
August 28th in Riverside, CA typically brings hot summer weather, with average highs around 97°F and lows near 64°F — a 33°F daily swing. Over 55 years of records, the warmest August 28th was in 2017 (89°F average), while the coldest was 1973 (70°F) — a 19°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for August 28th in Riverside, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 71° | 79° | — | — |
| 2024 | 93° | 61° | 77° | — | — |
| 2023 | 106° | 68° | 87° | — | — |
| 2022 | 89° | 65° | 77° | — | — |
| 2021 | 103° | 67° | 85° | — | — |
| 2020 | 99° | 67° | 83° | — | — |
| 2019 | 93° | 66° | 80° | — | — |
| 2018 | 89° | 62° | 76° | — | — |
| 2017warmest | 109° | 69° | 89° | — | — |
| 2016 | 96° | 63° | 79° | — | — |
| 2015 | 105° | 72° | 88° | — | — |
| 2014 | 99° | 67° | 83° | — | — |
| 2013 | 100° | 72° | 86° | — | — |
| 2012 | 104° | 66° | 85° | — | — |
| 2011 | 104° | 72° | 88° | — | — |
| 2010 | 81° | 59° | 70° | — | — |
| 2009 | 106° | 68° | 87° | — | — |
| 2008 | 92° | 65° | 78° | — | — |
| 2007 | 103° | 69° | 86° | — | — |
| 2006 | 100° | 59° | 80° | — | — |
| 2005 | 103° | 65° | 84° | — | — |
| 2004 | 92° | 60° | 76° | — | — |
| 2003 | 96° | 66° | 81° | — | — |
| 2002 | 88° | 59° | 73° | — | — |
| 2001 | 93° | 59° | 76° | — | — |
| 2000 | 84° | 64° | 74° | — | — |
| 1999 | 100° | 62° | 81° | — | — |
| 1998 | 103° | 62° | 82° | — | — |
| 1997 | 96° | 62° | 79° | — | — |
| 1996 | 107° | 62° | 85° | — | — |
| 1995 | 103° | 62° | 82° | — | — |
| 1994 | 98° | 66° | 82° | — | — |
| 1993 | 94° | 65° | 79° | — | — |
| 1992 | 100° | 64° | 82° | — | — |
| 1991 | 92° | 58° | 75° | — | — |
| 1990 | 101° | 61° | 81° | — | — |
| 1989 | 92° | 57° | 74° | — | — |
| 1988 | 98° | 68° | 83° | — | — |
| 1987 | 100° | 61° | 80° | — | — |
| 1986 | 98° | 62° | 80° | — | — |
| 1985 | 103° | 66° | 84° | — | — |
| 1984 | 100° | 68° | 84° | — | — |
| 1983 | 101° | 61° | 81° | — | — |
| 1982 | 92° | 68° | 80° | — | — |
| 1981 | 108° | 69° | 88° | — | — |
| 1980 | 93° | 57° | 75° | — | — |
| 1979 | 88° | 64° | 76° | — | — |
| 1978 | 95° | 60° | 78° | — | — |
| 1977 | 91° | 62° | 77° | — | — |
| 1976 | 103° | 63° | 83° | — | — |
| 1975 | 91° | 53° | 72° | — | — |
| 1974 | 93° | 54° | 73° | — | — |
| 1973coldest | 87° | 53° | 70° | — | — |
| 1972 | 97° | 62° | 79° | — | — |
| 1971 | 101° | 64° | 82° | — | — |
55 years of data from RIVERSIDE MUNI AP