Weather on August 16
Riverside, CA
55 Years of Data
Avg High
94°F
Avg Low
64°F
Warmest
2015
89°F avg
Coldest
1975
71°F avg
About This Date
August 16th in Riverside, CA typically brings hot summer weather, with average highs around 94°F and lows near 64°F — a 30°F daily swing. Over 55 years of records, the warmest August 16th was in 2015 (89°F average), while the coldest was 1975 (71°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 16th dates historically. The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for August 16th in Riverside, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 62° | 74° | — | — |
| 2024 | 99° | 65° | 82° | — | — |
| 2023 | 105° | 73° | 89° | — | — |
| 2022 | 102° | 68° | 85° | — | — |
| 2021 | 98° | 69° | 84° | — | — |
| 2020 | 102° | 73° | 88° | — | — |
| 2019 | 97° | 61° | 79° | — | — |
| 2018 | 94° | 68° | 81° | — | — |
| 2017 | 86° | 61° | 73° | — | — |
| 2016 | 105° | 65° | 85° | — | — |
| 2015warmest | 107° | 71° | 89° | — | — |
| 2014 | 99° | 67° | 83° | — | — |
| 2013 | 98° | 66° | 82° | — | — |
| 2012 | 103° | 74° | 88° | — | — |
| 2011 | 97° | 61° | 79° | — | — |
| 2010 | 100° | 66° | 83° | — | — |
| 2009 | 87° | 61° | 74° | — | — |
| 2008 | 94° | 66° | 80° | — | — |
| 2007 | 103° | 71° | 87° | — | — |
| 2006 | 86° | 56° | 71° | — | — |
| 2005 | 86° | 60° | 73° | — | — |
| 2004 | 93° | 62° | 78° | — | — |
| 2003 | 100° | 67° | 83° | — | — |
| 2002 | 86° | 60° | 73° | — | — |
| 2001 | 99° | 61° | 80° | — | — |
| 2000 | 101° | 67° | 84° | — | — |
| 1999 | 96° | 56° | 76° | — | — |
| 1998 | 91° | 66° | 79° | — | — |
| 1997 | 83° | 65° | 74° | — | — |
| 1996 | 100° | 70° | 85° | — | — |
| 1995 | 91° | 60° | 76° | — | — |
| 1994 | 101° | 70° | 85° | — | — |
| 1993 | 87° | 59° | 73° | — | — |
| 1992 | 106° | 71° | 88° | — | — |
| 1991 | 92° | 64° | 78° | — | — |
| 1990 | 87° | 74° | 80° | — | — |
| 1989 | 90° | 59° | 74° | — | — |
| 1988 | 93° | 58° | 75° | — | — |
| 1987 | 90° | 55° | 72° | — | — |
| 1986 | 95° | 55° | 75° | — | — |
| 1985 | 90° | 59° | 74° | — | — |
| 1984 | 99° | 67° | 83° | — | — |
| 1983 | 93° | 76° | 84° | 0.13" | — |
| 1982 | 90° | 57° | 73° | — | — |
| 1981 | 94° | 66° | 80° | — | — |
| 1980 | 86° | 65° | 75° | — | — |
| 1979 | 92° | 59° | 75° | — | — |
| 1978 | 91° | 56° | 73° | — | — |
| 1977 | 90° | 75° | 82° | 0.23" | — |
| 1976 | 82° | 60° | 71° | — | — |
| 1975coldest | 89° | 53° | 71° | — | — |
| 1974 | 91° | 55° | 73° | — | — |
| 1973 | 96° | 64° | 80° | — | — |
| 1972 | 89° | 55° | 72° | — | — |
| 1971 | 95° | 65° | 80° | — | — |
55 years of data from RIVERSIDE MUNI AP