Weather on June 18
Riverside, CA
55 Years of Data
Avg High
88°F
Avg Low
58°F
Warmest
1981
82°F avg
Coldest
1982
58°F avg
About This Date
June 18th in Riverside, CA typically brings warm summer weather, with average highs around 88°F and lows near 58°F — a 30°F daily swing. Over 55 years of records, the warmest June 18th was in 1981 (82°F average), while the coldest was 1982 (58°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 4% of June 18th dates historically. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for June 18th in Riverside, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 98° | 65° | 81° | — | — |
| 2024 | 85° | 59° | 72° | — | — |
| 2023 | 83° | 58° | 70° | — | — |
| 2022 | 81° | 61° | 71° | — | — |
| 2021 | 93° | 67° | 80° | — | — |
| 2020 | 78° | 59° | 69° | — | — |
| 2019 | 80° | 59° | 70° | — | — |
| 2018 | 81° | 59° | 70° | — | — |
| 2017 | 98° | 64° | 81° | — | — |
| 2016 | 102° | 60° | 81° | — | — |
| 2015 | 99° | 62° | 80° | — | — |
| 2014 | 86° | 57° | 72° | — | — |
| 2013 | 87° | 61° | 74° | — | — |
| 2012 | 92° | 54° | 73° | — | — |
| 2011 | 83° | 59° | 71° | — | — |
| 2010 | 83° | 57° | 70° | — | — |
| 2009 | 90° | 58° | 74° | — | — |
| 2008 | 101° | 63° | 82° | — | — |
| 2007 | 93° | 56° | 74° | — | — |
| 2006 | 91° | 60° | 76° | — | — |
| 2005 | 81° | 57° | 69° | — | — |
| 2004 | 83° | 58° | 70° | — | — |
| 2003 | 83° | 61° | 72° | — | — |
| 2002 | 91° | 57° | 74° | — | — |
| 2001 | 96° | 56° | 76° | — | — |
| 2000 | 86° | 60° | 73° | — | — |
| 1999 | 92° | 56° | 74° | — | — |
| 1998 | 88° | 53° | 70° | — | — |
| 1997 | 93° | 61° | 77° | — | — |
| 1996 | 97° | 56° | 76° | — | — |
| 1995 | 83° | 51° | 67° | — | — |
| 1994 | 93° | 56° | 74° | — | — |
| 1993 | 99° | 58° | 78° | — | — |
| 1992 | 89° | 53° | 71° | — | — |
| 1991 | 82° | 57° | 70° | — | — |
| 1990 | 86° | 57° | 72° | — | — |
| 1989 | 104° | 60° | 82° | — | — |
| 1988 | 88° | 53° | 70° | — | — |
| 1987 | 85° | 51° | 68° | — | — |
| 1986 | 90° | 54° | 72° | — | — |
| 1985 | 93° | 59° | 76° | — | — |
| 1984 | 89° | 60° | 75° | — | — |
| 1983 | 86° | 59° | 73° | — | — |
| 1982coldest | 61° | 56° | 58° | 0.15" | — |
| 1981warmest | 103° | 61° | 82° | — | — |
| 1980 | 86° | 59° | 73° | — | — |
| 1979 | 78° | 57° | 68° | — | — |
| 1978 | 98° | 60° | 79° | — | — |
| 1977 | 90° | 54° | 72° | — | — |
| 1976 | 91° | 57° | 74° | — | — |
| 1975 | 70° | 55° | 62° | 0.08" | — |
| 1974 | 86° | 50° | 68° | — | — |
| 1973 | 81° | 53° | 67° | — | — |
| 1972 | 87° | 62° | 75° | — | — |
| 1971 | 90° | 55° | 72° | — | — |
55 years of data from RIVERSIDE CITRUS EXP