Weather on June 22
Rialto, CA
55 Years of Data
About This Date
June 22nd in Rialto, CA typically brings hot summer weather, with average highs around 90°F and lows near 59°F — a 31°F daily swing. Over 49 years of records, the warmest June 22nd was in 2008 (87°F average), while the coldest was 2003 (58°F) — a 29°F range across recorded history. This date has historically been dry, with little recorded precipitation.
Planning for June 22nd in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 93° | 58° | 76° | — | — |
| 2025 | 84° | 59° | 72° | — | — |
| 2017 | 92° | 66° | 79° | — | — |
| 2016 | 92° | 67° | 79° | — | — |
| 2015 | 93° | 67° | 80° | — | — |
| 2014 | 87° | 58° | 72° | — | — |
| 2013 | 83° | 57° | 70° | — | — |
| 2012 | 81° | 55° | 68° | — | — |
| 2011 | 93° | 65° | 79° | — | — |
| 2010 | 82° | 51° | 67° | — | — |
| 2009 | 81° | 52° | 66° | — | — |
| 2008warmest | 99° | 75° | 87° | — | — |
| 2007 | 95° | 64° | 80° | — | — |
| 2006 | 96° | 61° | 78° | — | — |
| 2005 | 94° | 62° | 78° | — | — |
| 2004 | 85° | 54° | 69° | — | — |
| 2003coldest | 63° | 54° | 58° | — | — |
| 2002 | 89° | 52° | 70° | — | — |
| 2001 | 95° | 66° | 81° | — | — |
| 2000 | 92° | 61° | 76° | — | — |
| 1999 | 90° | 51° | 70° | — | — |
| 1998 | 84° | 52° | 68° | — | — |
| 1997 | 83° | 57° | 70° | — | — |
| 1996 | 81° | 56° | 68° | — | — |
| 1995 | 94° | 56° | 75° | — | — |
| 1994 | 101° | 62° | 81° | — | — |
| 1993 | 80° | 53° | 67° | — | — |
| 1992 | 90° | 64° | 77° | — | — |
| 1991 | 75° | 50° | 63° | — | — |
| 1990 | 92° | 59° | 75° | — | — |
| 1989 | 95° | 61° | 78° | — | — |
| 1988 | 90° | 57° | 73° | — | — |
| 1987 | 91° | 56° | 73° | — | — |
| 1986 | 89° | 58° | 73° | — | — |
| 1985 | 93° | 57° | 75° | — | — |
| 1984 | 92° | 57° | 74° | — | — |
| 1983 | 87° | 52° | 69° | — | — |
| 1982 | 76° | 58° | 67° | — | — |
| 1981 | 102° | 67° | 84° | — | — |
| 1980 | 93° | 56° | 74° | — | — |
| 1979 | 93° | 55° | 74° | — | — |
| 1978 | 101° | 62° | 81° | — | — |
| 1977 | 92° | 57° | 74° | — | — |
| 1976 | 93° | 56° | 74° | — | — |
| 1975 | 90° | 55° | 72° | — | — |
| 1974 | 98° | 57° | 78° | — | — |
| 1973 | 106° | 63° | 84° | — | — |
| 1972 | 78° | 60° | 69° | — | — |
| 1971 | 100° | 59° | 80° | — | — |
Rialto, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Rialto, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rialto, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Rialto, CA
Most pleasant months in Rialto, CA: January, February, March, April, May, October, November, December.
What to expect on June 22nd
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
June 22nd outlook →