Weather on May 14
Rialto, CA
55 Years of Data
About This Date
May 14th in Rialto, CA typically brings pleasant spring weather, with average highs around 79°F and lows near 54°F — a 25°F daily swing. Over 49 years of records, the warmest May 14th was in 2014 (80°F average), while the coldest was 1995 (48°F) — a 32°F range across recorded history. This date has historically been dry, with little recorded precipitation.
Planning for May 14th in Rialto, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 81° | 55° | 68° | — | — |
| 2025 | 77° | 54° | 65° | — | — |
| 2017 | 69° | 49° | 59° | — | — |
| 2016 | 73° | 56° | 64° | — | — |
| 2015 | 56° | 48° | 52° | — | — |
| 2014warmest | 89° | 71° | 80° | — | — |
| 2013 | 86° | 58° | 72° | — | — |
| 2012 | 82° | 55° | 69° | — | — |
| 2011 | 66° | 52° | 59° | — | — |
| 2010 | 77° | 51° | 64° | — | — |
| 2009 | 85° | 55° | 70° | — | — |
| 2008 | 90° | 54° | 72° | — | — |
| 2007 | 79° | 49° | 64° | — | — |
| 2006 | 86° | 56° | 71° | — | — |
| 2005 | 90° | 63° | 76° | — | — |
| 2004 | 90° | 61° | 75° | — | — |
| 2003 | 65° | 49° | 57° | — | — |
| 2002 | 86° | 55° | 71° | — | — |
| 2001 | 80° | 48° | 64° | — | — |
| 2000 | 79° | 50° | 64° | — | — |
| 1999 | 71° | 49° | 60° | — | — |
| 1998 | 50° | 50° | 50° | — | — |
| 1997 | 88° | 52° | 70° | — | — |
| 1996 | 82° | 54° | 68° | — | — |
| 1995coldest | 49° | 48° | 48° | — | — |
| 1994 | 81° | 57° | 69° | — | — |
| 1993 | 87° | 59° | 73° | — | — |
| 1992 | 75° | 53° | 64° | — | — |
| 1991 | 69° | 48° | 59° | — | — |
| 1990 | 66° | 56° | 61° | — | — |
| 1989 | 63° | 52° | 57° | — | — |
| 1988 | 90° | 56° | 73° | — | — |
| 1987 | 89° | 58° | 73° | — | — |
| 1986 | 69° | 54° | 61° | — | — |
| 1985 | 90° | 53° | 71° | — | — |
| 1984 | 88° | 60° | 74° | — | — |
| 1983 | 81° | 56° | 68° | — | — |
| 1982 | 76° | 50° | 63° | — | — |
| 1981 | 78° | 58° | 68° | — | — |
| 1980 | 68° | 54° | 61° | — | — |
| 1979 | 95° | 57° | 76° | — | — |
| 1978 | 90° | 59° | 74° | — | — |
| 1977 | 64° | 53° | 59° | — | — |
| 1976 | 97° | 59° | 78° | — | — |
| 1975 | 84° | 55° | 70° | — | — |
| 1974 | 66° | 54° | 60° | — | — |
| 1973 | 78° | 55° | 67° | — | — |
| 1972 | 100° | 51° | 76° | — | — |
| 1971 | 85° | 53° | 69° | — | — |
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
Rialto, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.