Weather on February 20
Rialto, CA
55 Years of Data
Avg High
66°F
Avg Low
45°F
Warmest
1991
70°F avg
Coldest
2011
43°F avg
About This Date
February 20th in Rialto, CA typically brings mild winter weather, with average highs around 66°F and lows near 45°F. Over 49 years of records, the warmest February 20th was in 1991 (70°F average), while the coldest was 2011 (43°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 8% of February 20th dates historically, with the wettest February 20th recording 1.17" of rain.
Planning for February 20th in Rialto, CA? Great weather for outdoor activities.
Cooling Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 59° | 41° | 50° | — | — |
| 2025 | 79° | 46° | 63° | — | — |
| 2017 | 58° | 46° | 52° | — | — |
| 2016 | 72° | 49° | 60° | — | — |
| 2015 | 69° | 49° | 59° | — | — |
| 2014 | 74° | 55° | 64° | — | — |
| 2013 | 52° | 34° | 43° | — | — |
| 2012 | 58° | 43° | 50° | — | — |
| 2011coldest | 50° | 36° | 43° | — | — |
| 2010 | 53° | 44° | 49° | — | — |
| 2009 | 68° | 51° | 60° | — | — |
| 2008 | 54° | 45° | 49° | — | — |
| 2007 | 58° | 41° | 49° | — | — |
| 2006 | 59° | 32° | 46° | — | — |
| 2005 | 57° | 47° | 52° | — | — |
| 2004 | 56° | 44° | 50° | — | — |
| 2003 | 67° | 43° | 55° | — | — |
| 2002 | 71° | 43° | 57° | — | — |
| 2001 | 54° | 40° | 47° | — | — |
| 2000 | 57° | 44° | 51° | — | — |
| 1999 | 78° | 49° | 63° | — | — |
| 1998 | 61° | 41° | 51° | 0.28" | — |
| 1997 | 75° | 51° | 63° | — | — |
| 1996 | 55° | 48° | 52° | — | — |
| 1995 | 79° | 58° | 68° | — | — |
| 1994 | 54° | 43° | 48° | 1.17" | — |
| 1993 | 48° | 40° | 44° | — | — |
| 1992 | 62° | 47° | 54° | — | — |
| 1991warmest | 80° | 59° | 70° | — | — |
| 1990 | 63° | 32° | 47° | — | — |
| 1989 | 68° | 45° | 56° | — | — |
| 1988 | 78° | 40° | 59° | — | — |
| 1987 | 62° | 42° | 52° | — | — |
| 1986 | 62° | 45° | 53° | 0.03" | — |
| 1985 | 61° | 48° | 54° | — | — |
| 1984 | 74° | 41° | 57° | — | — |
| 1983 | 80° | 54° | 67° | — | — |
| 1982 | 84° | 48° | 66° | — | — |
| 1981 | 78° | 51° | 65° | — | — |
| 1980 | 59° | 49° | 54° | — | — |
| 1979 | 59° | 44° | 52° | 0.13" | — |
| 1978 | 76° | 41° | 58° | — | — |
| 1977 | 85° | 46° | 65° | — | — |
| 1976 | 67° | 44° | 55° | — | — |
| 1975 | 64° | 38° | 51° | — | — |
| 1974 | 65° | 45° | 55° | — | — |
| 1973 | 70° | 43° | 56° | — | — |
| 1972 | 79° | 45° | 62° | — | — |
| 1971 | 64° | 40° | 52° | — | — |
49 years of data from DEVORE CALIFORNIA