Weather on February 27
Rialto, CA
55 Years of Data
Avg High
67°F
Avg Low
45°F
Warmest
2026
73°F avg
Coldest
1996
38°F avg
About This Date
February 27th in Rialto, CA typically brings mild winter weather, with average highs around 67°F and lows near 45°F. Over 49 years of records, the warmest February 27th was in 2026 (73°F average), while the coldest was 1996 (38°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 4% of February 27th dates historically, with the wettest February 27th recording 5.54" of rain.
Planning for February 27th in Rialto, CA? Great weather for outdoor activities.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026warmest | 91° | 55° | 73° | — | — |
| 2025 | 84° | 51° | 68° | — | — |
| 2017 | 49° | 43° | 46° | — | — |
| 2016 | 77° | 57° | 67° | — | — |
| 2015 | 55° | 45° | 50° | — | — |
| 2014 | 65° | 50° | 57° | — | — |
| 2013 | 64° | 48° | 56° | — | — |
| 2012 | 48° | 36° | 42° | — | — |
| 2011 | 52° | 31° | 41° | — | — |
| 2010 | 50° | 42° | 46° | — | — |
| 2009 | 65° | 43° | 54° | — | — |
| 2008 | 77° | 56° | 66° | — | — |
| 2007 | 52° | 38° | 45° | — | — |
| 2006 | 65° | 47° | 56° | — | — |
| 2005 | 67° | 44° | 55° | — | — |
| 2004 | 57° | 40° | 48° | — | — |
| 2003 | 47° | 41° | 44° | — | — |
| 2002 | 80° | 59° | 70° | — | — |
| 2001 | 52° | 39° | 45° | — | — |
| 2000 | 50° | 44° | 47° | — | — |
| 1999 | 76° | 44° | 60° | — | — |
| 1998 | 69° | 39° | 54° | — | — |
| 1997 | 49° | 43° | 46° | — | — |
| 1996coldest | 46° | 31° | 38° | — | — |
| 1995 | 61° | 50° | 55° | — | — |
| 1994 | 58° | 47° | 52° | — | — |
| 1993 | 50° | 40° | 45° | — | — |
| 1992 | 76° | 59° | 67° | — | — |
| 1991 | 56° | 49° | 52° | — | — |
| 1990 | 74° | 44° | 59° | — | — |
| 1989 | 77° | 48° | 63° | — | — |
| 1988 | 73° | 56° | 64° | — | — |
| 1987 | 62° | 33° | 48° | — | — |
| 1986 | 87° | 53° | 70° | — | — |
| 1985 | 80° | 44° | 62° | — | — |
| 1984 | 76° | 42° | 59° | — | — |
| 1983 | 60° | 50° | 55° | 5.54" | — |
| 1982 | 73° | 43° | 58° | — | — |
| 1981 | 71° | 38° | 54° | — | — |
| 1980 | 85° | 47° | 66° | — | — |
| 1979 | 72° | 39° | 55° | — | — |
| 1978 | 60° | 50° | 55° | 0.2" | — |
| 1977 | 77° | 41° | 59° | — | — |
| 1976 | 81° | 45° | 63° | — | — |
| 1975 | 80° | 44° | 62° | — | — |
| 1974 | 76° | 39° | 57° | — | — |
| 1973 | 72° | 47° | 59° | — | — |
| 1972 | 87° | 46° | 67° | — | — |
| 1971 | 60° | 27° | 43° | — | — |
49 years of data from DEVORE CALIFORNIA