Weather on March 31
West Covina, CA
55 Years of Data
Avg High
75°F
Avg Low
49°F
Warmest
2011
78°F avg
Coldest
1998
48°F avg
About This Date
March 31st in West Covina, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 49°F — a 26°F daily swing. Over 56 years of records, the warmest March 31st was in 2011 (78°F average), while the coldest was 1998 (48°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 2% of March 31st dates historically, with the wettest March 31st recording 1.37" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for March 31st in West Covina, CA? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 70° | 59° | 64° | — | — |
| 2025 | 68° | 52° | 60° | — | — |
| 2024 | 60° | 48° | 54° | — | — |
| 2023 | 66° | 45° | 55° | — | — |
| 2022 | 65° | 55° | 60° | — | — |
| 2021 | 89° | 49° | 69° | — | — |
| 2020 | 80° | 52° | 66° | — | — |
| 2019 | 86° | 62° | 74° | — | — |
| 2018 | 80° | 51° | 66° | — | — |
| 2017 | 74° | 52° | 63° | — | — |
| 2016 | 75° | 44° | 60° | — | — |
| 2015 | 82° | 51° | 67° | — | — |
| 2014 | 74° | 49° | 61° | — | — |
| 2013 | 70° | 51° | 60° | — | — |
| 2012 | 64° | 47° | 55° | — | — |
| 2011warmest | 98° | 58° | 78° | — | — |
| 2010 | 66° | 48° | 57° | — | — |
| 2009 | 80° | 48° | 64° | — | — |
| 2008 | 68° | 44° | 56° | — | — |
| 2007 | 84° | 46° | 65° | — | — |
| 2006 | 61° | 47° | 54° | — | — |
| 2005 | 83° | 50° | 66° | — | — |
| 2004 | 77° | 49° | 63° | — | — |
| 2003 | 94° | 61° | 77° | — | — |
| 2002 | 75° | 48° | 62° | — | — |
| 2001 | 74° | 54° | 64° | — | — |
| 2000 | 79° | 57° | 68° | — | — |
| 1999 | 63° | 47° | 55° | — | — |
| 1998coldest | 54° | 42° | 48° | — | — |
| 1997 | 72° | 53° | 62° | — | — |
| 1996 | 81° | 44° | 62° | — | — |
| 1995 | 84° | 54° | 69° | — | — |
| 1994 | 78° | 49° | 63° | — | — |
| 1993 | 76° | 48° | 62° | — | — |
| 1992 | 69° | 51° | 60° | — | — |
| 1991 | 80° | 48° | 64° | — | — |
| 1990 | 70° | 46° | 58° | — | — |
| 1989 | 88° | 53° | 70° | — | — |
| 1988 | 79° | 49° | 64° | — | — |
| 1987 | 85° | 46° | 65° | — | — |
| 1986 | 72° | 56° | 64° | — | — |
| 1985 | 84° | 44° | 64° | — | — |
| 1984 | 70° | 44° | 57° | — | — |
| 1983 | 84° | 50° | 67° | — | — |
| 1982 | 67° | 40° | 53° | — | — |
| 1981 | 77° | 45° | 61° | — | — |
| 1980 | 66° | 48° | 57° | — | — |
| 1979 | 77° | 42° | 60° | — | — |
| 1978 | 70° | 54° | 62° | 1.37" | — |
| 1977 | 65° | 36° | 50° | — | — |
| 1976 | 78° | 47° | 62° | — | — |
| 1975 | 73° | 45° | 59° | — | — |
| 1974 | 71° | 46° | 59° | — | — |
| 1973 | 66° | 47° | 56° | — | — |
| 1972 | 80° | 42° | 61° | — | — |
| 1971 | 75° | 51° | 63° | — | — |
56 years of data from SANTA FE DAM CALIFORNIA