Weather on December 30
West Covina, CA
55 Years of Data
Avg High
68°F
Avg Low
45°F
Warmest
1997
69°F avg
Coldest
1987
44°F avg
About This Date
December 30th in West Covina, CA typically brings mild winter weather, with average highs around 68°F and lows near 45°F. Over 54 years of records, the warmest December 30th was in 1997 (69°F average), while the coldest was 1987 (44°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 30th dates historically, with the wettest December 30th recording 2.36" of rain. The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
Planning for December 30th in West Covina, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 59° | 65° | — | — |
| 2024 | 66° | 46° | 56° | — | — |
| 2023 | 58° | 51° | 54° | — | — |
| 2022 | 61° | 54° | 57° | — | — |
| 2021 | 53° | 49° | 51° | — | — |
| 2020 | 69° | 47° | 58° | — | — |
| 2019 | 63° | 49° | 56° | — | — |
| 2018 | 66° | 44° | 55° | — | — |
| 2017 | 78° | 48° | 63° | — | — |
| 2015 | 65° | 44° | 54° | — | — |
| 2014 | 60° | 46° | 53° | — | — |
| 2013 | 77° | 49° | 63° | — | — |
| 2012 | 61° | 41° | 51° | — | — |
| 2011 | 78° | 45° | 61° | — | — |
| 2010 | 57° | 39° | 48° | — | — |
| 2009 | 52° | 47° | 49° | — | — |
| 2008 | 79° | 50° | 64° | — | — |
| 2007 | 64° | 40° | 52° | — | — |
| 2006 | 68° | 46° | 57° | — | — |
| 2005 | 66° | 47° | 56° | — | — |
| 2004 | 65° | 46° | 55° | — | — |
| 2003 | 68° | 48° | 58° | — | — |
| 2002 | 65° | 46° | 55° | — | — |
| 2001 | 65° | 50° | 57° | — | — |
| 2000 | 76° | 56° | 66° | — | — |
| 1999 | 72° | 47° | 59° | — | — |
| 1998 | 83° | 46° | 64° | — | — |
| 1997warmest | 83° | 56° | 69° | — | — |
| 1996 | 67° | 53° | 60° | — | — |
| 1995 | 71° | 50° | 61° | — | — |
| 1994 | 61° | 43° | 52° | — | — |
| 1993 | 72° | 51° | 61° | — | — |
| 1992 | 63° | 43° | 53° | 1.02" | — |
| 1991 | 64° | 43° | 53° | 2.36" | — |
| 1990 | 67° | 35° | 51° | — | — |
| 1989 | 74° | 39° | 56° | — | — |
| 1988 | 62° | 31° | 46° | — | — |
| 1987coldest | 55° | 33° | 44° | — | — |
| 1986 | 76° | 40° | 58° | — | — |
| 1985 | 75° | 47° | 61° | — | — |
| 1984 | 69° | 40° | 54° | — | — |
| 1983 | 78° | 44° | 61° | — | — |
| 1982 | 62° | 32° | 47° | — | — |
| 1981 | 63° | 47° | 55° | 1.07" | — |
| 1980 | 89° | 46° | 68° | — | — |
| 1979 | 73° | 42° | 58° | — | — |
| 1978 | 67° | 37° | 52° | — | — |
| 1977 | 68° | 52° | 60° | 0.03" | — |
| 1976 | 61° | 44° | 52° | 1.32" | — |
| 1975 | 70° | 40° | 55° | — | — |
| 1974 | 60° | 33° | 47° | — | — |
| 1973 | 66° | 48° | 57° | — | — |
| 1972 | 65° | 34° | 49° | — | — |
| 1971 | 63° | 31° | 47° | — | — |
54 years of data from SANTA FE DAM CALIFORNIA