Weather on December 30
West Covina, CA
55 Years of Data
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.
| 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° | — | — |
West Covina, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
West Covina, CA Monthly Precipitation
Average rainfall per month, in inches.
West Covina, 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 West Covina, CA
Most pleasant months in West Covina, CA: May.