Weather on December 30
Riverside, CA
55 Years of Data
Avg High
66°F
Avg Low
41°F
Warmest
1997
67°F avg
Coldest
1971
44°F avg
About This Date
December 30th in Riverside, CA typically brings mild winter weather, with average highs around 66°F and lows near 41°F — a 25°F daily swing. Over 55 years of records, the warmest December 30th was in 1997 (67°F average), while the coldest was 1971 (44°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 24% of December 30th dates historically, with the wettest December 30th recording 0.56" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for December 30th in Riverside, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 60° | 65° | — | — |
| 2024 | 67° | 46° | 56° | — | — |
| 2023 | 61° | 51° | 56° | 0.2" | — |
| 2022 | 58° | 53° | 55° | 0.03" | — |
| 2021 | 60° | 46° | 53° | 0.13" | — |
| 2020 | 69° | 42° | 56° | — | — |
| 2019 | 59° | 46° | 53° | — | — |
| 2018 | 63° | 38° | 50° | — | — |
| 2017 | 79° | 45° | 62° | — | — |
| 2016 | 64° | 53° | 59° | 0.25" | — |
| 2015 | 62° | 35° | 49° | — | — |
| 2014 | 53° | 41° | 47° | 0.15" | — |
| 2013 | 74° | 40° | 57° | — | — |
| 2012 | 55° | 37° | 46° | — | — |
| 2011 | 76° | 45° | 60° | — | — |
| 2010 | 54° | 36° | 45° | — | — |
| 2009 | 50° | 40° | 45° | 0.05" | — |
| 2008 | 78° | 45° | 61° | — | — |
| 2007 | 60° | 37° | 49° | — | — |
| 2006 | 65° | 33° | 49° | — | — |
| 2005 | 65° | 42° | 53° | — | — |
| 2004 | 59° | 40° | 49° | — | — |
| 2003 | 68° | 43° | 55° | — | — |
| 2002 | 62° | 36° | 49° | — | — |
| 2001 | 63° | 43° | 53° | 0.1" | — |
| 2000 | 77° | 34° | 55° | — | — |
| 1999 | 69° | 35° | 52° | — | — |
| 1998 | 79° | 39° | 59° | — | — |
| 1997warmest | 82° | 51° | 67° | — | — |
| 1996 | 63° | 53° | 58° | — | — |
| 1995 | 72° | 43° | 57° | — | — |
| 1994 | 61° | 38° | 49° | — | — |
| 1993 | 74° | 38° | 56° | — | — |
| 1992 | — | 35° | — | 0.51" | — |
| 1991 | 63° | 42° | 52° | 0.56" | — |
| 1990 | 64° | 32° | 48° | — | — |
| 1989 | 74° | 39° | 56° | — | — |
| 1988 | 60° | 31° | 45° | — | — |
| 1987 | 55° | 34° | 44° | 0.13" | — |
| 1986 | 77° | 33° | 55° | — | — |
| 1985 | 70° | 51° | 60° | — | — |
| 1984 | 67° | 37° | 52° | — | — |
| 1983 | 78° | 39° | 59° | — | — |
| 1982 | 56° | 35° | 45° | 0.05" | — |
| 1981 | 61° | 47° | 54° | 0.53" | — |
| 1980 | 82° | 44° | 63° | — | — |
| 1979 | 71° | 39° | 55° | — | — |
| 1978 | 64° | 35° | 50° | — | — |
| 1977 | 67° | 58° | 62° | — | — |
| 1976 | 56° | 45° | 50° | 0.38" | — |
| 1975 | 66° | 39° | 53° | — | — |
| 1974 | 59° | 41° | 50° | — | — |
| 1973 | 68° | 49° | 58° | — | — |
| 1972 | 65° | 29° | 47° | — | — |
| 1971coldest | 57° | 31° | 44° | — | — |
55 years of data from RIVERSIDE MUNI AP