Weather on December 1
Riverside, CA
55 Years of Data
Avg High
71°F
Avg Low
43°F
Warmest
2021
70°F avg
Coldest
2004
46°F avg
About This Date
December 1st in Riverside, CA typically brings pleasant winter weather, with average highs around 71°F and lows near 43°F — a 28°F daily swing. Over 55 years of records, the warmest December 1st was in 2021 (70°F average), while the coldest was 2004 (46°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 7% of December 1st dates historically. The last decade has been 6.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.1°F warmer on this date compared to 20-30 years ago.
Planning for December 1st in Riverside, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 46° | 59° | — | — |
| 2024 | 78° | 49° | 63° | — | — |
| 2023 | 66° | 47° | 56° | — | — |
| 2022 | 58° | 51° | 54° | — | — |
| 2021warmest | 89° | 50° | 70° | — | — |
| 2020 | 83° | 43° | 63° | — | — |
| 2019 | 64° | 44° | 54° | — | — |
| 2018 | 63° | 45° | 54° | — | — |
| 2017 | 79° | 46° | 62° | — | — |
| 2016 | 65° | 45° | 55° | — | — |
| 2015 | 74° | 37° | 55° | — | — |
| 2014 | 69° | 53° | 61° | — | — |
| 2013 | 80° | 51° | 66° | — | — |
| 2012 | 66° | 59° | 63° | — | — |
| 2011 | 64° | 54° | 59° | — | — |
| 2010 | 78° | 38° | 58° | — | — |
| 2009 | 70° | 42° | 56° | — | — |
| 2008 | 85° | 50° | 67° | — | — |
| 2007 | 61° | 48° | 54° | — | — |
| 2006 | 78° | 33° | 56° | — | — |
| 2005 | 73° | 40° | 56° | — | — |
| 2004coldest | 63° | 29° | 46° | — | — |
| 2003 | 70° | 39° | 54° | — | — |
| 2002 | 67° | 41° | 54° | — | — |
| 2001 | 64° | 37° | 51° | — | — |
| 2000 | 68° | 40° | 54° | — | — |
| 1999 | 64° | 42° | 53° | — | — |
| 1998 | 62° | 42° | 52° | 0.08" | — |
| 1997 | 68° | 46° | 57° | 0.33" | — |
| 1996 | 69° | 35° | 52° | — | — |
| 1995 | 80° | 45° | 62° | — | — |
| 1994 | 80° | 40° | 60° | — | — |
| 1993 | 74° | 46° | 60° | — | — |
| 1992 | 82° | 35° | 59° | — | — |
| 1991 | 62° | 47° | 54° | — | — |
| 1990 | 76° | 37° | 56° | — | — |
| 1989 | 75° | 35° | 55° | — | — |
| 1988 | 80° | 42° | 61° | — | — |
| 1987 | 68° | 39° | 54° | — | — |
| 1986 | 80° | 40° | 60° | — | — |
| 1985 | 64° | 41° | 53° | — | — |
| 1984 | 69° | 42° | 56° | — | — |
| 1983 | 67° | 47° | 57° | — | — |
| 1982 | 59° | 41° | 50° | — | — |
| 1981 | 72° | 39° | 55° | — | — |
| 1980 | 65° | 45° | 55° | — | — |
| 1979 | 80° | 44° | 62° | — | — |
| 1978 | 63° | 41° | 52° | 0.18" | — |
| 1977 | 79° | 47° | 63° | — | — |
| 1976 | 78° | 42° | 60° | — | — |
| 1975 | 77° | 37° | 57° | — | — |
| 1974 | 70° | 43° | 56° | — | — |
| 1973 | 58° | 36° | 47° | 0.15" | — |
| 1972 | 83° | 40° | 61° | — | — |
| 1971 | 67° | 40° | 53° | — | — |
55 years of data from RIVERSIDE MUNI AP