Weather on December 27
Riverside, CA
55 Years of Data
Avg High
66°F
Avg Low
39°F
Warmest
2013
62°F avg
Coldest
1971
43°F avg
About This Date
December 27th in Riverside, CA typically brings mild winter weather, with average highs around 66°F and lows near 39°F — a 27°F daily swing. Over 55 years of records, the warmest December 27th was in 2013 (62°F average), while the coldest was 1971 (43°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 16% of December 27th dates historically, with the wettest December 27th recording 2.79" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for December 27th in Riverside, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 60° | 43° | 51° | — | — |
| 2024 | 61° | 45° | 53° | — | — |
| 2023 | 68° | 46° | 57° | — | — |
| 2022 | 66° | 50° | 58° | 0.89" | — |
| 2021 | 52° | 38° | 45° | 0.79" | — |
| 2020 | 62° | 46° | 54° | — | — |
| 2019 | 60° | 41° | 51° | — | — |
| 2018 | 62° | 41° | 52° | — | — |
| 2017 | 79° | 41° | 60° | — | — |
| 2016 | 70° | 51° | 60° | — | — |
| 2015 | 62° | 38° | 50° | — | — |
| 2014 | 61° | 41° | 51° | — | — |
| 2013warmest | 82° | 43° | 62° | — | — |
| 2012 | 59° | 37° | 48° | — | — |
| 2011 | 72° | 38° | 55° | — | — |
| 2010 | 69° | 42° | 56° | — | — |
| 2009 | 61° | 33° | 47° | — | — |
| 2008 | 59° | 33° | 46° | — | — |
| 2007 | 66° | 33° | 50° | — | — |
| 2006 | 59° | 38° | 48° | 0.41" | — |
| 2005 | 66° | 45° | 55° | — | — |
| 2004 | 64° | 43° | 53° | — | — |
| 2003 | 57° | 30° | 44° | — | — |
| 2002 | 71° | 37° | 54° | — | — |
| 2001 | 65° | 38° | 51° | — | — |
| 2000 | 73° | 34° | 53° | — | — |
| 1999 | 73° | 42° | 58° | — | — |
| 1998 | 79° | 33° | 56° | — | — |
| 1997 | 71° | 31° | 51° | — | — |
| 1996 | 62° | 43° | 52° | 0.25" | — |
| 1995 | 75° | 38° | 56° | — | — |
| 1994 | 73° | 42° | 58° | — | — |
| 1993 | 70° | 46° | 58° | — | — |
| 1992 | 65° | 43° | 54° | 0.25" | — |
| 1991 | 72° | 39° | 55° | — | — |
| 1990 | 69° | 31° | 50° | — | — |
| 1989 | 71° | 45° | 58° | — | — |
| 1988 | 57° | 30° | 44° | — | — |
| 1987 | 58° | 29° | 43° | — | — |
| 1986 | 71° | 30° | 51° | — | — |
| 1985 | 72° | 37° | 54° | — | — |
| 1984 | 60° | 45° | 52° | 2.79" | — |
| 1983 | 64° | 54° | 59° | 0.46" | — |
| 1982 | 60° | 34° | 47° | — | — |
| 1981 | 65° | 35° | 50° | — | — |
| 1980 | 77° | 42° | 60° | — | — |
| 1979 | 66° | 35° | 51° | — | — |
| 1978 | 60° | 35° | 48° | — | — |
| 1977 | 68° | 54° | 61° | 0.38" | — |
| 1976 | 61° | 33° | 47° | — | — |
| 1975 | 67° | 42° | 54° | — | — |
| 1974 | 61° | 31° | 46° | — | — |
| 1973 | 57° | 43° | 50° | — | — |
| 1972 | 77° | 39° | 58° | — | — |
| 1971coldest | 49° | 37° | 43° | 1.22" | — |
55 years of data from RIVERSIDE MUNI AP