Weather on January 31
Riverside, CA
55 Years of Data
Avg High
68°F
Avg Low
43°F
Warmest
2003
78°F avg
Coldest
1975
45°F avg
About This Date
January 31st in Riverside, CA typically brings mild winter weather, with average highs around 68°F and lows near 43°F — a 25°F daily swing. Over 56 years of records, the warmest January 31st was in 2003 (78°F average), while the coldest was 1975 (45°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 20% of January 31st dates historically, with the wettest January 31st recording 2.39" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for January 31st in Riverside, CA? Great weather for outdoor activities.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 84° | 47° | 65° | — | — |
| 2025 | 66° | 37° | 52° | — | — |
| 2024 | 74° | 50° | 62° | — | — |
| 2023 | 60° | 49° | 54° | — | — |
| 2022 | 64° | 41° | 53° | — | — |
| 2021 | 70° | 43° | 56° | — | — |
| 2020 | 80° | 50° | 65° | — | — |
| 2019 | 60° | 46° | 53° | 0.86" | — |
| 2018 | 82° | 47° | 64° | — | — |
| 2017 | 73° | 43° | 58° | — | — |
| 2016 | 59° | 48° | 54° | 0.33" | — |
| 2015 | 74° | 50° | 62° | — | — |
| 2014 | 64° | 51° | 58° | — | — |
| 2013 | 78° | 42° | 60° | — | — |
| 2012 | 76° | 39° | 57° | — | — |
| 2011 | 63° | 43° | 53° | — | — |
| 2010 | 66° | 40° | 53° | — | — |
| 2009 | 83° | 47° | 65° | — | — |
| 2008 | 61° | 39° | 50° | — | — |
| 2007 | 60° | 47° | 53° | 0.13" | — |
| 2006 | 69° | 47° | 58° | — | — |
| 2005 | 67° | 43° | 55° | — | — |
| 2004 | 66° | 49° | 57° | — | — |
| 2003warmest | 97° | 59° | 78° | — | — |
| 2002 | 64° | 33° | 49° | — | — |
| 2001 | 61° | 39° | 50° | — | — |
| 2000 | 59° | 56° | 57° | 0.25" | — |
| 1999 | 60° | 44° | 52° | 0.33" | — |
| 1998 | 70° | 40° | 55° | — | — |
| 1997 | 79° | 42° | 60° | — | — |
| 1996 | 61° | 47° | 54° | 1.5" | — |
| 1995 | 83° | 48° | 65° | — | — |
| 1994 | 63° | 39° | 51° | — | — |
| 1993 | 63° | 40° | 51° | 0.53" | — |
| 1992 | 79° | 41° | 60° | — | — |
| 1991 | 77° | 35° | 56° | — | — |
| 1990 | 62° | 43° | 52° | — | — |
| 1989 | 72° | 39° | 55° | — | — |
| 1988 | 57° | 45° | 51° | — | — |
| 1987 | 68° | 39° | 54° | — | — |
| 1986 | 65° | 50° | 57° | 1.14" | — |
| 1985 | 52° | 38° | 45° | — | — |
| 1984 | 81° | 46° | 63° | — | — |
| 1983 | 56° | 35° | 45° | — | — |
| 1982 | 67° | 35° | 51° | — | — |
| 1981 | 59° | 35° | 47° | — | — |
| 1980 | 71° | 51° | 61° | 0.08" | — |
| 1979 | 50° | 40° | 45° | 2.39" | — |
| 1978 | 58° | 49° | 53° | — | — |
| 1977 | 76° | 38° | 57° | — | — |
| 1976 | 80° | 46° | 63° | — | — |
| 1975coldest | 51° | 39° | 45° | 0.38" | — |
| 1974 | 66° | 37° | 52° | — | — |
| 1973 | 53° | 39° | 46° | — | — |
| 1972 | 63° | 36° | 49° | — | — |
| 1971 | 80° | 43° | 61° | — | — |
56 years of data from RIVERSIDE CITRUS EXP