Highest January Temperatures in Riverside

A list of the highest temperatures ever recorded in the month of January in Riverside, California from 1893–2024.
What's the hottest it has ever gotten in Riverside in January?
The hottest January temperature in Riverside, California history was 101 °F which occurred on January 27, 2003.
Rank Temperature Date
1 101 °F January 27, 2003
2 95 °F January 30, 2003
3 94 °F January 8, 1923
4 93 °F January 31, 2003
4 93 °F January 28, 2003
6 92 °F January 9, 1923
6 92 °F January 1, 1918
8 90 °F January 19, 1971
8 90 °F January 18, 1971
10 89 °F January 4, 2012
10 89 °F January 12, 1996
10 89 °F January 9, 1990
10 89 °F January 17, 1961
10 89 °F January 10, 1923
10 89 °F January 17, 1920
16 88 °F January 3, 1994
16 88 °F January 17, 1976
16 88 °F January 17, 1971
16 88 °F January 7, 1962
16 88 °F January 23, 1948
16 88 °F January 23, 1946