Records for Riverside Area, California (RALthr) on 12-16
Record Highs
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1: 86°F (1939)
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2: 85°F (1980)
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3: 85°F (1958)
Record Lows
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1: 28°F (1948)
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2: 28°F (1945)
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3: 28°F (1912)
Lowest Highs
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1: 67°F (1998)
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2: 56°F (1936)
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3: 54°F (1957)
Highest Lows
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1: 49°F (1965)
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2: 50°F (1987)
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3: 50°F (1967)
Highest December temperature:
94°F on 12-03-1958.
Lowest December temperature:
21°F on 12-12-1949.
Average temperature is 55.7°F
Average high is 68.5°F
Average low is 42.9°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 1.22" (2002)
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2: 0.95" (1924)
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3: 0.59" (1988)
Precipitation data from 1893 to 2022.