Records for Riverside Area, California (RALthr) on 10-21
Record Highs
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1: 103°F (2003)
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2: 101°F (1917)
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3: 100°F (1915)
Record Lows
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1: 32°F (1949)
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2: 34°F (1920)
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3: 38°F (1919)
Lowest Highs
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1: 63°F (1992)
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2: 63°F (1976)
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3: 61°F (2012)
Highest Lows
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1: 63°F (1931)
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2: 65°F (2010)
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3: 65°F (1941)
Highest October temperature:
109°F on 10-01-1980.
Lowest October temperature:
30°F on 10-30-1971.
Average temperature is 67°F
Average high is 80.2°F
Average low is 53.7°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.25" (1957)
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2: 0.18" (2004)
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3: 0.18" (1914)
Precipitation data from 1893 to 2022.