Records for Riverside Area, California (RALthr) on 10-20
Record Highs
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1: 104°F (1940)
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2: 103°F (2003)
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3: 100°F (1921)
Record Lows
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1: 33°F (1949)
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2: 36°F (1920)
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3: 38°F (1919)
Lowest Highs
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1: 68°F (2016)
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2: 63°F (2022)
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3: 62°F (2012)
Highest Lows
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1: 60°F (1941)
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2: 64°F (2004)
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3: 64°F (1972)
Highest October temperature:
109°F on 10-01-1980.
Lowest October temperature:
30°F on 10-30-1971.
Average temperature is 67.2°F
Average high is 80.4°F
Average low is 54°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 2.50" (2004)
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2: 0.64" (1979)
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3: 0.22" (1941)
Precipitation data from 1893 to 2022.