Records for Riverside Area, California (RALthr) on 09-04
Record Highs
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1: 111°F (2007)
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2: 110°F (2022)
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3: 109°F (1984)
Record Lows
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1: 42°F (1912)
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2: 45°F (1916)
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3: 47°F (1962)
Lowest Highs
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1: 80°F (2022)
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2: 75°F (2007)
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3: 75°F (2002)
Highest Lows
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1: 74°F (1985)
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2: 77°F (1936)
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3: 78°F (1931)
Highest September temperature:
117°F on 09-05-2020.
Lowest September temperature:
37°F on 09-15-1902.
Average temperature is 79.8°F
Average high is 97°F
Average low is 62.5°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.61" (1963)
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2: 0.01" (1976)
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3: 0.00" (2017)
Precipitation data from 1893 to 2022.