Records for Riverside Area, California (RALthr) on 09-01
Record Highs
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1: 112°F (2017)
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2: 111°F (2007)
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3: 110°F (2002)
Record Lows
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1: 46°F (1941)
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2: 46°F (1917)
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3: 47°F (1928)
Lowest Highs
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1: 79°F (2008)
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2: 76°F (2017)
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3: 76°F (2007)
Highest Lows
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1: 79°F (1914)
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2: 80°F (2021)
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3: 80°F (2000)
Highest September temperature:
117°F on 09-05-2020.
Lowest September temperature:
37°F on 09-15-1902.
Average temperature is 80.1°F
Average high is 97.4°F
Average low is 62.8°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.81" (1893)
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2: 0.71" (1921)
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3: 0.00" (2022)
Precipitation data from 1893 to 2022.