Records for Riverside Area, California (RALthr) on 09-14
Record Highs
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1: 109°F (1938)
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2: 108°F (2014)
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3: 107°F (1948)
Record Lows
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1: 41°F (1901)
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2: 45°F (1949)
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3: 45°F (1939)
Lowest Highs
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1: 72°F (2014)
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2: 69°F (1979)
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3: 68°F (2012)
Highest Lows
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1: 71°F (1906)
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2: 76°F (2017)
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3: 76°F (1978)
Highest September temperature:
117°F on 09-05-2020.
Lowest September temperature:
37°F on 09-15-1902.
Average temperature is 77.9°F
Average high is 94.6°F
Average low is 61.2°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.07" (1918)
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2: 0.00" (1978)
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3: 0.00" (1915)
Precipitation data from 1893 to 2022.