Records for Riverside Area, California (RALthr) on 08-18
Record Highs
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1: 108°F (2020)
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2: 108°F (1950)
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3: 107°F (1915)
Record Lows
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1: 47°F (1924)
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2: 47°F (1918)
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3: 47°F (1917)
Lowest Highs
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1: 75°F (2012)
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2: 74°F (2020)
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3: 73°F (2010)
Highest Lows
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1: 77°F (1983)
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2: 80°F (2021)
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3: 80°F (1938)
Highest August temperature:
113°F on 08-05-1997.
Lowest August temperature:
40°F on 08-27-1902.
Average temperature is 80.3°F
Average high is 96.9°F
Average low is 63.7°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 0.62" (1945)
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2: 0.17" (1983)
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3: 0.00" (1961)
Precipitation data from 1893 to 2022.