Records for Ramona Area, California (RNMthr) on 09-10
Record Highs
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1: 103°F (1979)
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2: 102°F (1990)
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3: 101°F (1983)
Record Lows
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1: 42°F (2006)
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2: 42°F (2000)
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3: 45°F (2010)
Lowest Highs
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1: 70°F (2022)
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2: 70°F (2015)
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3: 65°F (2004)
Highest Lows
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1: 70°F (1985)
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2: 73°F (1991)
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3: 74°F (2005)
Highest September temperature:
112°F on 09-05-2020.
Lowest September temperature:
39°F on 09-18-2010.
Average temperature is 72.5°F
Average high is 89.1°F
Average low is 56°F
Temperature data from 1974 to 2022.
Record Precipitation
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1: 1.68" (1976)
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2: 0.03" (2012)
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3: 0.02" (1978)
Precipitation data from 1974 to 2022.