Records for Ramona Area, California (RNMthr) on 09-30
Record Highs
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1: 107°F (1980)
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2: 105°F (2020)
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3: 100°F (2008)
Record Lows
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1: 40°F (1982)
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2: 41°F (2021)
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3: 41°F (2019)
Lowest Highs
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1: 65°F (1997)
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2: 64°F (1974)
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3: 63°F (2010)
Highest Lows
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1: 67°F (2002)
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2: 69°F (2004)
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3: 70°F (1983)
Highest September temperature:
112°F on 09-05-2020.
Lowest September temperature:
39°F on 09-18-2010.
Average temperature is 67.7°F
Average high is 83.3°F
Average low is 52.1°F
Temperature data from 1974 to 2022.
Record Precipitation
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1: 0.27" (1983)
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2: 0.18" (2010)
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3: 0.01" (2006)
Precipitation data from 1974 to 2022.