Records for Ramona Area, California (RNMthr) on 09-18
Record Highs
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1: 105°F (1981)
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2: 104°F (1983)
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3: 102°F (2020)
Record Lows
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1: 39°F (2010)
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2: 42°F (2005)
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3: 44°F (2003)
Lowest Highs
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1: 64°F (1981)
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2: 63°F (1975)
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3: 62°F (1992)
Highest Lows
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1: 65°F (1999)
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2: 69°F (1989)
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3: 73°F (1978)
Highest September temperature:
112°F on 09-05-2020.
Lowest September temperature:
39°F on 09-18-2010.
Average temperature is 70.7°F
Average high is 86.9°F
Average low is 54.5°F
Temperature data from 1974 to 2022.
Record Precipitation
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1: 0.92" (1985)
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2: 0.02" (1982)
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3: 0.01" (2006)
Precipitation data from 1974 to 2022.