Records for Ramona Area, California (RNMthr) on 05-18
Record Highs
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1: 97°F (2008)
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2: 92°F (1986)
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3: 90°F (1978)
Record Lows
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1: 35°F (1977)
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2: 40°F (1984)
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3: 40°F (1974)
Lowest Highs
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1: 59°F (1997)
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2: 57°F (1993)
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3: 56°F (2008)
Highest Lows
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1: 59°F (2011)
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2: 63°F (1994)
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3: 67°F (1974)
Highest May temperature:
107°F on 05-30-1984.
Lowest May temperature:
29°F on 05-21-1974.
Average temperature is 62.5°F
Average high is 75.5°F
Average low is 49.5°F
Temperature data from 1974 to 2022.
Record Precipitation
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1: 0.26" (2011)
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2: 0.06" (2020)
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3: 0.02" (2010)
Precipitation data from 1974 to 2022.