Records for Ramona Area, California (RNMthr) on 05-20
Record Highs
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1: 94°F (2017)
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2: 94°F (1988)
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3: 89°F (2012)
Record Lows
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1: 30°F (1974)
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2: 38°F (1994)
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3: 38°F (1977)
Lowest Highs
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1: 57°F (2022)
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2: 55°F (2018)
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3: 55°F (2008)
Highest Lows
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1: 60°F (1975)
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2: 61°F (1987)
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3: 62°F (1981)
Highest May temperature:
107°F on 05-30-1984.
Lowest May temperature:
29°F on 05-21-1974.
Average temperature is 62.7°F
Average high is 75.8°F
Average low is 49.7°F
Temperature data from 1974 to 2022.
Record Precipitation
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1: 0.17" (2019)
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2: 0.13" (1975)
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3: 0.10" (1987)
Precipitation data from 1974 to 2022.