Records for El Cajon Area, California (ELJC1thr) on 05-21
Record Highs
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1: 93°F (2005)
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2: 92°F (1941)
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3: 91°F (2003)
Record Lows
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1: 40°F (1948)
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2: 42°F (1945)
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3: 43°F (1949)
Lowest Highs
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1: 63°F (1997)
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2: 61°F (2013)
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3: 60°F (2001)
Highest Lows
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1: 59°F (1937)
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2: 60°F (1921)
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3: 63°F (1920)
Highest May temperature:
106°F on 05-31-1909.
Lowest May temperature:
34°F on 05-13-1908.
Average temperature is 66.6°F
Average high is 76.4°F
Average low is 56.8°F
Temperature data from 1899 to 2022.
Record Precipitation
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1: 0.34" (1920)
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2: 0.25" (1957)
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3: 0.22" (1921)
Precipitation data from 1899 to 2022.