Records for Olympia Area, Washington (OLMthr) on 12-20
Record Highs
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1: 56°F (2018)
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2: 56°F (2009)
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3: 56°F (1973)
Record Lows
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1: 4°F (1990)
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2: 7°F (2008)
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3: 9°F (1998)
Lowest Highs
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1: 52°F (1972)
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2: 50°F (2019)
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3: 47°F (1974)
Highest Lows
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1: 21°F (1990)
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2: 26°F (1998)
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3: 27°F (2008)
Highest December temperature:
64°F on 12-01-1958.
Lowest December temperature:
-7°F on 12-23-1983.
Average temperature is 38.4°F
Average high is 44.2°F
Average low is 32.5°F
Temperature data from 1948 to 2022.
Record Precipitation
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1: 2.87" (2019)
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2: 1.87" (1955)
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3: 1.75" (1958)
Precipitation data from 1948 to 2022.