Records for Tri-Cities Area, Washington (PSCthr) on 12-12
Record Highs
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1: 70°F (1921)
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2: 62°F (1955)
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3: 62°F (1946)
Record Lows
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1: -25°F (1919)
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2: -11°F (1922)
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3: -2°F (1898)
Lowest Highs
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1: 58°F (1924)
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2: 54°F (1921)
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3: 47°F (1933)
Highest Lows
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1: 11°F (1922)
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2: 11°F (1919)
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3: 15°F (1898)
Highest December temperature:
71°F on 12-01-2021.
Lowest December temperature:
-29°F on 12-13-1919.
Average temperature is 34.2°F
Average high is 41.1°F
Average low is 27.4°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.85" (1995)
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2: 0.44" (1896)
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3: 0.18" (1972)
Precipitation data from 1894 to 2022.