Records for Tri-Cities Area, Washington (PSCthr) on 12-28
Record Highs
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1: 67°F (1917)
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2: 63°F (1937)
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3: 61°F (2011)
Record Lows
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1: -6°F (1996)
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2: 3°F (1983)
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3: 4°F (1968)
Lowest Highs
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1: 50°F (1937)
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2: 49°F (2011)
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3: 49°F (1998)
Highest Lows
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1: 21°F (2021)
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2: 21°F (1996)
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3: 22°F (1968)
Highest December temperature:
71°F on 12-01-2021.
Lowest December temperature:
-29°F on 12-13-1919.
Average temperature is 33.2°F
Average high is 40°F
Average low is 26.5°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.53" (2010)
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2: 0.30" (1945)
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3: 0.30" (1906)
Precipitation data from 1894 to 2022.