Records for Tri-Cities Area, Washington (PSCthr) on 12-29
Record Highs
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1: 65°F (1917)
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2: 63°F (1949)
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3: 60°F (1899)
Record Lows
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1: -6°F (1996)
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2: -4°F (1990)
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3: 0°F (1916)
Lowest Highs
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1: 46°F (1998)
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2: 46°F (1997)
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3: 45°F (1945)
Highest Lows
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1: 10°F (1968)
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2: 17°F (1996)
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3: 17°F (1990)
Highest December temperature:
71°F on 12-01-2021.
Lowest December temperature:
-29°F on 12-13-1919.
Average temperature is 33.3°F
Average high is 40°F
Average low is 26.6°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.46" (1996)
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2: 0.35" (2017)
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3: 0.32" (1971)
Precipitation data from 1894 to 2022.