Records for Tri-Cities Area, Washington (PSCthr) on 12-16
Record Highs
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1: 65°F (1973)
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2: 64°F (1917)
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3: 61°F (1999)
Record Lows
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1: -14°F (1922)
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2: -9°F (2016)
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3: -6°F (2008)
Lowest Highs
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1: 53°F (1917)
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2: 45°F (1956)
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3: 43°F (2001)
Highest Lows
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1: 12°F (1922)
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2: 13°F (1919)
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3: 17°F (2008)
Highest December temperature:
71°F on 12-01-2021.
Lowest December temperature:
-29°F on 12-13-1919.
Average temperature is 33.7°F
Average high is 40.5°F
Average low is 26.9°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.29" (1972)
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2: 0.24" (1910)
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3: 0.21" (2018)
Precipitation data from 1894 to 2022.