Records for Tri-Cities Area, Washington (PSCthr) on 12-19
Record Highs
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1: 62°F (1917)
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2: 59°F (1933)
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3: 58°F (1941)
Record Lows
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1: -8°F (1924)
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2: 2°F (1984)
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3: 3°F (2008)
Lowest Highs
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1: 49°F (2020)
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2: 47°F (1933)
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3: 45°F (1941)
Highest Lows
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1: 12°F (1924)
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2: 19°F (1964)
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3: 21°F (1985)
Highest December temperature:
71°F on 12-01-2021.
Lowest December temperature:
-29°F on 12-13-1919.
Average temperature is 33.5°F
Average high is 40.3°F
Average low is 26.7°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.69" (2021)
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2: 0.58" (1940)
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3: 0.50" (1964)
Precipitation data from 1894 to 2022.