Records for Tri-Cities Area, Washington (PSCthr) on 12-22
Record Highs
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1: 66°F (1933)
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2: 65°F (1936)
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3: 62°F (1917)
Record Lows
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1: -16°F (1924)
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2: -4°F (1983)
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3: -2°F (2008)
Lowest Highs
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1: 56°F (1933)
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2: 47°F (1934)
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3: 44°F (1972)
Highest Lows
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1: 10°F (1990)
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2: 11°F (2022)
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3: 15°F (1924)
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 40.1°F
Average low is 26.5°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.72" (1964)
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2: 0.40" (1972)
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3: 0.34" (1991)
Precipitation data from 1894 to 2022.