Records for Tri-Cities Area, Washington (PSCthr) on 05-14
Record Highs
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1: 101°F (1939)
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2: 96°F (1973)
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3: 95°F (1912)
Record Lows
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1: 30°F (1955)
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2: 34°F (1964)
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3: 35°F (1916)
Lowest Highs
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1: 63°F (1931)
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2: 63°F (1897)
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3: 61°F (2005)
Highest Lows
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1: 57°F (1955)
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2: 61°F (1974)
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3: 61°F (1915)
Highest May temperature:
104°F on 05-30-1983.
Lowest May temperature:
26°F on 05-01-1905.
Average temperature is 61.1°F
Average high is 76.4°F
Average low is 45.8°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.42" (2016)
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2: 0.42" (1944)
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3: 0.27" (2022)
Precipitation data from 1894 to 2022.