Records for Tri-Cities Area, Washington (PSCthr) on 05-27
Record Highs
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1: 96°F (1944)
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2: 95°F (1986)
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3: 94°F (2005)
Record Lows
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1: 35°F (1918)
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2: 36°F (1922)
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3: 37°F (1940)
Lowest Highs
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1: 68°F (1958)
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2: 68°F (1936)
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3: 64°F (1947)
Highest Lows
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1: 57°F (1980)
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2: 60°F (1906)
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3: 63°F (1977)
Highest May temperature:
104°F on 05-30-1983.
Lowest May temperature:
26°F on 05-01-1905.
Average temperature is 64.3°F
Average high is 78.8°F
Average low is 49.8°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.36" (1945)
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2: 0.16" (2002)
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3: 0.13" (1969)
Precipitation data from 1894 to 2022.