Records for Tri-Cities Area, Washington (PSCthr) on 05-23
Record Highs
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1: 101°F (2001)
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2: 98°F (1910)
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3: 97°F (1940)
Record Lows
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1: 35°F (1964)
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2: 36°F (2013)
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3: 38°F (2007)
Lowest Highs
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1: 65°F (1958)
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2: 60°F (1973)
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3: 60°F (1967)
Highest Lows
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1: 56°F (2011)
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2: 63°F (1996)
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3: 63°F (1905)
Highest May temperature:
104°F on 05-30-1983.
Lowest May temperature:
26°F on 05-01-1905.
Average temperature is 63.4°F
Average high is 78.1°F
Average low is 48.7°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.52" (1962)
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2: 0.26" (1984)
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3: 0.18" (2006)
Precipitation data from 1894 to 2022.