Records for Tri-Cities Area, Washington (PSCthr) on 05-04
Record Highs
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1: 94°F (1966)
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2: 92°F (2017)
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3: 86°F (1944)
Record Lows
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1: 30°F (2011)
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2: 32°F (2020)
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3: 33°F (2010)
Lowest Highs
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1: 59°F (2018)
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2: 59°F (2016)
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3: 57°F (1936)
Highest Lows
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1: 54°F (1993)
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2: 58°F (2010)
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3: 58°F (1896)
Highest May temperature:
104°F on 05-30-1983.
Lowest May temperature:
26°F on 05-01-1905.
Average temperature is 57.9°F
Average high is 73.5°F
Average low is 42.3°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.32" (1993)
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2: 0.31" (2017)
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3: 0.23" (2016)
Precipitation data from 1894 to 2022.