Records for Tri-Cities Area, Washington (PSCthr) on 09-02
Record Highs
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1: 100°F (1998)
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2: 100°F (1987)
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3: 100°F (1938)
Record Lows
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1: 39°F (1924)
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2: 40°F (2008)
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3: 40°F (1999)
Lowest Highs
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1: 68°F (1938)
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2: 65°F (1987)
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3: 65°F (1945)
Highest Lows
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1: 68°F (1971)
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2: 69°F (1912)
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3: 70°F (1936)
Highest September temperature:
102°F on 09-01-2022.
Lowest September temperature:
21°F on 09-24-1926.
Average temperature is 68.6°F
Average high is 85.9°F
Average low is 51.4°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.29" (1941)
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2: 0.15" (1946)
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3: 0.12" (1897)
Precipitation data from 1894 to 2022.