Records for Tri-Cities Area, Washington (PSCthr) on 09-07
Record Highs
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1: 99°F (1944)
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2: 95°F (1924)
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3: 95°F (1904)
Record Lows
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1: 39°F (1999)
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2: 39°F (1915)
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3: 40°F (1939)
Lowest Highs
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1: 67°F (1953)
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2: 66°F (1957)
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3: 65°F (1951)
Highest Lows
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1: 64°F (1897)
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2: 65°F (1927)
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3: 68°F (2010)
Highest September temperature:
102°F on 09-01-2022.
Lowest September temperature:
21°F on 09-24-1926.
Average temperature is 67.1°F
Average high is 84.3°F
Average low is 50°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.44" (1927)
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2: 0.43" (1926)
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3: 0.39" (1947)
Precipitation data from 1894 to 2022.