Records for Tri-Cities Area, Washington (PSCthr) on 09-06
Record Highs
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1: 98°F (2020)
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2: 98°F (2003)
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3: 98°F (1904)
Record Lows
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1: 40°F (2002)
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2: 40°F (1895)
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3: 41°F (1948)
Lowest Highs
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1: 64°F (1966)
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2: 63°F (2019)
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3: 63°F (1988)
Highest Lows
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1: 67°F (1911)
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2: 69°F (1946)
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3: 69°F (1895)
Highest September temperature:
102°F on 09-01-2022.
Lowest September temperature:
21°F on 09-24-1926.
Average temperature is 67.4°F
Average high is 84.6°F
Average low is 50.3°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.30" (1946)
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2: 0.23" (2016)
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3: 0.10" (1971)
Precipitation data from 1894 to 2022.