Records for Tri-Cities Area, Washington (PSCthr) on 09-17
Record Highs
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1: 95°F (1938)
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2: 95°F (1913)
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3: 92°F (1981)
Record Lows
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1: 32°F (1965)
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2: 34°F (1921)
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3: 36°F (1936)
Lowest Highs
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1: 68°F (1968)
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2: 64°F (2016)
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3: 62°F (2010)
Highest Lows
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1: 60°F (1947)
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2: 62°F (1965)
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3: 64°F (2004)
Highest September temperature:
102°F on 09-01-2022.
Lowest September temperature:
21°F on 09-24-1926.
Average temperature is 63.9°F
Average high is 80.6°F
Average low is 47.3°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.13" (1947)
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2: 0.11" (1997)
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3: 0.09" (2022)
Precipitation data from 1894 to 2022.