Records for Williston Area, North Dakota (ISNthr) on 09-30
Record Highs
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1: 92°F (1963)
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2: 91°F (1989)
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3: 87°F (1992)
Record Lows
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1: 15°F (2003)
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2: 17°F (1974)
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3: 17°F (1907)
Lowest Highs
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1: 56°F (1967)
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2: 56°F (1940)
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3: 55°F (1923)
Highest Lows
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1: 40°F (1983)
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2: 40°F (1925)
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3: 41°F (1950)
Highest September temperature:
104°F on 09-01-1983.
Lowest September temperature:
13°F on 09-29-1907.
Average temperature is 51.6°F
Average high is 65.4°F
Average low is 37.7°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.89" (2014)
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2: 0.41" (1926)
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3: 0.30" (1950)
Precipitation data from 1894 to 2022.