Records for Duluth Area, Minnesota (DLHthr) on 09-21
Record Highs
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1: 88°F (1908)
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2: 84°F (1898)
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3: 82°F (1936)
Record Lows
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1: 28°F (1974)
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2: 30°F (1982)
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3: 31°F (1985)
Lowest Highs
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1: 66°F (1908)
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2: 62°F (1941)
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3: 62°F (1891)
Highest Lows
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1: 43°F (1974)
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2: 44°F (1913)
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3: 47°F (1983)
Highest September temperature:
95°F on 09-07-1976.
Lowest September temperature:
23°F on 09-20-1962.
Average temperature is 56.5°F
Average high is 64.3°F
Average low is 48.7°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 2.43" (1924)
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2: 1.50" (1909)
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3: 0.73" (1955)
Precipitation data from 1871 to 2022.