Records for Great Falls Area, Montana (GTFthr) on 12-09
Record Highs
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1: 62°F (1979)
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2: 62°F (1957)
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3: 60°F (1990)
Record Lows
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1: -38°F (1919)
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2: -26°F (1977)
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3: -22°F (1932)
Lowest Highs
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1: 49°F (1979)
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2: 44°F (1925)
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3: 40°F (1939)
Highest Lows
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1: -17°F (1977)
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2: -17°F (1919)
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3: -5°F (1922)
Highest December temperature:
69°F on 12-01-2021.
Lowest December temperature:
-43°F on 12-29-1968.
Average temperature is 28.7°F
Average high is 36.8°F
Average low is 20.6°F
Temperature data from 1891 to 2022.
Record Precipitation
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1: 0.38" (1892)
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2: 0.31" (1963)
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3: 0.22" (1997)
Precipitation data from 1891 to 2022.