Records for Great Falls Area, Montana (GTFthr) on 12-30
Record Highs
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1: 63°F (1917)
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2: 54°F (1903)
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3: 53°F (1956)
Record Lows
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1: -30°F (1968)
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2: -25°F (1927)
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3: -25°F (1923)
Lowest Highs
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1: 43°F (1920)
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2: 41°F (1962)
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3: 40°F (1929)
Highest Lows
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1: -17°F (1992)
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2: -12°F (1911)
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3: -11°F (1923)
Highest December temperature:
69°F on 12-01-2021.
Lowest December temperature:
-43°F on 12-29-1968.
Average temperature is 27.5°F
Average high is 36.6°F
Average low is 18.3°F
Temperature data from 1891 to 2022.
Record Precipitation
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1: 0.70" (1917)
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2: 0.26" (1977)
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3: 0.22" (2004)
Precipitation data from 1891 to 2022.