Records for Helena Area, Montana (HLNthr) on 12-22
Record Highs
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1: 58°F (1933)
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2: 56°F (1936)
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3: 55°F (1955)
Record Lows
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1: -35°F (2022)
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2: -35°F (1990)
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3: -28°F (1983)
Lowest Highs
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1: 41°F (1933)
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2: 40°F (1890)
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3: 38°F (1899)
Highest Lows
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1: -19°F (2022)
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2: -16°F (1983)
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3: -9°F (1990)
Highest December temperature:
70°F on 12-01-2021.
Lowest December temperature:
-40°F on 12-30-1880.
Average temperature is 21.9°F
Average high is 31.2°F
Average low is 12.7°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.25" (1951)
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2: 0.25" (1915)
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3: 0.18" (2017)
Precipitation data from 1880 to 2022.