Records for Helena Area, Montana (HLNthr) on 12-27
Record Highs
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1: 64°F (1980)
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2: 56°F (1956)
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3: 54°F (1898)
Record Lows
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1: -20°F (1916)
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2: -19°F (1941)
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3: -18°F (1971)
Lowest Highs
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1: 44°F (1898)
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2: 42°F (1937)
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3: 41°F (1919)
Highest Lows
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1: -8°F (1916)
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2: -8°F (1880)
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3: -5°F (1888)
Highest December temperature:
70°F on 12-01-2021.
Lowest December temperature:
-40°F on 12-30-1880.
Average temperature is 21.6°F
Average high is 30.9°F
Average low is 12.3°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.48" (1880)
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2: 0.23" (1973)
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3: 0.21" (2006)
Precipitation data from 1880 to 2022.