Records for Helena Area, Montana (HLNthr) on 12-06
Record Highs
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1: 60°F (1987)
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2: 58°F (2003)
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3: 58°F (1918)
Record Lows
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1: -30°F (1972)
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2: -21°F (1956)
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3: -14°F (1909)
Lowest Highs
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1: 44°F (1900)
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2: 36°F (1925)
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3: 35°F (1991)
Highest Lows
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1: -7°F (1972)
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2: -4°F (1956)
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3: -4°F (1922)
Highest December temperature:
70°F on 12-01-2021.
Lowest December temperature:
-40°F on 12-30-1880.
Average temperature is 25.5°F
Average high is 34.6°F
Average low is 16.3°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.81" (1901)
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2: 0.51" (1982)
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3: 0.45" (1880)
Precipitation data from 1880 to 2022.