Records for Helena Area, Montana (HLNthr) on 12-03
Record Highs
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1: 62°F (1975)
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2: 61°F (1987)
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3: 59°F (1965)
Record Lows
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1: -26°F (1880)
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2: -16°F (1972)
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3: -15°F (1919)
Lowest Highs
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1: 47°F (1975)
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2: 41°F (1932)
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3: 41°F (1918)
Highest Lows
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1: -17°F (1880)
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2: -2°F (1972)
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3: 1°F (1919)
Highest December temperature:
70°F on 12-01-2021.
Lowest December temperature:
-40°F on 12-30-1880.
Average temperature is 26.5°F
Average high is 35.6°F
Average low is 17.3°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.35" (1926)
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2: 0.34" (1948)
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3: 0.22" (1890)
Precipitation data from 1880 to 2022.