Records for Helena Area, Montana (HLNthr) on 10-12
Record Highs
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1: 81°F (1958)
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2: 80°F (1991)
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3: 80°F (1950)
Record Lows
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1: 8°F (2009)
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2: 14°F (1881)
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3: 18°F (1899)
Lowest Highs
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1: 54°F (1936)
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2: 52°F (1918)
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3: 49°F (1889)
Highest Lows
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1: 25°F (1899)
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2: 25°F (1881)
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3: 31°F (2008)
Highest October temperature:
87°F on 10-01-2001.
Lowest October temperature:
-8°F on 10-30-1991.
Average temperature is 47.4°F
Average high is 59.7°F
Average low is 35.1°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 2.23" (1891)
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2: 1.16" (1920)
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3: 0.60" (2000)
Precipitation data from 1880 to 2022.