Records for Helena Area, Montana (HLNthr) on 10-19
Record Highs
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1: 80°F (2003)
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2: 78°F (2017)
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3: 78°F (1947)
Record Lows
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1: 11°F (1905)
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2: 15°F (1949)
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3: 15°F (1916)
Lowest Highs
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1: 49°F (1903)
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2: 48°F (1915)
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3: 46°F (1931)
Highest Lows
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1: 26°F (1949)
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2: 34°F (1984)
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3: 36°F (1933)
Highest October temperature:
87°F on 10-01-2001.
Lowest October temperature:
-8°F on 10-30-1991.
Average temperature is 44°F
Average high is 55.8°F
Average low is 32.2°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.59" (2009)
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2: 0.22" (1963)
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3: 0.21" (1894)
Precipitation data from 1880 to 2022.