Records for Helena Area, Montana (HLNthr) on 10-17
Record Highs
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1: 80°F (2003)
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2: 78°F (1927)
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3: 76°F (2005)
Record Lows
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1: 11°F (1930)
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2: 11°F (1905)
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3: 15°F (1948)
Lowest Highs
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1: 48°F (2005)
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2: 48°F (1914)
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3: 47°F (2003)
Highest Lows
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1: 30°F (1951)
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2: 32°F (1930)
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3: 33°F (2020)
Highest October temperature:
87°F on 10-01-2001.
Lowest October temperature:
-8°F on 10-30-1991.
Average temperature is 44.9°F
Average high is 56.9°F
Average low is 33°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.63" (2020)
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2: 0.53" (1916)
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3: 0.27" (1905)
Precipitation data from 1880 to 2022.