Records for Helena Area, Montana (HLNthr) on 10-15
Record Highs
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1: 83°F (1991)
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2: 79°F (1961)
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3: 77°F (1945)
Record Lows
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1: 16°F (1969)
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2: 16°F (1930)
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3: 18°F (1899)
Lowest Highs
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1: 53°F (1926)
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2: 51°F (1988)
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3: 50°F (1916)
Highest Lows
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1: 27°F (1930)
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2: 30°F (1946)
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3: 32°F (1881)
Highest October temperature:
87°F on 10-01-2001.
Lowest October temperature:
-8°F on 10-30-1991.
Average temperature is 45.9°F
Average high is 58°F
Average low is 33.8°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.92" (1938)
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2: 0.36" (1980)
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3: 0.31" (1959)
Precipitation data from 1880 to 2022.