Records for Helena Area, Montana (HLNthr) on 09-27
Record Highs
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1: 88°F (1963)
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2: 87°F (2011)
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3: 86°F (2021)
Record Lows
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1: 23°F (1961)
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2: 26°F (1935)
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3: 27°F (1972)
Lowest Highs
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1: 54°F (1943)
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2: 54°F (1909)
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3: 52°F (1897)
Highest Lows
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1: 35°F (1965)
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2: 37°F (1925)
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3: 37°F (1919)
Highest September temperature:
102°F on 09-07-2022.
Lowest September temperature:
6°F on 09-24-1926.
Average temperature is 54.6°F
Average high is 68.1°F
Average low is 41.1°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.85" (1982)
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2: 0.76" (1965)
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3: 0.59" (2014)
Precipitation data from 1880 to 2022.