Records for Helena Area, Montana (HLNthr) on 09-16
Record Highs
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1: 92°F (2009)
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2: 90°F (1979)
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3: 89°F (1998)
Record Lows
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1: 27°F (1965)
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2: 28°F (1970)
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3: 29°F (1973)
Lowest Highs
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1: 59°F (1904)
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2: 58°F (2000)
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3: 56°F (1934)
Highest Lows
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1: 38°F (1965)
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2: 43°F (1971)
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3: 43°F (1926)
Highest September temperature:
102°F on 09-07-2022.
Lowest September temperature:
6°F on 09-24-1926.
Average temperature is 59°F
Average high is 73.4°F
Average low is 44.6°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 1.30" (1947)
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2: 0.73" (1946)
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3: 0.54" (1882)
Precipitation data from 1880 to 2022.