Records for Helena Area, Montana (HLNthr) on 05-14
Record Highs
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1: 88°F (1936)
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2: 87°F (1978)
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3: 85°F (1984)
Record Lows
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1: 25°F (1995)
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2: 27°F (1983)
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3: 30°F (1974)
Lowest Highs
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1: 53°F (1984)
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2: 53°F (1895)
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3: 53°F (1891)
Highest Lows
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1: 37°F (1955)
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2: 45°F (1880)
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3: 46°F (1896)
Highest May temperature:
95°F on 05-28-1919.
Lowest May temperature:
17°F on 05-02-1954.
Average temperature is 53.6°F
Average high is 66.1°F
Average low is 41.1°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 1.07" (1977)
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2: 0.73" (1889)
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3: 0.67" (1952)
Precipitation data from 1880 to 2022.