Records for Helena Area, Montana (HLNthr) on 05-22
Record Highs
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1: 86°F (2001)
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2: 86°F (1928)
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3: 85°F (2006)
Record Lows
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1: 29°F (2021)
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2: 31°F (1947)
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3: 32°F (1927)
Lowest Highs
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1: 56°F (2000)
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2: 56°F (1980)
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3: 55°F (1910)
Highest Lows
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1: 39°F (1927)
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2: 43°F (2021)
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3: 45°F (2002)
Highest May temperature:
95°F on 05-28-1919.
Lowest May temperature:
17°F on 05-02-1954.
Average temperature is 55.9°F
Average high is 68.3°F
Average low is 43.5°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.96" (2002)
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2: 0.86" (1981)
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3: 0.77" (1927)
Precipitation data from 1880 to 2022.