Records for Helena Area, Montana (HLNthr) on 05-25
Record Highs
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1: 89°F (2003)
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2: 89°F (1934)
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3: 87°F (1919)
Record Lows
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1: 25°F (1950)
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2: 30°F (1918)
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3: 31°F (1995)
Lowest Highs
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1: 58°F (2001)
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2: 58°F (1886)
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3: 55°F (2003)
Highest Lows
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1: 40°F (1918)
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2: 41°F (1916)
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3: 44°F (1911)
Highest May temperature:
95°F on 05-28-1919.
Lowest May temperature:
17°F on 05-02-1954.
Average temperature is 56.7°F
Average high is 69°F
Average low is 44.3°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 1.19" (1980)
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2: 0.55" (1973)
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3: 0.55" (1959)
Precipitation data from 1880 to 2022.