Records for Helena Area, Montana (HLNthr) on 05-26
Record Highs
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1: 88°F (1966)
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2: 88°F (1936)
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3: 87°F (1913)
Record Lows
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1: 29°F (1975)
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2: 31°F (1995)
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3: 31°F (1918)
Lowest Highs
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1: 59°F (1934)
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2: 59°F (1919)
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3: 57°F (1889)
Highest Lows
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1: 40°F (1918)
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2: 42°F (1911)
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3: 44°F (2012)
Highest May temperature:
95°F on 05-28-1919.
Lowest May temperature:
17°F on 05-02-1954.
Average temperature is 56.9°F
Average high is 69.2°F
Average low is 44.6°F
Temperature data from 1880 to 2022.
Record Precipitation
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1: 0.96" (2019)
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2: 0.71" (1908)
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3: 0.61" (1922)
Precipitation data from 1880 to 2022.