Records for Great Falls Area, Montana (GTFthr) on 08-20
Record Highs
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1: 99°F (1931)
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2: 98°F (1971)
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3: 97°F (1953)
Record Lows
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1: 39°F (1916)
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2: 40°F (2005)
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3: 40°F (1995)
Lowest Highs
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1: 69°F (1942)
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2: 68°F (1898)
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3: 63°F (2022)
Highest Lows
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1: 51°F (1966)
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2: 59°F (1992)
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3: 59°F (1974)
Highest August temperature:
106°F on 08-05-1961.
Lowest August temperature:
30°F on 08-24-1992.
Average temperature is 67.9°F
Average high is 83.1°F
Average low is 52.7°F
Temperature data from 1891 to 2022.
Record Precipitation
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1: 1.58" (1974)
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2: 0.79" (1998)
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3: 0.79" (1923)
Precipitation data from 1891 to 2022.