Records for Great Falls Area, Montana (GTFthr) on 09-19
Record Highs
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1: 92°F (2009)
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2: 91°F (1938)
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3: 87°F (1937)
Record Lows
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1: 26°F (1957)
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2: 28°F (1983)
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3: 28°F (1923)
Lowest Highs
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1: 63°F (2009)
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2: 62°F (1960)
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3: 62°F (1938)
Highest Lows
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1: 38°F (1983)
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2: 45°F (1995)
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3: 46°F (2007)
Highest September temperature:
102°F on 09-03-2022.
Lowest September temperature:
10°F on 09-24-1926.
Average temperature is 57.3°F
Average high is 71.1°F
Average low is 43.6°F
Temperature data from 1891 to 2022.
Record Precipitation
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1: 1.51" (1925)
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2: 0.79" (1968)
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3: 0.60" (2004)
Precipitation data from 1891 to 2022.