Records for Missoula Area, Montana (MSOthr) on 09-18
Record Highs
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1: 92°F (1938)
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2: 90°F (1984)
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3: 90°F (1981)
Record Lows
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1: 24°F (1971)
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2: 29°F (1902)
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3: 30°F (1965)
Lowest Highs
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1: 58°F (1913)
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2: 53°F (2014)
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3: 53°F (2000)
Highest Lows
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1: 43°F (1983)
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2: 43°F (1947)
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3: 44°F (1965)
Highest September temperature:
99°F on 09-01-1967.
Lowest September temperature:
15°F on 09-25-1926.
Average temperature is 57.7°F
Average high is 72.4°F
Average low is 43.1°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 1.28" (1908)
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2: 0.72" (1925)
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3: 0.47" (1986)
Precipitation data from 1893 to 2022.