Records for Billings Area, Montana (BILthr) on 09-21
Record Highs
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1: 91°F (1938)
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2: 89°F (1936)
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3: 88°F (1979)
Record Lows
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1: 28°F (1995)
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2: 30°F (2000)
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3: 32°F (1972)
Lowest Highs
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1: 58°F (1937)
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2: 57°F (2015)
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3: 57°F (1936)
Highest Lows
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1: 45°F (1961)
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2: 49°F (1995)
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3: 49°F (1971)
Highest September temperature:
103°F on 09-01-1983.
Lowest September temperature:
22°F on 09-24-1984.
Average temperature is 58.2°F
Average high is 73°F
Average low is 43.5°F
Temperature data from 1934 to 2022.
Record Precipitation
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1: 0.67" (1991)
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2: 0.51" (2019)
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3: 0.51" (2017)
Precipitation data from 1934 to 2022.