Records for Billings Area, Montana (BILthr) on 09-30
Record Highs
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1: 90°F (1963)
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2: 89°F (1992)
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3: 88°F (2011)
Record Lows
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1: 23°F (1985)
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2: 26°F (1950)
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3: 29°F (1958)
Lowest Highs
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1: 61°F (2016)
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2: 59°F (2005)
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3: 56°F (1989)
Highest Lows
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1: 35°F (1950)
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2: 37°F (2018)
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3: 40°F (1944)
Highest September temperature:
103°F on 09-01-1983.
Lowest September temperature:
22°F on 09-24-1984.
Average temperature is 54.5°F
Average high is 68.5°F
Average low is 40.5°F
Temperature data from 1934 to 2022.
Record Precipitation
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1: 0.54" (2022)
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2: 0.36" (2009)
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3: 0.35" (1971)
Precipitation data from 1934 to 2022.