Records for Cheyenne Area, Wyoming (CYSthr) on 09-20
Record Highs
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1: 87°F (2010)
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2: 87°F (1956)
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3: 86°F (2016)
Record Lows
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1: 21°F (1983)
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2: 27°F (1934)
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3: 28°F (1995)
Lowest Highs
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1: 57°F (2022)
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2: 54°F (1992)
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3: 54°F (1981)
Highest Lows
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1: 41°F (1965)
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2: 42°F (1995)
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3: 43°F (1997)
Highest September temperature:
97°F on 09-07-2022.
Lowest September temperature:
8°F on 09-30-1985.
Average temperature is 57.3°F
Average high is 70.7°F
Average low is 43.9°F
Temperature data from 1872 to 2022.
Record Precipitation
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1: 1.32" (1940)
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2: 0.95" (1963)
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3: 0.70" (1980)
Precipitation data from 1871 to 2022.