Records for Casper Area, Wyoming (CPRthr) on 09-17
Record Highs
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1: 89°F (2000)
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2: 88°F (2018)
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3: 88°F (1998)
Record Lows
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1: 19°F (1965)
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2: 26°F (1971)
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3: 30°F (2021)
Lowest Highs
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1: 59°F (1948)
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2: 56°F (2013)
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3: 56°F (1940)
Highest Lows
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1: 27°F (1965)
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2: 45°F (1971)
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3: 52°F (1959)
Highest September temperature:
100°F on 09-04-2022.
Lowest September temperature:
15°F on 09-28-1945.
Average temperature is 59.4°F
Average high is 75.6°F
Average low is 43.2°F
Temperature data from 1939 to 2022.
Record Precipitation
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1: 0.75" (2003)
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2: 0.60" (1967)
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3: 0.42" (1965)
Precipitation data from 1939 to 2022.