Records for Casper Area, Wyoming (CPRthr) on 12-20
Record Highs
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1: 56°F (1941)
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2: 54°F (1981)
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3: 52°F (2003)
Record Lows
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1: -36°F (1990)
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2: -32°F (1983)
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3: -25°F (1998)
Lowest Highs
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1: 39°F (1941)
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2: 35°F (1955)
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3: 32°F (2007)
Highest Lows
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1: -20°F (1990)
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2: -9°F (1998)
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3: -4°F (1983)
Highest December temperature:
66°F on 12-02-2021.
Lowest December temperature:
-42°F on 12-22-2022.
Average temperature is 26.4°F
Average high is 36.8°F
Average low is 16°F
Temperature data from 1939 to 2022.
Record Precipitation
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1: 0.15" (1968)
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2: 0.14" (2017)
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3: 0.11" (1967)
Precipitation data from 1939 to 2022.