Records for Casper Area, Wyoming (CPRthr) on 12-21
Record Highs
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1: 53°F (1969)
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2: 52°F (1958)
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3: 50°F (2021)
Record Lows
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1: -41°F (1990)
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2: -37°F (1983)
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3: -35°F (2022)
Lowest Highs
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1: 35°F (2020)
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2: 35°F (2005)
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3: 35°F (1957)
Highest Lows
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1: -18°F (1990)
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2: -13°F (1983)
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3: 1°F (1998)
Highest December temperature:
66°F on 12-02-2021.
Lowest December temperature:
-42°F on 12-22-2022.
Average temperature is 26.3°F
Average high is 36.8°F
Average low is 15.9°F
Temperature data from 1939 to 2022.
Record Precipitation
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1: 0.35" (2017)
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2: 0.21" (2003)
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3: 0.20" (2011)
Precipitation data from 1939 to 2022.