This page contains a list of the average monthly high and low temperatures in Casselton, North Dakota for the month of December each year between 1984 and 2023. It is based on NOAA data.
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What Was the Hottest December Ever in Casselton?
2023 was the warmest December in the history of Casselton, North Dakota. The average daily high temperature was 35.0 °F, and the average low was 19.0 °F.
What Was the Coldest December Ever in Casselton?
2000 was the coolest December in the history of Casselton, North Dakota. The average daily high temperature was 11.4 °F, and the average low was -6.0 °F.