December was warmer than average, snowfall record set
The mean temperature for December was 20.7°F, which is 5.0°F above the average of 15.7°F (1886-2017).
The West Central Research and Outreach Center reports that the high temperature for the month was 44°F which occurred on two days, December 15 and 16. The low temperature for the month was -23°F which occurred on two days, December 29 and 30.
The highest temperature recorded in December at the WCROC from 1886 to 2017 was 69°F on December 6, 1939. The lowest temperature recorded historically was -35°F which occurred on December 22, 2000.
Precipitation for the month totaled 1.02 inches, which is 0.34 inches above the average of 0.68 inches. A total of 11.7 inches of snow fell.
A snowfall record was set on December 27 with 4.3 inches. The previous record was 3.5 inches set in 1988. Along with that record, we also broke the record for daily precipitation for that day. The old record was 0.30 inches set in 1959 which was beaten by the new record of 0.38 inches.
Currently, we have 12 inches of snow on the ground. The snow depth is a measure of the snow on the landscape. Often more snow accumulates in town or in farmsteads.
The frost depth was reported at 12.5 inches on November 30 and 17 inches on December 31. There were 1330 heating degree days were recorded for the month of December.