Ketchikan December 2017
Mean monthly temperature was 36.0°F, which was 0.8°F above normal.
The observed maximum temperature was 58.0°F on the 11st of the month, the minimum temperature was 7.0°F on the 30th of the month.
The total monthly precipitation was 13.6", which was 0.6" below normal.
Note: Normal values refer to the period 1981 to 2010.