Sunday, January 1, 2017

December 2016 Climate Summary for Duluth, Minnesota - Around 10 degrees colder than December 2015 but still slightly warmer than normal

December 2016 Climate Summary for Duluth, Minnesota

Average temperature:  15.9 degrees
Normal:  14.8 degrees
Departure:  +1.1 degrees above normal

Warmest high temperature:  39 F on the 22nd
Warmest low temperature:  30 F on the 5th

Coldest high temperature:  -4 F on the 18th
Coldest low temperature:  -21 F on the 18th

11 days with a high temperature of 32 F or warmer
1 day with a high temperature colder than 0 F

8 subzero low temperature days (Average is 10 days)

Total precipitation:  2.07"
Normal:  1.21"
Departure:  +0.86" above normal

Heaviest daily precipitation total:  0.87" on the 25th

Number of days with at least 0.01" of precipitation:  15
Number of days with at least 0.10" of precipitation:  5
Number of days with at least 0.50" of precipitation:  1

Total snowfall:  21.3"
Normal:  17.7"
Departure:  +3.6" above normal

20 days with snowfall of 0.1" or greater (Average is 13 days)
6 days with snowfall of 1.0" or greater (Average is 5 days)

Notes:

December was the 8th consecutive month with an above average temperature (May-Dec)

December 1-31, 2016 temperature departure map.  Source:  http://mrcc.isws.illinois.edu/




















December 1-31, 2016 precipitation departure map.  Source:  http://mrcc.isws.illinois.edu/




















December 1-31, 2016 snowfall departure map.  Source:  http://mrcc.isws.illinois.edu/




















December 2015 Climate Summary for Duluth, Minnesota

Average temperature:  26.4 degrees
Departure:  +11.6 degrees above normal

17 days with a high temperature of 32 F or warmer
5 days with a high temperature of 40 F or warmer

Total precipitation:  3.70"
Departure:  +2.49" above normal

Total snowfall:  24.6"
Departure:  +6.9" above normal

13 days with snowfall of 0.1" or greater
5 days with snowfall 1.0" or greater

Tim