924  
CDUS43 KDLH 150726  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
126 AM CST MON DEC 15 2025  
   
...............................  
 
   
..THE DULUTH CLIMATE SUMMARY FOR DECEMBER 14 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1870 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 8 11:35 PM 52 1894 25 -17 30  
MINIMUM -16 7:54 AM -26 1901 10 -26 13  
AVERAGE -4 18 -22 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.20 2005 0.05 -0.05 0.06  
MONTH TO DATE 0.36 0.71 -0.35 0.49  
SINCE DEC 1 0.36 0.71 -0.35 0.49  
SINCE JAN 1 20.00 30.42 -10.42 27.15  
 
SNOWFALL (IN)  
YESTERDAY 0.0 13.2 2005 0.6 -0.6 0.2  
MONTH TO DATE 5.4 8.4 -3.0 3.4  
SINCE DEC 1 5.4 8.4 -3.0 3.4  
SINCE JUL 1 22.1 25.3 -3.2 10.5  
SNOW DEPTH 10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 69 48 21 43  
MONTH TO DATE 825 631 194 678  
SINCE DEC 1 825 631 194 678  
SINCE JUL 1 2653 2702 -49 2170  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 246 255 -9 308    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 3:00 AM  
LOWEST 56 12:00 PM  
AVERAGE 67  
   
......................................................  
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 25 49 2021  
MINIMUM TEMPERATURE (F) 10 -25 1919  
1926  
 
SUNRISE AND SUNSET  
DECEMBER 15 2025......SUNRISE 7:47 AM CST SUNSET 4:21 PM CST  
DECEMBER 16 2025......SUNRISE 7:48 AM CST SUNSET 4:21 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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