343  
CDUS43 KDLH 210732  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
132 AM CST SUN DEC 21 2025  
   
...............................  
 
   
..THE DULUTH CLIMATE SUMMARY FOR DECEMBER 20 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 21 7:43 AM 43 1890 23 -2 16  
1923  
MINIMUM -1 11:59 PM -34 1983 8 -9 -3  
AVERAGE 10 16 -6 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.33 2010 0.05 -0.04 T  
MONTH TO DATE 0.44 0.99 -0.55 0.67  
SINCE DEC 1 0.44 0.99 -0.55 0.67  
SINCE JAN 1 20.08 30.70 -10.62 27.33  
 
SNOWFALL (IN)  
YESTERDAY T 6.8 2008 0.6 -0.6 0.1  
MONTH TO DATE 5.9 12.1 -6.2 6.6  
SINCE DEC 1 5.9 12.1 -6.2 6.6  
SINCE JUL 1 22.6 29.0 -6.4 13.7  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 55 49 6 58  
MONTH TO DATE 1119 922 197 952  
SINCE DEC 1 1119 922 197 952  
SINCE JUL 1 2947 2993 -46 2444  
 
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 33 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 17.1  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
BLOWING SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 5:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 71  
   
......................................................  
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 47 1894  
MINIMUM TEMPERATURE (F) 8 -28 1989  
 
SUNRISE AND SUNSET  
DECEMBER 21 2025......SUNRISE 7:51 AM CST SUNSET 4:23 PM CST  
DECEMBER 22 2025......SUNRISE 7:52 AM CST SUNSET 4:24 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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