640  
CDUS43 KDLH 200721  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
121 AM CST WED DEC 20 2023  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR DECEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1870 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 1:40 PM 51 1923 24 9 8  
MINIMUM 9 12:38 AM -30 1955 8 1 -9  
1983  
AVERAGE 21 16 5 0  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.42 1951 0.05 -0.05 0.17  
MONTH TO DATE 1.19 0.94 0.25 2.83  
SINCE DEC 1 1.19 0.94 0.25 2.83  
SINCE JAN 1 31.01 30.65 0.36 33.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.3 2008 0.6 -0.6 3.0  
MONTH TO DATE 3.3 11.5 -8.2 40.4  
SINCE DEC 1 3.3 11.5 -8.2 40.4  
SINCE JUL 1 6.3 28.4 -22.1 58.4  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 49 -5 65  
MONTH TO DATE 700 873 -173 880  
SINCE DEC 1 700 873 -173 880  
SINCE JUL 1 2557 2944 -387 2768  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 290 255 35 239    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 10:00 PM  
LOWEST 58 2:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 43 1890  
1923  
MINIMUM TEMPERATURE (F) 8 -34 1983  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 7:50 AM CST SUNSET 4:22 PM CST  
DECEMBER 21 2023......SUNRISE 7:51 AM CST SUNSET 4:23 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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