339  
CDUS43 KDLH 170632  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
132 AM CDT FRI OCT 17 2025  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 16 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 58 11:59 PM 81 1953 53 5 58  
MINIMUM 48 2:54 AM 16 1952 36 12 26  
AVERAGE 53 44 9 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 2.09 1998 0.10 -0.06 0.00  
MONTH TO DATE 0.35 1.65 -1.30 0.21  
SINCE SEP 1 2.88 5.13 -2.25 0.52  
SINCE JAN 1 18.16 26.49 -8.33 22.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1992 0.1 -0.1 0.0  
2022  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE SEP 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 0.0 0.7 -0.7 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 21 -9 23  
MONTH TO DATE 192 281 -89 244  
SINCE SEP 1 377 535 -158 325  
SINCE JUL 1 497 649 -152 378  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 11 0 11 0  
SINCE SEP 1 26 21 5 70  
SINCE JAN 1 246 254 -8 308    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 PM  
LOWEST 74 11:00 AM  
AVERAGE 86  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 80 1961  
MINIMUM TEMPERATURE (F) 35 12 1952  
 
SUNRISE AND SUNSET  
OCTOBER 17 2025.......SUNRISE 7:30 AM CDT SUNSET 6:17 PM CDT  
OCTOBER 18 2025.......SUNRISE 7:31 AM CDT SUNSET 6:16 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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