332  
CDUS43 KDLH 160636  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
136 AM CDT THU OCT 16 2025  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 15 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 56 3:17 PM 82 1929 53 3 50  
MINIMUM 44 5:33 AM 21 1952 36 8 29  
AVERAGE 50 45 5 40  
 
PRECIPITATION (IN)  
YESTERDAY T 1.34 1933 0.10 -0.10 0.00  
MONTH TO DATE 0.31 1.55 -1.24 0.21  
SINCE SEP 1 2.84 5.03 -2.19 0.52  
SINCE JAN 1 18.12 26.39 -8.27 22.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.9 1966 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.5 -0.5 0.0  
SINCE SEP 1 0.0 0.6 -0.6 0.0  
SINCE JUL 1 0.0 0.6 -0.6 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 20 -5 25  
MONTH TO DATE 180 260 -80 221  
SINCE SEP 1 365 514 -149 302  
SINCE JUL 1 485 628 -143 355  
 
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 15 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 12:00 AM  
LOWEST 55 2:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 81 1953  
MINIMUM TEMPERATURE (F) 36 16 1952  
 
SUNRISE AND SUNSET  
OCTOBER 16 2025.......SUNRISE 7:28 AM CDT SUNSET 6:19 PM CDT  
OCTOBER 17 2025.......SUNRISE 7:30 AM CDT SUNSET 6:17 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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