288  
CDUS43 KDLH 220628  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
128 AM CDT WED OCT 22 2025  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 21 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 43 11:52 AM 80 1901 50 -7 70  
MINIMUM 39 1:09 AM 14 1913 34 5 46  
AVERAGE 41 42 -1 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.24 2019 0.09 -0.08 0.00  
MONTH TO DATE 0.44 2.10 -1.66 0.31  
SINCE SEP 1 2.97 5.58 -2.61 0.62  
SINCE JAN 1 18.25 26.94 -8.69 22.98  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.2 1995 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.1 -1.1 0.0  
SINCE SEP 1 0.0 1.2 -1.2 0.0  
SINCE JUL 1 0.0 1.2 -1.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 23 1 7  
MONTH TO DATE 274 392 -118 279  
SINCE SEP 1 459 646 -187 360  
SINCE JUL 1 579 760 -181 413  
 
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 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 15.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 PM  
LOWEST 79 11:00 AM  
AVERAGE 86  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 76 1901  
MINIMUM TEMPERATURE (F) 33 9 1936  
 
SUNRISE AND SUNSET  
OCTOBER 22 2025.......SUNRISE 7:37 AM CDT SUNSET 6:09 PM CDT  
OCTOBER 23 2025.......SUNRISE 7:38 AM CDT SUNSET 6:07 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MN Page
The Nexlab WI Page Main Text Page