291   
CDUS43 KDLH 180632  
CLIDLH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE DULUTH MN  
132 AM CDT SAT OCT 18 2025  
   
...............................  
  
   
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 17 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         67   2:40 PM  80    1961  52     15       69          
  MINIMUM         52  11:50 PM  12    1952  35     17       45          
  AVERAGE         60                        44     16       57       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.02          1.16 1990   0.09  -0.07     0.00       
  MONTH TO DATE    0.37                      1.74  -1.37     0.21       
  SINCE SEP 1      2.90                      5.22  -2.32     0.52       
  SINCE JAN 1     18.18                     26.58  -8.40    22.88       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           3.2  1990   0.0    0.0      0.0        
  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        5                        21    -16        8          
  MONTH TO DATE  197                       302   -105      252          
  SINCE SEP 1    382                       556   -174      333          
  SINCE JUL 1    502                       670   -168      386          
  
 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    26   HIGHEST WIND DIRECTION    SW (220)         
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    SW (230)         
  AVERAGE WIND SPEED    12.7                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.7                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    97           5:00 AM                                        
 LOWEST     56           5:00 PM                                        
 AVERAGE    77                                                          
   
......................................................  
  
THE DULUTH CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   52        79      1945                        
 MINIMUM TEMPERATURE (F)   35        16      1972                        
  
SUNRISE AND SUNSET                                                      
OCTOBER 18 2025.......SUNRISE   7:31 AM CDT   SUNSET   6:16 PM CDT       
OCTOBER 19 2025.......SUNRISE   7:33 AM CDT   SUNSET   6:14 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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