734   
CDUS43 KDLH 130643  
CLIDLH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE DULUTH MN  
143 AM CDT MON OCT 13 2025  
   
...............................  
  
   
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 12 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         63   3:44 PM  81    1995  55      8       50          
  MINIMUM         50   7:06 AM  18    1936  37     13       43          
                                      1988                             
  AVERAGE         57                        46     11       47       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.18          1.17 2020   0.10   0.08     0.04       
  MONTH TO DATE    0.28                      1.25  -0.97     0.05       
  SINCE SEP 1      2.81                      4.73  -1.92     0.36       
  SINCE JAN 1     18.09                     26.09  -8.00    22.72       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           2.3  2006   0.0    0.0      0.0        
  MONTH TO DATE    0.0                       0.3   -0.3      0.0        
  SINCE SEP 1      0.0                       0.4   -0.4      0.0        
  SINCE JUL 1      0.0                       0.4   -0.4      0.0        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        8                        19    -11       18          
  MONTH TO DATE  123                       200    -77      149          
  SINCE SEP 1    308                       454   -146      230          
  SINCE JUL 1    428                       568   -140      283          
  
 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    22   HIGHEST WIND DIRECTION     S (160)         
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    SE (140)         
  AVERAGE WIND SPEED    14.2                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.6                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    93          11:00 PM                                        
 LOWEST     67          12:00 PM                                        
 AVERAGE    80                                                          
   
......................................................  
  
THE DULUTH CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   54        80      1956                        
 MINIMUM TEMPERATURE (F)   37        19      1917                        
  
SUNRISE AND SUNSET                                                      
OCTOBER 13 2025.......SUNRISE   7:24 AM CDT   SUNSET   6:25 PM CDT       
OCTOBER 14 2025.......SUNRISE   7:26 AM CDT   SUNSET   6:23 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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