609   
CDUS43 KDLH 192151  
CLIDLH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE DULUTH MN  
451 PM CDT FRI SEP 19 2025  
   
...............................  
  
   
..THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 19 2025  
  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
  
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)                                                            
 TODAY                                                                 
  MAXIMUM         56   2:52 PM  90    1984  66    -10       80          
  MINIMUM         54  10:05 AM  27    1962  46      8       65          
  AVERAGE         55                        56     -1       73       
  
PRECIPITATION (IN)                                                      
  TODAY            0.24          2.60 1988   0.12   0.12     0.07       
  MONTH TO DATE    2.14                      2.25  -0.11     0.15       
  SINCE SEP 1      2.14                      2.25  -0.11     0.15       
  SINCE JAN 1     17.42                     23.61  -6.19    22.51       
  
SNOWFALL (IN)                                                                
  TODAY            0.0           T    1991   0.0    0.0      0.0        
                                      2012                             
  MONTH TO DATE    0.0                       0.0    0.0      0.0        
  SINCE JUL 1      0.0                       0.0    0.0      0.0        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  TODAY           10                         9      1        0          
  MONTH TO DATE  143                       124     19       44          
  SINCE SEP 1    143                       124     19       44          
  SINCE JUL 1    263                       238     25       97          
  
 COOLING                                                                
  TODAY            0                         0      0        8          
  MONTH TO DATE   10                        19     -9       64          
  SINCE SEP 1     10                        19     -9       64          
  SINCE JAN 1    230                       252    -22      302           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     E (70)          
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     E (70)          
  AVERAGE WIND SPEED    17.4                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 1.0                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED TODAY.                               
  RAIN                                                                  
  LIGHT RAIN                                                            
  FOG                                                                   
  FOG W/VISIBILITY <= 1/4 MILE                                          
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST   100           5:00 AM                                        
 LOWEST     83           1:00 AM                                        
 AVERAGE    92                                                          
   
......................................................  
  
THE DULUTH CLIMATE NORMALS FOR TOMORROW  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   66        87      1891                        
 MINIMUM TEMPERATURE (F)   46        23      1962                        
  
SUNRISE AND SUNSET                                                      
SEPTEMBER 19 2025.....SUNRISE   6:52 AM CDT   SUNSET   7:12 PM CDT       
SEPTEMBER 20 2025.....SUNRISE   6:53 AM CDT   SUNSET   7:10 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
Main Text Page