366   
CDUS43 KDLH 200640  
CLIDLH  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE DULUTH MN  
140 AM CDT TUE MAY 20 2025  
   
...............................  
  
   
..THE DULUTH CLIMATE SUMMARY FOR MAY 19 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         68   9:53 AM  85    1925  64      4       73          
                                      1941                             
                                      1972                             
  MINIMUM         33   4:25 AM  26    1929  42     -9       45          
  AVERAGE         51                        53     -2       59       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          2.16 1877   0.11  -0.11      T         
  MONTH TO DATE    1.09                      1.97  -0.88     1.96       
  SINCE MAR 1      5.10                      5.96  -0.86     6.56       
  SINCE JAN 1      6.67                      7.92  -1.25     7.63       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           2.4  2019   0.0    0.0      0.0        
  MONTH TO DATE    T                         0.7   -0.7       T         
  SINCE MAR 1     14.7                      22.6   -7.9     20.0        
  SINCE JUL 1     55.5                      90.1  -34.6     38.7        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY       14                        12      2        6          
  MONTH TO DATE  220                       288    -68      245          
  SINCE MAR 1   2056                      2230   -174     2002          
  SINCE JUL 1   8151                      8842   -691     7503          
  
 COOLING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE   11                         0     11        0          
  SINCE MAR 1     11                         0     11        0          
  SINCE JAN 1     11                         0     11        0           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION     E (80)          
  HIGHEST GUST SPEED    44   HIGHEST GUST DIRECTION     E (70)          
  AVERAGE WIND SPEED    20.2                                          
  
SKY COVER                                                               
  AVERAGE SKY COVER 0.6                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    88           1:00 AM                                        
 LOWEST     34           3:00 PM                                        
 AVERAGE    61                                                          
   
......................................................  
  
THE DULUTH CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   65        88      2009                        
 MINIMUM TEMPERATURE (F)   42        26      1986                        
  
SUNRISE AND SUNSET                                                      
MAY 20 2025...........SUNRISE   5:28 AM CDT   SUNSET   8:43 PM CDT       
MAY 21 2025...........SUNRISE   5:27 AM CDT   SUNSET   8:45 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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