164  
CDUS43 KDLH 010635  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
135 AM CDT FRI AUG 01 2025  
   
...............................  
 
   
..THE DULUTH CLIMATE SUMMARY FOR JULY 31 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 71 3:10 PM 95 2006 78 -7 85  
MINIMUM 51 11:55 PM 42 1924 57 -6 59  
AVERAGE 61 67 -6 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 1879 0.11 -0.11 0.00  
MONTH TO DATE 3.75 3.92 -0.17 1.34  
SINCE JUN 1 6.69 8.31 -1.62 9.06  
SINCE JAN 1 13.75 17.63 -3.88 18.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 1 3 0  
MONTH TO DATE 54 47 7 20  
SINCE JUN 1 208 199 9 131  
SINCE JUL 1 54 47 7 20  
 
COOLING  
YESTERDAY 0 4 -4 7  
MONTH TO DATE 105 110 -5 144  
SINCE JUN 1 132 146 -14 160  
SINCE JAN 1 143 153 -10 161    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 32 12:00 PM  
AVERAGE 61  
   
......................................................  
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 1930  
MINIMUM TEMPERATURE (F) 57 41 1905  
 
SUNRISE AND SUNSET  
AUGUST 1 2025........SUNRISE 5:49 AM CDT SUNSET 8:40 PM CDT  
AUGUST 2 2025........SUNRISE 5:50 AM CDT SUNSET 8:39 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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