658  
CDUS43 KDLH 130637  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
137 AM CDT WED AUG 13 2025  
   
...............................  
 
   
..THE DULUTH CLIMATE SUMMARY FOR AUGUST 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 77 2:47 PM 89 1965 77 0 82  
MINIMUM 60 11:59 PM 42 1990 56 4 55  
AVERAGE 69 66 3 69  
 
PRECIPITATION (IN)  
YESTERDAY T 3.11 1999 0.12 -0.12 0.00  
MONTH TO DATE 0.06 1.41 -1.35 1.13  
SINCE JUN 1 6.75 9.72 -2.97 10.19  
SINCE JAN 1 13.81 19.04 -5.23 20.01  
 
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 0 2 -2 0  
MONTH TO DATE 4 15 -11 24  
SINCE JUN 1 212 217 -5 155  
SINCE JUL 1 58 65 -7 44  
 
COOLING  
YESTERDAY 4 3 1 4  
MONTH TO DATE 53 39 14 27  
SINCE JUN 1 185 185 0 187  
SINCE JAN 1 196 192 4 188    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 48 4:00 PM  
AVERAGE 73  
   
......................................................  
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 1970  
MINIMUM TEMPERATURE (F) 56 37 1964  
 
SUNRISE AND SUNSET  
AUGUST 13 2025........SUNRISE 6:04 AM CDT SUNSET 8:22 PM CDT  
AUGUST 14 2025........SUNRISE 6:06 AM CDT SUNSET 8:20 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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