683  
CDUS43 KDLH 080634  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
134 AM CDT MON SEP 08 2025  
   
...............................  
 
   
..THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 7 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 59 2:49 PM 95 1976 71 -12 67  
MINIMUM 38 6:33 AM 30 1986 50 -12 34  
AVERAGE 49 60 -11 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.57 1991 0.12 -0.12 0.00  
MONTH TO DATE 1.37 0.83 0.54 0.08  
SINCE SEP 1 1.37 0.83 0.54 0.08  
SINCE JAN 1 16.65 22.19 -5.54 22.44  
 
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 SEP 1 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  
YESTERDAY 16 6 10 14  
MONTH TO DATE 87 34 53 43  
SINCE SEP 1 87 34 53 43  
SINCE JUL 1 207 148 59 96  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 8 -7 5  
SINCE SEP 1 1 8 -7 5  
SINCE JAN 1 221 241 -20 243    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 49 3:00 PM  
AVERAGE 75  
   
......................................................  
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 92 1931  
MINIMUM TEMPERATURE (F) 50 32 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 6:38 AM CDT SUNSET 7:34 PM CDT  
SEPTEMBER 9 2025.....SUNRISE 6:39 AM CDT SUNSET 7:32 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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