355  
CDUS43 KDLH 102128  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
428 PM CDT WED SEP 10 2025  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 10 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 69 2:13 PM 85 1908 70 -1 76  
MINIMUM 53 7:22 AM 31 1917 49 4 55  
AVERAGE 61 60 1 66  
 
PRECIPITATION (IN)  
TODAY 0.00 1.80 1951 0.12 -0.12 0.00  
MONTH TO DATE 1.89 1.19 0.70 0.08  
SINCE SEP 1 1.89 1.19 0.70 0.08  
SINCE JAN 1 17.17 22.55 -5.38 22.44  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
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 4 6 -2 0  
MONTH TO DATE 106 52 54 44  
SINCE SEP 1 106 52 54 44  
SINCE JUL 1 226 166 60 97  
 
COOLING  
TODAY 0 1 -1 1  
MONTH TO DATE 1 11 -10 6  
SINCE SEP 1 1 11 -10 6  
SINCE JAN 1 221 244 -23 244    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 59 2:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 92 1931  
MINIMUM TEMPERATURE (F) 49 31 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2025.....SUNRISE 6:40 AM CDT SUNSET 7:30 PM CDT  
SEPTEMBER 11 2025.....SUNRISE 6:42 AM CDT SUNSET 7:28 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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