602  
CDUS43 KDLH 142134  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
434 PM CDT SUN SEP 14 2025  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 14 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 65 2:55 PM 84 1920 68 -3 75  
MINIMUM 58 12:14 AM 30 1964 48 10 58  
AVERAGE 62 58 4 67  
 
PRECIPITATION (IN)  
TODAY 0.00 3.30 1941 0.12 -0.12 T  
MONTH TO DATE 1.90 1.67 0.23 0.08  
SINCE SEP 1 1.90 1.67 0.23 0.08  
SINCE JAN 1 17.18 23.03 -5.85 22.44  
 
SNOWFALL (IN)  
TODAY 0.0 T 1984 0.0 0.0 0.0  
2011  
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 3 8 -5 0  
MONTH TO DATE 126 81 45 44  
SINCE SEP 1 126 81 45 44  
SINCE JUL 1 246 195 51 97  
 
COOLING  
TODAY 0 1 -1 2  
MONTH TO DATE 1 15 -14 20  
SINCE SEP 1 1 15 -14 20  
SINCE JAN 1 221 248 -27 258    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 87 3:00 PM  
AVERAGE 94  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 89 1939  
MINIMUM TEMPERATURE (F) 48 27 1964  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2025.....SUNRISE 6:46 AM CDT SUNSET 7:22 PM CDT  
SEPTEMBER 15 2025.....SUNRISE 6:47 AM CDT SUNSET 7:20 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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