126  
CDUS43 KDLH 210625  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
125 AM CDT THU SEP 21 2023  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR SEPTEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1870 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 2:54 PM 87 1891 66 12 83  
MINIMUM 55 4:42 AM 23 1962 46 9 58  
AVERAGE 67 56 11 71  
 
PRECIPITATION (IN)  
YESTERDAY T 3.77 1972 0.11 -0.11 0.00  
MONTH TO DATE 5.19 2.36 2.83 2.00  
SINCE SEP 1 5.19 2.36 2.83 2.00  
SINCE JAN 1 21.83 23.72 -1.89 25.64  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2017 0.0 0.0 0.0  
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 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 0  
MONTH TO DATE 116 134 -18 67  
SINCE SEP 1 116 134 -18 67  
SINCE JUL 1 211 248 -37 138  
 
COOLING  
YESTERDAY 2 0 2 6  
MONTH TO DATE 66 19 47 28  
SINCE SEP 1 66 19 47 28  
SINCE JAN 1 272 252 20 239    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 58 2:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 88 1908  
MINIMUM TEMPERATURE (F) 45 28 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 6:54 AM CDT SUNSET 7:09 PM CDT  
SEPTEMBER 22 2023.....SUNRISE 6:55 AM CDT SUNSET 7:07 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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