389  
CDUS43 KDLH 180639  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
139 AM CDT WED OCT 18 2023  
   
...............................
 
 
   
..THE DULUTH CLIMATE SUMMARY FOR OCTOBER 17 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 60 2:59 PM 80 1961 52 8 33  
MINIMUM 28 6:41 AM 12 1952 35 -7 24  
AVERAGE 44 44 0 29  
 
PRECIPITATION (IN)  
YESTERDAY T 1.16 1990 0.09 -0.09 T  
MONTH TO DATE 0.43 1.74 -1.31 0.45  
SINCE SEP 1 10.79 5.22 5.57 3.18  
SINCE JAN 1 27.43 26.58 0.85 26.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.2 1990 0.0 0.0 T  
MONTH TO DATE 0.0 0.6 -0.6 5.1  
SINCE SEP 1 0.0 0.7 -0.7 5.1  
SINCE JUL 1 T 0.7 -0.7 5.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 21 0 36  
MONTH TO DATE 268 302 -34 309  
SINCE SEP 1 423 556 -133 524  
SINCE JUL 1 518 670 -152 595  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 16 0 16 0  
SINCE SEP 1 84 21 63 28  
SINCE JAN 1 290 254 36 239    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 7:00 AM  
LOWEST 51 12:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE DULUTH CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 79 1945  
MINIMUM TEMPERATURE (F) 35 16 1972  
 
SUNRISE AND SUNSET  
OCTOBER 18 2023.......SUNRISE 7:31 AM CDT SUNSET 6:16 PM CDT  
OCTOBER 19 2023.......SUNRISE 7:32 AM CDT SUNSET 6:15 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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