339  
CDUS43 KDLH 182136  
CLIDLH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
436 PM CDT MON AUG 18 2025  
   
...............................  
 
   
..THE DULUTH CLIMATE SUMMARY FOR AUGUST 18 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 63 2:59 PM 92 1934 76 -13 75  
1955  
MINIMUM 56 12:26 AM 38 1950 55 1 54  
1975  
AVERAGE 60 65 -5 65  
 
PRECIPITATION (IN)  
TODAY 0.26 2.75 1990 0.11 0.15 0.00  
MONTH TO DATE 0.84 2.14 -1.30 2.53  
SINCE JUN 1 7.53 10.45 -2.92 11.59  
SINCE JAN 1 14.59 19.77 -5.18 21.41  
 
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 5 2 3 0  
MONTH TO DATE 16 27 -11 24  
SINCE JUN 1 224 229 -5 155  
SINCE JUL 1 70 77 -7 44  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 61 55 6 48  
SINCE JUN 1 193 201 -8 208  
SINCE JAN 1 204 208 -4 209    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 PM  
LOWEST 87 8:00 AM  
AVERAGE 92  
   
......................................................  
 
THE DULUTH CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 1976  
MINIMUM TEMPERATURE (F) 55 37 2004  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 6:11 AM CDT SUNSET 8:13 PM CDT  
AUGUST 19 2025........SUNRISE 6:12 AM CDT SUNSET 8:12 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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