601  
CDUS43 KDLH 210626  
CLIINL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
126 AM CDT THU AUG 21 2025  
   
...............................  
 
   
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR AUGUST 20 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 4:30 PM 91 1910 76 3 77  
2021  
MINIMUM 45 5:21 AM 32 1907 49 -4 52  
AVERAGE 62 62 0 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1988 0.09 -0.09 0.00  
MONTH TO DATE 0.67 1.78 -1.11 0.67  
SINCE JUN 1 10.43 9.53 0.90 8.91  
SINCE JAN 1 15.81 16.73 -0.92 17.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1952 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 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  
YESTERDAY 3 4 -1 0  
MONTH TO DATE 32 59 -27 41  
SINCE JUN 1 248 294 -46 219  
SINCE JUL 1 94 134 -40 70  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 42 38 4 7  
SINCE JUN 1 143 143 0 131  
SINCE JAN 1 195 151 44 131    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 52 2:00 PM  
AVERAGE 76  
   
......................................................  
 
THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 87 1971  
MINIMUM TEMPERATURE (F) 49 32 2004  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 6:16 AM CDT SUNSET 8:16 PM CDT  
AUGUST 22 2025........SUNRISE 6:17 AM CDT SUNSET 8:14 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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