577  
CDUS43 KDLH 140643  
CLIINL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
143 AM CDT THU AUG 14 2025  
   
...............................
 
 
   
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR AUGUST 13 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 69 2:33 PM 94 1970 77 -8 82  
MINIMUM 50 11:48 PM 33 1997 50 0 50  
AVERAGE 60 64 -4 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.00 1919 0.10 -0.10 0.00  
MONTH TO DATE 0.65 1.16 -0.51 0.31  
SINCE JUN 1 10.41 8.91 1.50 8.55  
SINCE JAN 1 15.79 16.11 -0.32 17.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1996 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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 3 2 0  
MONTH TO DATE 15 34 -19 40  
SINCE JUN 1 231 269 -38 218  
SINCE JUL 1 77 109 -32 69  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 42 26 16 2  
SINCE JUN 1 143 131 12 126  
SINCE JAN 1 195 139 56 126    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 50 4:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 92 1922  
1961  
MINIMUM TEMPERATURE (F) 50 35 1964  
1997  
2013  
 
SUNRISE AND SUNSET  
AUGUST 14 2025........SUNRISE 6:06 AM CDT SUNSET 8:29 PM CDT  
AUGUST 15 2025........SUNRISE 6:07 AM CDT SUNSET 8:27 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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