887  
CDUS43 KDLH 180625  
CLIINL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
125 AM CDT MON AUG 18 2025  
   
...............................
 
 
   
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR AUGUST 17 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 71 1:42 PM 92 2021 76 -5 79  
MINIMUM 51 5:35 AM 35 1954 50 1 53  
AVERAGE 61 63 -2 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.51 2005 0.09 -0.09 0.00  
MONTH TO DATE 0.67 1.51 -0.84 0.67  
SINCE JUN 1 10.43 9.26 1.17 8.91  
SINCE JAN 1 15.81 16.46 -0.65 17.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
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 4 4 0 0  
MONTH TO DATE 22 47 -25 40  
SINCE JUN 1 238 282 -44 218  
SINCE JUL 1 84 122 -38 69  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 42 34 8 7  
SINCE JUN 1 143 139 4 131  
SINCE JAN 1 195 147 48 131    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 56 10:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1955  
2003  
MINIMUM TEMPERATURE (F) 50 36 1910  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 6:12 AM CDT SUNSET 8:22 PM CDT  
AUGUST 19 2025........SUNRISE 6:13 AM CDT SUNSET 8:20 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MN Page
The Nexlab WI Page Main Text Page