104  
CDUS43 KDLH 180637  
CLIINL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
137 AM CDT FRI SEP 18 2026  
   
...............................
 
 
   
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR SEPTEMBER 17 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 2:43 PM 84 1920 66 -1 74  
1998  
2024  
MINIMUM 39 11:59 PM 23 2020 42 -3 49  
AVERAGE 52 54 -2 62  
 
PRECIPITATION (IN)  
YESTERDAY T 1.58 1955 0.10 -0.10 0.00  
MONTH TO DATE 1.88 1.77 0.11 1.24  
SINCE SEP 1 1.88 1.77 0.11 1.24  
SINCE JAN 1 14.61 19.54 -4.93 17.63  
 
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 SEP 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 13 12 1 3  
MONTH TO DATE 111 150 -39 143  
SINCE SEP 1 111 150 -39 143  
SINCE JUL 1 227 340 -113 286  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 16 10 6 15  
SINCE SEP 1 16 10 6 15  
SINCE JAN 1 272 172 100 221    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 9:00 PM  
LOWEST 52 5:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 84 2024  
MINIMUM TEMPERATURE (F) 41 20 2012  
2020  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2026.....SUNRISE 6:55 AM CDT SUNSET 7:20 PM CDT  
SEPTEMBER 19 2026.....SUNRISE 6:56 AM CDT SUNSET 7:17 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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