118  
CDUS43 KDLH 210621  
CLIINL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
121 AM CDT THU OCT 21 2021  
   
...............................
 
 
   
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR OCTOBER 20 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1895 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 4:12 PM 80 1953 49 -4 33  
MINIMUM 33 11:50 PM 10 2020 30 3 10  
AVERAGE 39 39 0 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.00 1909 0.07 -0.07 0.11  
MONTH TO DATE 1.89 1.49 0.40 2.35  
SINCE SEP 1 5.12 4.49 0.63 4.16  
SINCE JAN 1 16.28 22.26 -5.98 19.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.1 1991 0.1 -0.1 1.4  
MONTH TO DATE 0.0 0.6 -0.6 1.6  
SINCE SEP 1 0.0 0.7 -0.7 1.6  
SINCE JUL 1 0.0 0.7 -0.7 1.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 26 0 43  
MONTH TO DATE 197 427 -230 464  
SINCE SEP 1 386 763 -377 831  
SINCE JUL 1 477 953 -476 920  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 16 12 4 2  
SINCE JAN 1 403 174 229 249    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 6:00 AM  
LOWEST 56 4:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 79 1953  
MINIMUM TEMPERATURE (F) 29 14 1917  
 
SUNRISE AND SUNSET  
OCTOBER 21 2021.......SUNRISE 7:43 AM CDT SUNSET 6:12 PM CDT  
OCTOBER 22 2021.......SUNRISE 7:45 AM CDT SUNSET 6:10 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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