517  
CDUS43 KDLH 150626  
CLIINL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DULUTH MN  
126 AM CDT THU MAY 15 2025  
   
...............................
 
 
   
..THE INTERNATIONAL FALLS CLIMATE SUMMARY FOR MAY 14 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 91R 2:50 PM 89 1991 64 27 64  
MINIMUM 62 11:59 PM 24 1921 37 25 38  
2004  
AVERAGE 77 50 27 51  
 
PRECIPITATION (IN)  
YESTERDAY T 0.78 1974 0.09 -0.09 T  
MONTH TO DATE 0.41 1.17 -0.76 1.01  
SINCE MAR 1 4.07 3.83 0.24 3.55  
SINCE JAN 1 5.28 5.31 -0.03 5.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.5 1974 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE MAR 1 21.8 15.1 6.7 19.6  
SINCE JUL 1 60.1 73.0 -12.9 51.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 15 -15 14  
MONTH TO DATE 117 244 -127 198  
SINCE MAR 1 2132 2335 -203 2146  
SINCE JUL 1 8880 9827 -947 7806  
 
COOLING  
YESTERDAY 12 0 12 0  
MONTH TO DATE 46 0 46 0  
SINCE MAR 1 46 0 46 0  
SINCE JAN 1 46 0 46 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 11:00 PM  
LOWEST 26 2:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE INTERNATIONAL FALLS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 85 1977  
1991  
MINIMUM TEMPERATURE (F) 38 24 2004  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 5:32 AM CDT SUNSET 8:48 PM CDT  
MAY 16 2025...........SUNRISE 5:31 AM CDT SUNSET 8:50 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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