092  
CDUS43 KDMX 202233  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
533 PM CDT WED AUG 20 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 20 2025
 
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 317 PM 101 1916 83 0 78  
MINIMUM 68 606 AM 33 1950 61 7 56  
AVERAGE 76 72 4 67  
 
PRECIPITATION (IN)  
TODAY 0.00 4.92 1966 0.14 -0.14 0.00  
MONTH TO DATE 3.06 2.73 0.33 0.61  
SINCE JUN 1 19.59 12.79 6.80 13.24  
SINCE JAN 1 30.63 25.66 4.97 32.48  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 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 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE JUN 1 6 21 -15 4  
SINCE JUL 1 0 3 -3 4  
 
COOLING  
TODAY 11 7 4 2  
MONTH TO DATE 177 158 19 140  
SINCE JUN 1 738 667 71 670  
SINCE JAN 1 784 739 45 706    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 60 200 PM  
AVERAGE 80  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 100 1916  
MINIMUM TEMPERATURE (F) 60 39 2004  
 
SUNRISE AND SUNSET  
AUGUST 20 2025........SUNRISE 622 AM CDT SUNSET 803 PM CDT  
AUGUST 21 2025........SUNRISE 623 AM CDT SUNSET 801 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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