045  
CDUS43 KDMX 160638  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
138 AM CDT WED JUL 16 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR JULY 15 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 88 257 PM 106 1936 85 3 90  
MINIMUM 68 517 AM 44 1967 64 4 67  
AVERAGE 78 75 3 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.90 1923 0.14 -0.14 0.71  
MONTH TO DATE 5.02 2.26 2.76 3.30  
SINCE JUN 1 11.56 7.98 3.58 10.54  
SINCE JAN 1 22.60 20.85 1.75 29.78  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE JUN 1 6 18 -12 1  
SINCE JUL 1 0 0 0 1  
 
COOLING  
YESTERDAY 13 10 3 14  
MONTH TO DATE 157 150 7 135  
SINCE JUN 1 407 362 45 392  
SINCE JAN 1 453 434 19 428    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1100 PM  
LOWEST 53 500 PM  
AVERAGE 75  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 1901  
MINIMUM TEMPERATURE (F) 64 48 1912  
 
SUNRISE AND SUNSET  
JULY 16 2025..........SUNRISE 547 AM CDT SUNSET 844 PM CDT  
JULY 17 2025..........SUNRISE 548 AM CDT SUNSET 844 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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