235  
CDUS43 KDMX 190645  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
145 AM CDT SAT JUL 19 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR JULY 18 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 78 603 PM 102 1940 85 -7 79  
MINIMUM 54 343 AM 49 1914 64 -10 54  
AVERAGE 66 75 -9 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.78 1903 0.13 -0.13 0.00  
MONTH TO DATE 5.03 2.66 2.37 3.30  
SINCE JUN 1 11.57 8.38 3.19 10.54  
SINCE JAN 1 22.61 21.25 1.36 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 1 10 -9 2  
MONTH TO DATE 167 180 -13 151  
SINCE JUN 1 417 392 25 408  
SINCE JAN 1 463 464 -1 444    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 74 300 PM  
AVERAGE 87  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 104 1940  
MINIMUM TEMPERATURE (F) 64 47 1912  
 
SUNRISE AND SUNSET  
JULY 19 2025..........SUNRISE 549 AM CDT SUNSET 842 PM CDT  
JULY 20 2025..........SUNRISE 550 AM CDT SUNSET 841 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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