863  
CDUS43 KDMX 232228  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
528 PM CDT WED JUL 23 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR JULY 23 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 91 359 PM 103 1901 85 6 83  
1934  
2012  
MINIMUM 72 138 AM 46 1925 64 8 67  
AVERAGE 82 74 8 75  
 
PRECIPITATION (IN)  
TODAY 0.10 2.25 1968 0.13 -0.03 0.38  
MONTH TO DATE 6.74 3.31 3.43 4.27  
SINCE JUN 1 13.28 9.03 4.25 11.51  
SINCE JAN 1 24.32 21.90 2.42 30.75  
 
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 1  
SINCE JUN 1 6 18 -12 1  
SINCE JUL 1 0 0 0 1  
 
COOLING  
TODAY 17 10 7 10  
MONTH TO DATE 231 230 1 182  
SINCE JUN 1 481 442 39 439  
SINCE JAN 1 527 514 13 475    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 10.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 60 300 PM  
AVERAGE 80  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 107 1901  
MINIMUM TEMPERATURE (F) 64 49 1904  
 
SUNRISE AND SUNSET  
JULY 23 2025..........SUNRISE 553 AM CDT SUNSET 839 PM CDT  
JULY 24 2025..........SUNRISE 554 AM CDT SUNSET 838 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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