311  
CDUS43 KDMX 100642  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
142 AM CDT THU JUL 10 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR JULY 9 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 86 336 PM 104 1936 85 1 83  
MINIMUM 65 435 AM 44 1895 64 1 63  
AVERAGE 76 75 1 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.86 1951 0.15 -0.15 0.00  
MONTH TO DATE 1.53 1.41 0.12 2.44  
SINCE JUN 1 8.07 7.13 0.94 9.68  
SINCE JAN 1 19.11 20.00 -0.89 28.92  
 
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 11 10 1 8  
MONTH TO DATE 106 90 16 59  
SINCE JUN 1 356 302 54 316  
SINCE JAN 1 402 374 28 352    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 3.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 48 200 PM  
AVERAGE 74  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 106 1936  
MINIMUM TEMPERATURE (F) 64 45 1895  
 
SUNRISE AND SUNSET  
JULY 10 2025..........SUNRISE 542 AM CDT SUNSET 848 PM CDT  
JULY 11 2025..........SUNRISE 543 AM CDT SUNSET 847 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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