933  
CDUS43 KDMX 122233  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
533 PM CDT WED AUG 12 2026  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 12 2026  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 357 PM 102 1936 83 2 84  
MINIMUM 71 1053 AM 45 1964 62 9 64  
1967  
AVERAGE 78 73 5 74  
 
PRECIPITATION (IN)  
TODAY T 1.47 1923 0.13 -0.13 T  
MONTH TO DATE 2.17 1.61 0.56 1.96  
SINCE JUN 1 15.19 11.67 3.52 18.49  
SINCE JAN 1 28.35 24.54 3.81 29.53  
 
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 0  
SINCE JUN 1 14 21 -7 6  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
TODAY 13 8 5 9  
MONTH TO DATE 97 99 -2 89  
SINCE JUN 1 613 608 5 650  
SINCE JAN 1 706 680 26 696    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 68 400 PM  
AVERAGE 84  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1909  
1965  
1995  
MINIMUM TEMPERATURE (F) 62 41 1964  
 
SUNRISE AND SUNSET  
AUGUST 12 2026........SUNRISE 613 AM CDT SUNSET 815 PM CDT  
AUGUST 13 2026........SUNRISE 614 AM CDT SUNSET 814 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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