876  
CDUS43 KDMX 300637  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
137 AM CDT SAT AUG 30 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 29 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 82 306 PM 98 1984 81 1 93  
MINIMUM 58 308 AM 37 1946 58 0 70  
AVERAGE 70 70 0 82  
 
PRECIPITATION (IN)  
YESTERDAY T 2.87 1993 0.14 -0.14 0.95  
MONTH TO DATE 3.09 3.91 -0.82 1.75  
SINCE JUN 1 19.62 13.97 5.65 14.38  
SINCE JAN 1 30.66 26.84 3.82 33.62  
 
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 1 -1 0  
MONTH TO DATE 15 3 12 5  
SINCE JUN 1 21 24 -3 6  
SINCE JUL 1 15 6 9 6  
 
COOLING  
YESTERDAY 5 6 -1 17  
MONTH TO DATE 196 214 -18 245  
SINCE JUN 1 757 723 34 775  
SINCE JAN 1 803 795 8 811    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 51 300 PM  
AVERAGE 76  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 1937  
2012  
MINIMUM TEMPERATURE (F) 58 34 1915  
 
SUNRISE AND SUNSET  
AUGUST 30 2025........SUNRISE 633 AM CDT SUNSET 747 PM CDT  
AUGUST 31 2025........SUNRISE 634 AM CDT SUNSET 745 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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