591  
CDUS43 KDMX 150632  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
132 AM CDT WED OCT 15 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 14 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 56 503 PM 90 1897 64 -8 54  
MINIMUM 48 144 AM 20 1917 41 7 33  
1937  
AVERAGE 52 53 -1 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 2.13 2012 0.10 -0.01 0.00  
MONTH TO DATE 0.41 1.37 -0.96 0.01  
SINCE SEP 1 1.30 4.51 -3.21 0.45  
SINCE JAN 1 31.96 31.61 0.35 34.10  
 
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 SEP 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 13 13 0 21  
MONTH TO DATE 66 143 -77 88  
SINCE SEP 1 119 252 -133 122  
SINCE JUL 1 134 265 -131 128  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 45 10 35 11  
SINCE SEP 1 172 107 65 154  
SINCE JAN 1 979 913 66 976    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1000 PM  
LOWEST 59 800 AM  
AVERAGE 76  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 85 1899  
1953  
1963  
MINIMUM TEMPERATURE (F) 41 21 1937  
 
SUNRISE AND SUNSET  
OCTOBER 15 2025.......SUNRISE 723 AM CDT SUNSET 627 PM CDT  
OCTOBER 16 2025.......SUNRISE 724 AM CDT SUNSET 625 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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