719  
CDUS43 KDMX 302333  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
533 PM CST TUE DEC 30 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 30 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 32 459 PM 60 1965 30 2 37  
MINIMUM 9 456 AM -19 1976 13 -4 29  
AVERAGE 21 21 0 33  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 1906 0.04 -0.04 0.00  
MONTH TO DATE 0.58 1.40 -0.82 1.45  
SINCE DEC 1 0.58 1.40 -0.82 1.45  
SINCE JAN 1 35.46 36.25 -0.79 40.95  
 
SNOWFALL (IN)  
TODAY 0.0 3.6 1971 0.3 -0.3 0.0  
MONTH TO DATE 5.2 9.5 -4.3 2.4  
SINCE DEC 1 5.2 9.5 -4.3 2.4  
SINCE JUL 1 19.7 12.9 6.8 2.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 44 44 0 32  
MONTH TO DATE 1326 1184 142 1081  
SINCE DEC 1 1326 1184 142 1081  
SINCE JUL 1 2499 2562 -63 2103  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 985 916 69 996    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 500 AM  
LOWEST 71 100 PM  
AVERAGE 80  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 59 1965  
MINIMUM TEMPERATURE (F) 13 -23 1976  
 
SUNRISE AND SUNSET  
DECEMBER 30 2025......SUNRISE 739 AM CST SUNSET 446 PM CST  
DECEMBER 31 2025......SUNRISE 739 AM CST SUNSET 446 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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