528  
CDUS43 KDMX 172330  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
530 PM CST TUE DEC 17 2024  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 17 2024  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 32 238 PM 58 1939 33 -1 38  
MINIMUM 24 704 AM -16 1914 17 7 34  
AVERAGE 28 25 3 36  
 
PRECIPITATION (IN)  
TODAY 0.00 0.28 1895 0.04 -0.04 0.00  
MONTH TO DATE 0.40 0.83 -0.43 0.12  
SINCE DEC 1 0.40 0.83 -0.43 0.12  
SINCE JAN 1 39.90 35.68 4.22 21.90  
 
SNOWFALL (IN)  
TODAY 0.0 2.5 1990 0.3 -0.3 0.0  
MONTH TO DATE 0.7 5.1 -4.4 T  
SINCE DEC 1 0.7 5.1 -4.4 T  
SINCE JUL 1 0.9 8.5 -7.6 2.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 37 40 -3 29  
MONTH TO DATE 656 637 19 524  
SINCE DEC 1 656 637 19 524  
SINCE JUL 1 1678 2015 -337 1675  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 996 916 80 1115    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 700 AM  
LOWEST 71 1000 AM  
AVERAGE 78  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 57 1923  
2002  
MINIMUM TEMPERATURE (F) 16 -23 1983  
 
SUNRISE AND SUNSET  
DECEMBER 17 2024......SUNRISE 734 AM CST SUNSET 438 PM CST  
DECEMBER 18 2024......SUNRISE 735 AM CST SUNSET 438 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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