262  
CDUS43 KDMX 160643  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1243 AM CST MON DEC 16 2024  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 15 2024  
 
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)  
YESTERDAY  
MAXIMUM 36 135 PM 74 2021 34 2 50  
MINIMUM 32 704 PM -21 1917 17 15 26  
AVERAGE 34 25 9 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 2014 0.04 -0.04 0.00  
MONTH TO DATE 0.40 0.74 -0.34 0.01  
SINCE DEC 1 0.40 0.74 -0.34 0.01  
SINCE JAN 1 39.90 35.59 4.31 21.79  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.5 1925 0.3 -0.3 0.0  
2010  
MONTH TO DATE 0.7 4.4 -3.7 T  
SINCE DEC 1 0.7 4.4 -3.7 T  
SINCE JUL 1 0.9 7.8 -6.9 2.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 40 -9 27  
MONTH TO DATE 593 557 36 471  
SINCE DEC 1 593 557 36 471  
SINCE JUL 1 1615 1935 -320 1622  
 
COOLING  
YESTERDAY 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 20 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 88 1100 AM  
AVERAGE 92  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 63 1939  
MINIMUM TEMPERATURE (F) 17 -20 1932  
 
SUNRISE AND SUNSET  
DECEMBER 16 2024......SUNRISE 733 AM CST SUNSET 438 PM CST  
DECEMBER 17 2024......SUNRISE 734 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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