472  
CDUS43 KDMX 172326  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
526 PM CST SUN DEC 17 2023  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 17 2023  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 38 438 PM 58 1939 33 5 22  
MINIMUM 36 253 PM -16 1914 17 19 9  
AVERAGE 37 25 12 16  
 
PRECIPITATION (IN)  
TODAY 0.00 0.28 1895 0.04 -0.04 0.03  
MONTH TO DATE 0.12 0.83 -0.71 1.00  
SINCE DEC 1 0.12 0.83 -0.71 1.00  
SINCE JAN 1 21.90 35.68 -13.78 33.45  
 
SNOWFALL (IN)  
TODAY 0.0 2.5 1990 0.3 -0.3 0.6  
MONTH TO DATE T 5.1 -5.1 3.1  
SINCE DEC 1 T 5.1 -5.1 3.1  
SINCE JUL 1 2.1 8.5 -6.4 7.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 40 -12 49  
MONTH TO DATE 523 637 -114 601  
SINCE DEC 1 523 637 -114 601  
SINCE JUL 1 1674 2015 -341 1972  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1115 916 199 1023    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1200 AM  
LOWEST 78 1000 AM  
AVERAGE 85  
   
......................................................  
 
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 2023......SUNRISE 734 AM CST SUNSET 438 PM CST  
DECEMBER 18 2023......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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