575  
CDUS43 KDMX 312335  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
535 PM CST SUN DEC 31 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 31 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 35 1247 PM 59 1965 29 6 36  
MINIMUM 28 138 AM -23 1976 13 15 24  
AVERAGE 32 21 11 30  
 
PRECIPITATION (IN)  
TODAY 0.01 0.62 1977 0.04 -0.03 0.04  
MONTH TO DATE 0.85 1.44 -0.59 1.59  
SINCE DEC 1 0.85 1.44 -0.59 1.59  
SINCE JAN 1 22.63 36.29 -13.66 34.04  
 
SNOWFALL (IN)  
TODAY 0.1 6.2 1977 0.4 -0.3 0.0  
MONTH TO DATE 0.1 9.9 -9.8 10.3  
SINCE DEC 1 0.1 9.9 -9.8 10.3  
SINCE JUL 1 2.2 13.3 -11.1 15.0  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
TODAY 33 44 -11 35  
MONTH TO DATE 927 1228 -301 1327  
SINCE DEC 1 927 1228 -301 1327  
SINCE JUL 1 2078 2606 -528 2698  
 
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 25 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 16.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 67 100 PM  
AVERAGE 78  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 61 1897  
MINIMUM TEMPERATURE (F) 13 -21 2018  
 
SUNRISE AND SUNSET  
DECEMBER 31 2023......SUNRISE 739 AM CST SUNSET 446 PM CST  
JANUARY 1 2024.......SUNRISE 739 AM CST SUNSET 447 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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