354  
CDUS43 KDMX 110630  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1230 AM CST MON DEC 11 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 10 2023
 
 
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)  
YESTERDAY  
MAXIMUM 31 343 PM 60 2020 36 -5 38  
MINIMUM 13 1159 PM -29 1919 19 -6 33  
AVERAGE 22 27 -5 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.28 1964 0.05 -0.05 0.00  
MONTH TO DATE 0.01 0.51 -0.50 0.45  
SINCE DEC 1 0.01 0.51 -0.50 0.45  
SINCE JAN 1 21.79 35.36 -13.57 32.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1909 0.3 -0.3 0.0  
MONTH TO DATE T 2.8 -2.8 0.5  
SINCE DEC 1 T 2.8 -2.8 0.5  
SINCE JUL 1 2.1 6.2 -4.1 5.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 38 5 29  
MONTH TO DATE 306 362 -56 358  
SINCE DEC 1 306 362 -56 358  
SINCE JUL 1 1457 1740 -283 1729  
 
COOLING  
YESTERDAY 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 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 900 PM  
LOWEST 69 100 PM  
AVERAGE 76  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 61 1965  
MINIMUM TEMPERATURE (F) 18 -18 1976  
 
SUNRISE AND SUNSET  
DECEMBER 11 2023......SUNRISE 729 AM CST SUNSET 436 PM CST  
DECEMBER 12 2023......SUNRISE 730 AM CST SUNSET 436 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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