951  
CDUS43 KDMX 090635  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1235 AM CST SAT DEC 09 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 8 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 57 224 PM 65 1946 36 21 39  
MINIMUM 42 937 PM -18 1917 19 23 14  
AVERAGE 50 28 22 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 2009 0.05 -0.05 0.14  
MONTH TO DATE 0.01 0.41 -0.40 0.14  
SINCE DEC 1 0.01 0.41 -0.40 0.14  
SINCE JAN 1 21.79 35.26 -13.47 32.59  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.4 2009 0.3 -0.3 0.0  
MONTH TO DATE T 2.2 -2.2 T  
SINCE DEC 1 T 2.2 -2.2 T  
SINCE JUL 1 2.1 5.6 -3.5 4.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 37 -22 38  
MONTH TO DATE 234 286 -52 299  
SINCE DEC 1 234 286 -52 299  
SINCE JUL 1 1385 1664 -279 1670  
 
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 17 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 300 AM  
LOWEST 49 200 PM  
AVERAGE 64  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 61 1946  
MINIMUM TEMPERATURE (F) 19 -16 1917  
 
SUNRISE AND SUNSET  
DECEMBER 9 2023......SUNRISE 727 AM CST SUNSET 436 PM CST  
DECEMBER 10 2023......SUNRISE 728 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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