930  
CDUS43 KDMX 092336  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
536 PM CST SAT DEC 09 2023  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR DECEMBER 9 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 44 1211 AM 61 1946 36 8 36  
MINIMUM 31 459 PM -16 1917 19 12 33  
AVERAGE 38 27 11 35  
 
PRECIPITATION (IN)  
TODAY T 0.43 2009 0.05 -0.05 0.31  
MONTH TO DATE 0.01 0.46 -0.45 0.45  
SINCE DEC 1 0.01 0.46 -0.45 0.45  
SINCE JAN 1 21.79 35.31 -13.52 32.90  
 
SNOWFALL (IN)  
TODAY T 5.2 2009 0.3 -0.3 0.5  
MONTH TO DATE T 2.5 -2.5 0.5  
SINCE DEC 1 T 2.5 -2.5 0.5  
SINCE JUL 1 2.1 5.9 -3.8 5.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 38 -11 30  
MONTH TO DATE 261 324 -63 329  
SINCE DEC 1 261 324 -63 329  
SINCE JUL 1 1412 1702 -290 1700  
 
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 26 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 14.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 500 PM  
LOWEST 59 900 AM  
AVERAGE 71  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 60 2020  
MINIMUM TEMPERATURE (F) 19 -29 1919  
 
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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