012  
CDUS43 KDMX 092226  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
526 PM CDT FRI MAY 09 2025  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 9 2025  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 359 PM 95 1934 70 7 66  
MINIMUM 41 546 AM 25 2020 47 -6 52  
AVERAGE 59 59 0 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.42 1996 0.14 -0.14 0.78  
MONTH TO DATE 0.11 1.24 -1.13 4.20  
SINCE MAR 1 8.24 7.26 0.98 10.68  
SINCE JAN 1 8.78 9.50 -0.72 13.40  
 
SNOWFALL (IN)  
TODAY 0.0 T 1905 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 4.2 6.4 -2.2 4.9  
SINCE JUL 1 17.1 39.1 -22.0 32.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 7 -1 6  
MONTH TO DATE 59 78 -19 56  
SINCE MAR 1 1148 1432 -284 1207  
SINCE JUL 1 5893 6602 -709 5429  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 3 8 -5 0  
SINCE MAR 1 12 16 -4 4  
SINCE JAN 1 12 16 -4 4    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 600 AM  
LOWEST 25 300 PM  
AVERAGE 54  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 2011  
MINIMUM TEMPERATURE (F) 48 29 1966  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 554 AM CDT SUNSET 819 PM CDT  
MAY 10 2025...........SUNRISE 553 AM CDT SUNSET 820 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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