256  
CDUS43 KDMX 210634  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
134 AM CDT TUE MAY 21 2024  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 20 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 531 PM 97 1934 74 6 75  
MINIMUM 63 745 AM 31 1924 52 11 43  
1954  
AVERAGE 72 63 9 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.91 1.28 1933 0.15 0.76 0.00  
MONTH TO DATE 5.72 2.84 2.88 1.57  
SINCE MAR 1 12.20 8.86 3.34 4.50  
SINCE JAN 1 14.92 11.10 3.82 8.81  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 4.9 6.4 -1.5 8.7  
SINCE JUL 1 32.3 39.1 -6.8 38.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 6  
MONTH TO DATE 74 140 -66 73  
SINCE MAR 1 1225 1494 -269 1452  
SINCE JUL 1 5447 6664 -1217 6503  
 
COOLING  
YESTERDAY 7 2 5 0  
MONTH TO DATE 22 27 -5 35  
SINCE MAR 1 26 35 -9 53  
SINCE JAN 1 26 35 -9 53    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 60 500 PM  
AVERAGE 77  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 93 1934  
MINIMUM TEMPERATURE (F) 52 33 1931  
 
SUNRISE AND SUNSET  
MAY 21 2024...........SUNRISE 542 AM CDT SUNSET 831 PM CDT  
MAY 22 2024...........SUNRISE 541 AM CDT SUNSET 832 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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