908  
CDUS43 KDMX 120639  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
139 AM CDT FRI MAY 12 2023  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 11 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 83 227 PM 93 2022 71 12 93  
MINIMUM 57 255 AM 27 1925 48 9 64  
AVERAGE 70 60 10 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.96 1966 0.14 -0.04 0.00  
MONTH TO DATE 1.24 1.52 -0.28 2.31  
SINCE MAR 1 4.17 7.54 -3.37 9.79  
SINCE JAN 1 8.48 9.78 -1.30 10.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.3 1966 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 8.7 6.4 2.3 7.7  
SINCE JUL 1 38.5 39.1 -0.6 24.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 48 92 -44 108  
SINCE MAR 1 1427 1446 -19 1590  
SINCE JUL 1 6478 6616 -138 6587  
 
COOLING  
YESTERDAY 5 1 4 14  
MONTH TO DATE 14 10 4 35  
SINCE MAR 1 32 18 14 38  
SINCE JAN 1 32 18 14 38    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 8.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1000 PM  
LOWEST 45 500 PM  
AVERAGE 68  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 2022  
MINIMUM TEMPERATURE (F) 49 30 1895  
1928  
 
SUNRISE AND SUNSET  
MAY 12 2023...........SUNRISE 551 AM CDT SUNSET 822 PM CDT  
MAY 13 2023...........SUNRISE 550 AM CDT SUNSET 823 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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