645  
CDUS43 KDMX 220639  
CLIAMW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
139 AM CDT THU MAY 22 2025  
   
...............................
 
 
   
..THE AMES IA CLIMATE SUMMARY FOR MAY 21 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
...................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 56 410 PM 74 -18 79  
MINIMUM 47 750 AM 52 -5 57  
AVERAGE 52 63 -11 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.17 -0.17  
MONTH TO DATE 2.19 3.39 -1.20  
SINCE JAN 1 10.77 10.62 0.15  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 4 9 0  
MONTH TO DATE 116 155 -39 76  
SINCE MAR 1 1149 1496 -347 1154  
SINCE JUL 1 5837 6697 -860 5275  
 
COOLING  
YESTERDAY 0 2 -2 3  
MONTH TO DATE 23 22 1 28  
SINCE MAR 1 28 27 1 33  
SINCE JAN 1 28 27 1 33    
...................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 14.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 59 200 PM  
AVERAGE 76  
   
......................................................
 
 
THE AMES IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 MM MM  
MINIMUM TEMPERATURE (F) 52 MM MM  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 548 AM CDT SUNSET 835 PM CDT  
MAY 23 2025...........SUNRISE 547 AM CDT SUNSET 836 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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