648  
CDUS43 KDMX 220639  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
139 AM CDT THU MAY 22 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR MAY 21 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 345 PM 92 1934 75 -13 85  
MINIMUM 47 1159 PM 33 1931 53 -6 58  
AVERAGE 55 64 -9 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.71 1949 0.16 -0.16 0.01  
MONTH TO DATE 0.82 3.36 -2.54 3.97  
SINCE MAR 1 4.02 9.35 -5.33 11.95  
SINCE JAN 1 5.46 11.77 -6.31 15.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 4 6 0  
MONTH TO DATE 104 134 -30 65  
SINCE MAR 1 1042 1351 -309 1064  
SINCE JUL 1 5481 6102 -621 5074  
 
COOLING  
YESTERDAY 0 3 -3 7  
MONTH TO DATE 30 33 -3 37  
SINCE MAR 1 47 44 3 50  
SINCE JAN 1 47 44 3 50    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 14.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1200 AM  
LOWEST 56 300 PM  
AVERAGE 73  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1925  
MINIMUM TEMPERATURE (F) 53 34 1963  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 545 AM CDT SUNSET 828 PM CDT  
MAY 23 2025...........SUNRISE 545 AM CDT SUNSET 829 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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